Series I: Patents, 1928-1976, inclusive
Arrangement
The patents series consists of 162 of Ruben's patents and are arranged by patent number.
Patent Number 3940284, Nickel Oxide Electric Current Producing Cell, 1976 February 24
box: 1, folder: 1 (Material Type: Mixed Materials)
Patent Number 3870563, Hermetically Sealed Storage Battery, 1975 March 11
box: 1, folder: 2 (Material Type: Mixed Materials)
Patent Number 3798070, Lead-Acid Storage Battery with Titanyl Sulfate Buffered Electrolyte, 1974 March 19
box: 1, folder: 3 (Material Type: Mixed Materials)
Patent Number 3615831, Lead Oxide-Sulfuric Acid Battery Having a Positive Electrode Comprising a Titanium-Molybdenum-Zirconium Alloy Grid, 1971 October 26
box: 1, folder: 4 (Material Type: Mixed Materials)
Patent Number 3576674, Lead Peroxide-Sulfuric Acid Cell, 1971 April 27
box: 1, folder: 5 (Material Type: Mixed Materials)
Patent Number 3544375, Rechargeable Fuel Cell, 1970 December 1
box: 1, folder: 6 (Material Type: Mixed Materials)
Patent Number 3539398, Magnesium Primary Cell, 1970 November 10
box: 1, folder: 7 (Material Type: Mixed Materials)
Patent Number 3499795, Storage Battery Having Electrodes Comprising a Supporting Base of Titanium Nitride, 1970 March 10
box: 1, folder: 8 (Material Type: Mixed Materials)
Patent Number 3455738, Method of Making Rechargeable Cell Having Ionically Permeable Gel and Electrode Therefor, 1969 July 15
box: 1, folder: 9 (Material Type: Mixed Materials)
Patent Number 3486940, Storage Battery Having a Positive Electrode Comprising a Supporting Base of Titanium Nitride Having a Surface Film of Non-Polarizing Material, 1969 December 13
box: 1, folder: 10 (Material Type: Mixed Materials)
Patent Number 3485672, Electric Current Producing Cell, 1969 December 23
box: 1, folder: 11 (Material Type: Mixed Materials)
Patent Number 3485675, Electric Current Producing Cell Having Depolarizer in Intimate Contact with Carburized Surface of the Container, 1969 December 23
box: 1, folder: 12 (Material Type: Mixed Materials)
Patent Number 3486063, Incandescent Lamp, 1969 December 23
box: 1, folder: 13 (Material Type: Mixed Materials)
Patent Number 3352769, Process for Producing Microperforated Stainless Steel Sheets, 1967 November 14
box: 1, folder: 14 (Material Type: Mixed Materials)
Patent Number 3275572, Refractory Composition and Electrical Resistance Made Therefrom, 1966 September 27
box: 1, folder: 15 (Material Type: Mixed Materials)
Patent Number 3216955, Electrical Resistor, 1965 November 9
box: 1, folder: 16 (Material Type: Mixed Materials)
Patent Number 3161545, Rechargeable Cell and Electrode Therefor, 1964 December 15
box: 1, folder: 17 (Material Type: Mixed Materials)
Patent Number 3152293, Sealed Semiconductor Device and Mounting Means Therefor, 1964 October 6
box: 1, folder: 18 (Material Type: Mixed Materials)
Patent Number 3124728, Sealed Electrolytic Capacitor, 1964 March 10
box: 1, folder: 19 (Material Type: Mixed Materials)
Patent Number 3088991, Electric Current Producing Cell, 1963 May 17
box: 1, folder: 20 (Material Type: Mixed Materials)
Patent Number 3066179, Electric Current Producing Cell, 1962 November 27
box: 1, folder: 21 (Material Type: Mixed Materials)
Patent Number 3048645, Primary Dry Cell, 1962 August 17
box: 1, folder: 22 (Material Type: Mixed Materials)
Patent Number 3006865, Refractory Composition, 1961 October 31
box: 1, folder: 23 (Material Type: Mixed Materials)
Patent Number 2967898, Primary Cell, 1961 January 10
box: 1, folder: 24 (Material Type: Mixed Materials)
Patent Number 2954418, Lead Peroxide Dry Cell, 1960 September 27
box: 1, folder: 25 (Material Type: Mixed Materials)
Patent Number 2948769, Electric Current Producing Cell, 1960 August 9
box: 1, folder: 26 (Material Type: Mixed Materials)
Patent Number 2948768, Sulfamate Primary Cell, 1960 August 9
box: 1, folder: 27 (Material Type: Mixed Materials)
Patent Number 24830 Reissue 2810006, Electric Current Producing Cell, 1960 May 31
box: 1, folder: 28 (Material Type: Mixed Materials)
Patent Number 2862156, Dry Capacitor, 1958 November 25
box: 1, folder: 29 (Material Type: Mixed Materials)
Patent Number 2852591, Potential Producing Cell and Battery Pile, 1958 September 16
box: 1, folder: 30 (Material Type: Mixed Materials)
Patent Number 2816151, Potential Producing Cell, 1957 December 10
box: 1, folder: 31 (Material Type: Mixed Materials)
Patent Number 2814664, Electric Current Producing Cell, 1957 November 26
box: 1, folder: 32 (Material Type: Mixed Materials)
Patent Number 2810006, Electric Current Producing Cell, 1957 October 15
box: 1, folder: 33 (Material Type: Mixed Materials)
Patent Number 2798112, Reserve Type Dry Cell, 1957 July 2
box: 1, folder: 34 (Material Type: Mixed Materials)
Patent Number 2783292, Primary Cell, 1957 February 26
box: 1, folder: 35 (Material Type: Mixed Materials)
Patent Number 2711497, Alternating Current Rectifier and Method of Making the Same, 1957 June 21
box: 1, folder: 36 (Material Type: Mixed Materials)
Patent Number 2711496, Lead Peroxide Rectifiers and Method of Making the Same, 1955 June 21
box: 1, folder: 37 (Material Type: Mixed Materials)
Patent Number 2708242, Radiation Dosimeter, 1955 May 10
box: 1, folder: 38 (Material Type: Mixed Materials)
Patent Number 2707199 Potential Producing Cell and High Voltage Pile, 1955 April 26
box: 1, folder: 39 (Material Type: Mixed Materials)
Patent Number 2692215, Alkaline Dry Cell, 1954 October 19
box: 1, folder: 40 (Material Type: Mixed Materials)
Patent Number 2669597, Electric Current Producing Cell with Tin Anode, 1954 February 16
box: 1, folder: 41 (Material Type: Mixed Materials)
Patent Number 2638489, Primary Cell, 1953 May 12
box: 1, folder: 42 (Material Type: Mixed Materials)
Patent Number 2631181, Alkaline Dry Cell, 1953 March 10
box: 1, folder: 43 (Material Type: Mixed Materials)
Patent Number 2629758, Electric Current Producing Cell and Electrolyte Therefor, 1953 February 24
box: 1, folder: 44 (Material Type: Mixed Materials)
Patent Number 2621368, Alkaline Dry Cell, 1952 December 2
box: 1, folder: 45 (Material Type: Mixed Materials)
Patent Number 2606941, Primary Cell and Battery, 1952 August 12
box: 1, folder: 46 (Material Type: Mixed Materials)
Patent Number 2576266, Electrolyte for Alkaline Dry Cells, 1951 November 27
box: 1, folder: 47 (Material Type: Mixed Materials)
Patent Number 2571616, Electric Current Producing Cells, 1951 October 16
box: 1, folder: 48 (Material Type: Mixed Materials)
Patent Number 2562215, Primary Cells, 1951 July 31
box: 1, folder: 49 (Material Type: Mixed Materials)
Patent Number 2554504, Rechargeable Cell, 1951 May 29
box: 1, folder: 50 (Material Type: Mixed Materials)
Patent Number 2542710, Alkaline Dry Cell, 1951 February 20
box: 1, folder: 51 (Material Type: Mixed Materials)
Patent Number 2542576, Alkaline Cylindrical Dry Cells, 1951 February 20
box: 1, folder: 52 (Material Type: Mixed Materials)
Patent Number 2536699, Alkaline Dry Cells, 1951 January 2
box: 1, folder: 53 (Material Type: Mixed Materials)
Patent Number 2536698, Battery Cell and Unit, 1951 January 2
box: 1, folder: 54 (Material Type: Mixed Materials)
Patent Number 2536697, Primary Cell and Battery, 1951 January 2
box: 1, folder: 55 (Material Type: Mixed Materials)
Patent Number 2536696, Primary Cell, 1951 January 2
box: 1, folder: 56 (Material Type: Mixed Materials)
Patent Number 2527576, Flat Primary Cell, 1950 October 31
box: 1, folder: 57 (Material Type: Mixed Materials)
Patent Number 2499419, Alkaline Primary Cell with Permanganate Depolarizer, 1950 March 17
box: 1, folder: 58 (Material Type: Mixed Materials)
Patent Number 2482514, Primary Cell with Mercury Absorbents, 1949 September 20
box: 1, folder: 59 (Material Type: Mixed Materials)
Patent Number 2481539, Method of Making Depolarizer Units for Alkaline Primary Cells, 1949 September 13
box: 1, folder: 60 (Material Type: Mixed Materials)
Patent Number 2473546, Alkaline Primary Cell, 1949 June 21
box: 1, folder: 61 (Material Type: Mixed Materials)
Patent Number 2463565, Dry Primary Cell, 1949 March 8
box: 1, folder: 62 (Material Type: Mixed Materials)
Patent Number 2463316, Alkaline Dry Cells with Permanganate Cathodes, 1949 March 1
box: 1, folder: 63 (Material Type: Mixed Materials)
Patent Number 2424904, Process for the Treatment of Regenerated Sheet Cellulose to Improve its Dielectric Properties, 1947 July 29
box: 1, folder: 64 (Material Type: Mixed Materials)
Patent Number 2422046, Alkaline Dry Cell, 1947 June 10
box: 1, folder: 65 (Material Type: Mixed Materials)
Patent Number 2422045, Alkaline Dry Cell, 1947 June 10
box: 1, folder: 66 (Material Type: Mixed Materials)
Patent Number 2393068, Electrodeposition of Insulating Materials, 1946 January 15
box: 1, folder: 67 (Material Type: Mixed Materials)
Patent Number 2389640, High Frequency Ignition System, 1945 November 27
box: 1, folder: 68 (Material Type: Mixed Materials)
Patent Number 2389638, Ignition System, 1945 November 27
box: 1, folder: 69 (Material Type: Mixed Materials)
Patent Number 2387772, Electrodeposition, Methods and Apparatus, 1945 October 13
box: 1, folder: 70 (Material Type: Mixed Materials)
Patent Number 2378160, Dielectric, 1945 June 12
box: 1, folder: 71 (Material Type: Mixed Materials)
Patent Number 2375178, Variable Electrical Resistors, 1945 May 1
box: 1, folder: 72 (Material Type: Mixed Materials)
Patent Number 2360367, Electrostatic Condensers and Dielectrics Therefor, 1944 October 17
box: 1, folder: 73 (Material Type: Mixed Materials)
Patent Number 2355680, Electrical Resistor Device, 1944 August 15
box: 1, folder: 74 (Material Type: Mixed Materials)
Patent Number 2348311, Electrode Elements for Dry Disk Rectifiers, 1944 May 9
box: 1, folder: 75 (Material Type: Mixed Materials)
Patent Number 2313093, Dielectric for Electrostatic Condensers, 1943 March 9
box: 1, folder: 76 (Material Type: Mixed Materials)
Patent Number 2308545, Dielectrics for Electrostatic Condensers and Condensers Made Therefrom, 1943 January 19
box: 1, folder: 77 (Material Type: Mixed Materials)
Patent Number 2327462, Electrodeposition of Insulating Material, 1943 August 24
box: 1, folder: 78 (Material Type: Mixed Materials)
Patent Number 2307005, Methods of Treating Metal Compositions, 1942 December 29
box: 1, folder: 79 (Material Type: Mixed Materials)
Patent Number 2306409, Primary Cell, 1942 December 29
box: 1, folder: 80 (Material Type: Mixed Materials)
Patent Number 2306408, Magnesium Primary Cell, 1942 December 29
box: 1, folder: 81 (Material Type: Mixed Materials)
Patent Number 2287834, Gas Discharge Devices and Circuit Therefor, 1942 June 13
box: 1, folder: 82 (Material Type: Mixed Materials)
Patent Number 2276346, Dielectric Composition, 1942 March 17
box: 1, folder: 83 (Material Type: Mixed Materials)
Patent Number 2282344, Resistance Devices, 1942 May 12
box: 1, folder: 84 (Material Type: Mixed Materials)
Patent Number 2266814, Dielectric Compositions, 1941 December 23
box: 1, folder: 85 (Material Type: Mixed Materials)
Patent Number 2266813, Dielectrics for Electrostatic Condensers, 1941 December 23
box: 1, folder: 86 (Material Type: Mixed Materials)
Patent Number 2266812, Electric Condensers and Dielectrics Therefor, 1941 December 23
box: 1, folder: 87 (Material Type: Mixed Materials)
Patent Number 2266811, Dielectrics for Electrostatic Condensers and the Like, 1941 December 23
box: 1, folder: 88 (Material Type: Mixed Materials)
Patent Number 2266810, Dielectrics for Electrostatic Condensers, 1941 December 23
box: 1, folder: 89 (Material Type: Mixed Materials)
Patent Number 2266809, Electrostatic Condensers and Dielectrics Therefor, 1941 December 23
box: 1, folder: 90 (Material Type: Mixed Materials)
Patent Number 2257129, Magnesium Primary Cell, 1941 September 13
box: 1, folder: 91 (Material Type: Mixed Materials)
Patent Number 2255817, Electrolytes for Electrolytic Condensers, 1941 September 16
box: 1, folder: 92 (Material Type: Mixed Materials)
Patent Number 2255818, Gas Discharge Device, 1941 September 16
box: 1, folder: 93 (Material Type: Mixed Materials)
Patent Number 2253533, Electric Make and Break Contact, 1941 August 26
box: 1, folder: 94 (Material Type: Mixed Materials)
Patent Number 2235566, Electrostatic Condensers, 1941 March 18
box: 1, folder: 95 (Material Type: Mixed Materials)
Patent Number 2213969, Electrical Resistance Element, 1940 September 10
box: 1, folder: 96 (Material Type: Mixed Materials)
Patent Number 2211584, Coaxial Electrical Conductors, 1940 August 13
box: 1, folder: 97 (Material Type: Mixed Materials)
Patent Number 2211583, Methods of Making Electric Condensers and Condensers Made Thereby, 1940 August 13
box: 1, folder: 98 (Material Type: Mixed Materials)
Patent Number 2211582, Process of Electrolytically Coating Nonconductive Materials, 1940 August 13
box: 1, folder: 99 (Material Type: Mixed Materials)
Patent Number 2204623, Variable Resistors, 1940 June 18
box: 1, folder: 100 (Material Type: Mixed Materials)
Patent Number 2200301, Potential-Producing Cells, 1940 May 14
box: 1, folder: 101 (Material Type: Mixed Materials)
Patent Number 2199446, Electrolytic Condensers, 1940 May 7
box: 1, folder: 102 (Material Type: Mixed Materials)
Patent Number 2199445, Electrolytic Condensers and Methods of Preparing Etched Electrodes Therefor, 1940 May 7
box: 1, folder: 103 (Material Type: Mixed Materials)
Patent Number 2198843, Methods of Making a Rectifier Element, 1940 April 13
box: 1, folder: 104 (Material Type: Mixed Materials)
Patent Number 2178970, Electrolytic Condenser, 1939 November 7
box: 1, folder: 105 (Material Type: Mixed Materials)
Patent Number 2178969, Potential Producing Cell, 1939 November 7
box: 1, folder: 106 (Material Type: Mixed Materials)
Patent Number 2170066, Fluorescent Lamps, 1939 August 22
box: 1, folder: 107 (Material Type: Mixed Materials)
Patent Number 2166180, Electrolytic Condenser, 1939 July 18
box: 1, folder: 108 (Material Type: Mixed Materials)
Patent Number 2166179, Film Maintaining Electrolytes, 1939 July 18
box: 1, folder: 109 (Material Type: Mixed Materials)
Patent Number 2127756, Electric Lamp, 1938 August 23
box: 1, folder: 110 (Material Type: Mixed Materials)
Patent Number 2116215, Electrical Switch, 1938 May 3
box: 1, folder: 111 (Material Type: Mixed Materials)
Patent Number 2115399, Photovoltaic Cell, 1938 April 26
box: 1, folder: 112 (Material Type: Mixed Materials)
Patent Number 2104817, Photoelectric Relay, 1938 January 11
box: 1, folder: 113 (Material Type: Mixed Materials)
Patent Number 2066912, Electrolytic Condensers, 1937 January 5
box: 1, folder: 114 (Material Type: Mixed Materials)
Patent Number 2063524, Electrical Amplifier Circuit, 1936 December 8
box: 1, folder: 115 (Material Type: Mixed Materials)
Patent Number 2063340, Continuous Torque Impulse Motor, 1936 December 8
box: 1, folder: 116 (Material Type: Mixed Materials)
Patent Number 2050587, Electrolytic Condenser, 1936 August 11
box: 1, folder: 117 (Material Type: Mixed Materials)
Patent Number 2049139, Electrical Discharge Relay, 1936 July 28
box: 1, folder: 118 (Material Type: Mixed Materials)
Patent Number 2032439, Electric Current Rectifier, 1936 March 3
box: 1, folder: 119 (Material Type: Mixed Materials)
Patent Number 2014239, Rectifier Device, 1935 September 10
box: 1, folder: 120 (Material Type: Mixed Materials)
Patent Number 2001978, Voltaic Couple, 1935 May 21
box: 1, folder: 121 (Material Type: Mixed Materials)
Patent Number 1991175, Oscillator Circuits, 1935 February 12
box: 1, folder: 122 (Material Type: Mixed Materials)
Patent Number 1989461, Ionic Amplifier, 1935 January 29
box: 1, folder: 123 (Material Type: Mixed Materials)
Patent Number 1989464, Electric Current Rectifier, 1935 January 29
box: 1, folder: 124 (Material Type: Mixed Materials)
Patent Number 1989463, Electric Current Rectifier, 1935 January 29
box: 1, folder: 125 (Material Type: Mixed Materials)
Patent Number 1989462, Ionic Amplifier, 1935 January 29
box: 1, folder: 126 (Material Type: Mixed Materials)
Patent Number 1985519, Vacuum Tube Circuit, 1934 December 25
box: 1, folder: 127 (Material Type: Mixed Materials)
Patent Number 1971053, Resistance Device, 1934 August 21
box: 1, folder: 128 (Material Type: Mixed Materials)
Patent Number 1941494, Reissue 19218, Light-Sensitive Device, 1934 June 19
box: 1, folder: 129 (Material Type: Mixed Materials)
Patent Number 1941493, Light Sensitive Circuit, 1934 January 2
box: 1, folder: 130 (Material Type: Mixed Materials)
Patent Number 1920151, Potential Producing Cell, 1933 July 25
box: 1, folder: 131 (Material Type: Mixed Materials)
Patent Number 1918716, Electrical Condenser, 1933 July 18
box: 1, folder: 132 (Material Type: Mixed Materials)
Patent Number 1916235, Remote Control Device, 1933 July 4
box: 1, folder: 133 (Material Type: Mixed Materials)
Patent Number 1902900, Electrical Phonograph Pick-Up, 1933 March 28
box: 1, folder: 134 (Material Type: Mixed Materials)
Patent Number 1896043, Insulated Wires and Processes Therefor, 1933 January 31
box: 1, folder: 135 (Material Type: Mixed Materials)
Patent Number 1896042, Insulated Wire, 1933 January 31
box: 1, folder: 136 (Material Type: Mixed Materials)
Patent Number 1896041, Insulated Wire, 1933 January 31
box: 1, folder: 137 (Material Type: Mixed Materials)
Patent Number 1896040, Insulated Wire and Process Therefor, 1933 January 31
box: 1, folder: 138 (Material Type: Mixed Materials)
Patent Number 1895489, Methods and an Apparatus for Electrically Effecting Synthetic Reactions, 1933 January 31
box: 1, folder: 139 (Material Type: Mixed Materials)
Patent Number 1890470, Electric Current Rectifier, 1932 December 13
box: 1, folder: 140 (Material Type: Mixed Materials)
Patent Number 1889380, Device and Method for Recording Sound Wave, 1932 November 29
box: 1, folder: 141 (Material Type: Mixed Materials)
Patent Number 1889379, Methods of Making an Electrical Resistance Element, 1932 November 29
box: 1, folder: 142 (Material Type: Mixed Materials)
Patent Number 1882449, Electron Discharge Device, 1932 October 11
box: 1, folder: 143 (Material Type: Mixed Materials)
Patent Number 1877482, Resistance Device, 1932 September 13
box: 1, folder: 144 (Material Type: Mixed Materials)
Patent Number 1849157, Insulating Coating for Filament, 1932 March 15
box: 1, folder: 145 (Material Type: Mixed Materials)
Patent Number 1847669, Electron Tube Apparatus, 1932 March 1
box: 1, folder: 146 (Material Type: Mixed Materials)
Patent Number 1843698, Apparatus for Generating Electrical Potential, 1932 February 2
box: 1, folder: 147 (Material Type: Mixed Materials)
Patent Number 1829237, Heater Element and Methods for Making it, 1931 October 27
box: 1, folder: 148 (Material Type: Mixed Materials)
Patent Number 1815483, Reissue 18713, Electrical Discharge Device, 1933 January 17
box: 1, folder: 149 (Material Type: Mixed Materials)
Patent Number 1805108, Electric Discharge Display Device, 1931 May 12
box: 1, folder: 150 (Material Type: Mixed Materials)
Patent Number 1799646, Sound-Emitting Apparatus, 1931 April 7
box: 1, folder: 151 (Material Type: Mixed Materials)
Patent Number 1781033, Electrical Condensers, 1930 November 11
box: 1, folder: 152 (Material Type: Mixed Materials)
Patent Number 1757547, Phonograph Pick-Ups, 1930 May 6
box: 1, folder: 153 (Material Type: Mixed Materials)
Patent Number 1755796, Electron-Tube Apparatus, 1930 April 22
box: 1, folder: 154 (Material Type: Mixed Materials)
Patent Number 1752811, Methods and Apparatus of Telephonic Communication, 1930 April 1
box: 1, folder: 155 (Material Type: Mixed Materials)
Patent Number 1751888, Sound-Emitting Device, 1930 March 25
box: 1, folder: 156 (Material Type: Mixed Materials)
Patent Number 1748620, Microphone, 1930 February 25
box: 1, folder: 157 (Material Type: Mixed Materials)
Patent Number 1747648, Ionic-Discharge Device, 1930 Februray 18
box: 1, folder: 158 (Material Type: Mixed Materials)
Patent Number 1714191, Electrical Condenser, 1929 May 21
box: 1, folder: 159 (Material Type: Mixed Materials)
Patent Number 1710073, Electrical Condenser, 1929 April 23
box: 1, folder: 160 (Material Type: Mixed Materials)
Patent Number 1705538, Vacuum Tube, 1929 March 19
box: 1, folder: 161 (Material Type: Mixed Materials)
Patent Number 1694190, Photo-Electric Cell, 1928 December 4
box: 1, folder: 162 (Material Type: Mixed Materials)
