Assignee
ESB INC
US·64 granted patents·1,302 citations·filing 1972–1980
Top patents by PatentIndex Score
64 records- 0195US4206398AMethod of and apparatus for detecting ground faults in isolated power supply systemsESB INC·Filed 1978·Granted Jun 3, 1980·78 cites·42 claims
- 0292US4255746AEmergency lighting and fire detector systemESB INC·Filed 1977·Granted Mar 10, 1981·63 cites·10 claims
- 0391US4070528ABattery having porous inherently sealable separatorESB INC·Filed 1975·Granted Jan 24, 1978·77 cites·6 claims
- 0489US4221852ARadial grids for lead acid batteriesESB INC·Filed 1979·Granted Sep 9, 1980·68 cites·8 claims
- 0589US4048405AHigh drain rate, primary alkaline cell having a divalent silver oxide/monovalent silver oxide depolarizer blend coated with a layer of silverESB INC·Filed 1976·Granted Sep 13, 1977·44 cites·13 claims
- 0687US4199754ACircuit for an emergency lighting and fire detector systemESB INC·Filed 1977·Granted Apr 22, 1980·42 cites·14 claims
- 0787US3932764ATransfer switch and transient eliminator system and methodESB INC·Filed 1974·Granted Jan 13, 1976·38 cites·3 claims
- 0884US4009056APrimary alkaline cell having a stable divalent silver oxide depolarizer mixESB INC·Filed 1976·Granted Feb 22, 1977·40 cites·18 claims
- 0983US4091186ADry cell battery having electrical spring contact adhered to terminalESB INC·Filed 1977·Granted May 23, 1978·45 cites·24 claims
- 1082US3978465ALine isolation monitorESB INC·Filed 1974·Granted Aug 31, 1976·40 cites·9 claims
- 1180US3966497ASeawater batteryESB INC·Filed 1974·Granted Jun 29, 1976·30 cites·13 claims
- 1276US4191806APressure vent for a sealed primary cellESB INC·Filed 1978·Granted Mar 4, 1980·26 cites·8 claims
- 1376US3990439AProtective breathing apparatus and valve thereforESB INC·Filed 1974·Granted Nov 9, 1976·54 cites·7 claims
- 1473US4087697ARapid power transfer systemESB INC·Filed 1976·Granted May 2, 1978·24 cites·20 claims
- 1573US4072799AVent plug system for batteriesESB INC·Filed 1977·Granted Feb 7, 1978·25 cites·19 claims
- 1670US3983554AElectric power distribution system including a Master Annunicator and Central Control UnitESB INC·Filed 1975·Granted Sep 28, 1976·24 cites·2 claims
- 1769US3956022AStorage battery with carrying deviceESB INC·Filed 1975·Granted May 11, 1976·26 cites·9 claims
- 1868US4075398AMeans of providing pressure relief to sealed galvanic cellESB INC·Filed 1976·Granted Feb 21, 1978·23 cites·8 claims
- 1968US3997365ABattery having polyamide hot melt adhesive sealESB INC·Filed 1973·Granted Dec 14, 1976·16 cites·12 claims
- 2068US3953238AMulticell seawater batteryESB INC·Filed 1974·Granted Apr 27, 1976·19 cites·8 claims
- 2167US3988163ASodium-mixture of metal halides, sulfur batteryESB INC·Filed 1975·Granted Oct 26, 1976·21 cites·8 claims
- 2266US4224736AProcess for sealing electrochemical cellsESB INC·Filed 1978·Granted Sep 30, 1980·19 cites·10 claims
- 2366US4015056AMethod of manufacturing a stable divalent silver oxide depolarizer mixESB INC·Filed 1976·Granted Mar 29, 1977·17 cites·18 claims
- 2465US4200830ASeries resonant battery charger and control thereforESB INC·Filed 1977·Granted Apr 29, 1980·29 cites·21 claims
- 2565US4078127AAdditive for an alkaline battery employing divalent silver oxide positive active materialESB INC·Filed 1977·Granted Mar 7, 1978·22 cites·10 claims
- 2665US3969138ASodium-aluminum halide, sulfur batteryESB INC·Filed 1975·Granted Jul 13, 1976·17 cites·6 claims
- 2764US4113929ANon-aqueous primary battery having a pure silver chromate cathodeESB INC·Filed 1977·Granted Sep 12, 1978·16 cites·8 claims
- 2863US4091180AVent system with flame arresting capabilityESB INC·Filed 1977·Granted May 23, 1978·18 cites·20 claims
- 2963US4088628AAtactic polypropylene tapeESB INC·Filed 1976·Granted May 9, 1978·17 cites·5 claims
- 3061US4131637AGrafted polymeric material and process for preparingESB INC·Filed 1977·Granted Dec 26, 1978·10 cites·9 claims
- 3160US4160070AAdditive for high drain rate lithium cellsESB INC·Filed 1978·Granted Jul 3, 1979·17 cites·10 claims
- 3259US4164016ACurrent sensing systemESB INC·Filed 1978·Granted Aug 7, 1979·13 cites·4 claims
- 3357US3964932ABattery having deformations in a metal layerESB INC·Filed 1975·Granted Jun 22, 1976·13 cites·7 claims
- 3456US4145648APolarity indicator for battery chargerESB INC·Filed 1977·Granted Mar 20, 1979·29 cites·8 claims
- 3556US4079243ABattery powered lamp assemblyESB INC·Filed 1976·Granted Mar 14, 1978·15 cites·20 claims
- 3656US3981748ANon-aqueous, primary battery having a blended cathode active materialESB INC·Filed 1975·Granted Sep 21, 1976·13 cites·16 claims
- 3755US4122133AMaterial for an alkaline cell separator and a process of makingESB INC·Filed 1977·Granted Oct 24, 1978·11 cites·7 claims
- 3855US3981743AMethod of preparing a lithium-aluminum electrodeESB INC·Filed 1975·Granted Sep 21, 1976·13 cites·6 claims
- 3955US3963806AReaction product of polyalkylene imine and epoxy, halo, ethylenic substituted difunctional compoundsESB INC·Filed 1973·Granted Jun 15, 1976·18 cites·10 claims
- 4053US3943004ALead chloride electrode for seawater batteryESB INC·Filed 1975·Granted Mar 9, 1976·12 cites·6 claims
- 4152US4059718AComposite of metal and insulating material with setback which exposes battery terminalESB INC·Filed 1976·Granted Nov 22, 1977·11 cites·8 claims
- 4251US4253927AMaterial for an alkaline cell separator and a process of makingESB INC·Filed 1978·Granted Mar 3, 1981·6 cites·8 claims
- 4350US4122242AProcess for sealing electrochemical cellsESB INC·Filed 1977·Granted Oct 24, 1978·11 cites·12 claims
- 4450USD248504SLanternESB INC·Filed 1976·Granted Jul 11, 1978·6 cites·1 claims
- 4547US4215189AElectrochemical battery employing a latex bonded lead dioxide electrodeESB INC·Filed 1979·Granted Jul 29, 1980·10 cites·7 claims
- 4647US4074720ACardiac pacer with rate runaway protectionESB INC·Filed 1976·Granted Feb 21, 1978·8 cites·8 claims
- 4747US3954505AMulticell alkaline primary batteryESB INC·Filed 1975·Granted May 4, 1976·12 cites·9 claims
- 4845US4091179AVent system with flame arresting capabilityESB INC·Filed 1977·Granted May 23, 1978·10 cites·9 claims
- 4945US4064323ABattery having venting wrapper comprising gas previous plastic layer and fractured gas impervious layerESB INC·Filed 1976·Granted Dec 20, 1977·9 cites·9 claims
- 5042US4252872AGranulated lead oxides with teflonESB INC·Filed 1980·Granted Feb 24, 1981·7 cites·3 claims
Showing the top 50 of 64 patent records by PatentIndex Score.
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