Assignee
OPTEL CORP
17 granted patents·337 citations·filing 1973–1978
Top patents by PatentIndex Score
17 records- 0196US3955353ADirect current power converters employing digital techniques used in electronic timekeeping apparatusOPTEL CORP·Filed 1974·Granted May 11, 1976·69 cites·15 claims
- 0289US3955355AElectronic calculator watch structuresOPTEL CORP·Filed 1974·Granted May 11, 1976·46 cites·15 claims
- 0385US4080488ADye-titanium dioxide photogalvanic cellOPTEL CORP·Filed 1976·Granted Mar 21, 1978·46 cites·6 claims
- 0479US4152490ARadiant energy converter having storageOPTEL CORP·Filed 1978·Granted May 1, 1979·24 cites·14 claims
- 0575US4120568AElectrochromic cell with protective overcoat layerOPTEL CORP·Filed 1977·Granted Oct 17, 1978·26 cites·18 claims
- 0673US4137524AReversible printing displayOPTEL CORP·Filed 1977·Granted Jan 30, 1979·24 cites·7 claims
- 0773US4117210APhotogalvanic cell having transparent photoactive TIO2 thin filmOPTEL CORP·Filed 1977·Granted Sep 26, 1978·23 cites·13 claims
- 0869US4086398AMulti-compartment photogalvanic cellOPTEL CORP·Filed 1976·Granted Apr 25, 1978·15 cites·11 claims
- 0956US4118546ATriple electrode photogalvanic cell with energy storage capabilityOPTEL CORP·Filed 1977·Granted Oct 3, 1978·12 cites·11 claims
- 1056US4076904ASolid state photogalvanic device utilizing sea water as an electrolyteOPTEL CORP·Filed 1976·Granted Feb 28, 1978·13 cites·6 claims
- 1152US4115631AEnergy storing photogalvanic cell having dielectric overcoatingOPTEL CORP·Filed 1976·Granted Sep 19, 1978·11 cites·8 claims
- 1248US4085257ARadiant energy converter having storageOPTEL CORP·Filed 1975·Granted Apr 18, 1978·8 cites·1 claims
- 1345US4084043APhotogalvanic cell having a charge storage layer with varying performance characteristicsOPTEL CORP·Filed 1976·Granted Apr 11, 1978·8 cites·8 claims
- 1435US3955879ANonlinear electrochromic deviceOPTEL CORP·Filed 1973·Granted May 11, 1976·2 cites·3 claims
- 1534US4138532AN-methylphenazine photogalvanic cellOPTEL CORP·Filed 1976·Granted Feb 6, 1979·4 cites·4 claims
- 1634US4097655APhotogalvanic cell using a transparent conducting electrodeOPTEL CORP·Filed 1976·Granted Jun 27, 1978·3 cites·7 claims
- 1732US4118547AThin film photogalvanic cellOPTEL CORP·Filed 1977·Granted Oct 3, 1978·3 cites·10 claims
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