Inventor · disambiguated record
Siegfried Aftergut
Also filed as: AFTERGUT SIEGFRIED · COLE HERBERT S JR
26 granted patents·1,049 citations·filing 1974–2001
97Inventor score
Files withGEN ELECTRIC26
Top patents by PatentIndex Score
26 records- 0197US4308162ANovel yellow azo dyes and dichroic liquid crystal compositions made therewithGEN ELECTRIC·Filed 1980·Granted Dec 29, 1981·41 cites·21 claims
- 0296US5641984AHermetically sealed radiation imagerGEN ELECTRIC·Filed 1994·Granted Jun 24, 1997·134 cites·11 claims
- 0395US5707880AHermetically sealed radiation imagerGEN ELECTRIC·Filed 1997·Granted Jan 13, 1998·138 cites·6 claims
- 0494US4143947AMethod for improving the response time of a display device utilizing a twisted nematic liquid crystal compositionGEN ELECTRIC·Filed 1978·Granted Mar 13, 1979·70 cites·6 claims
- 0593US4581608AMulti-color liquid crystal display and systemGEN ELECTRIC·Filed 1983·Granted Apr 8, 1986·106 cites·36 claims
- 0692US4179395ADichroic dyes having a plurality of azo bonding groupsGEN ELECTRIC·Filed 1978·Granted Dec 18, 1979·22 cites·7 claims
- 0792US4122027ADichroic liquid crystal composition with 4,4-bis (substituted naphthylazo)azobenzene dichroic dyesGEN ELECTRIC·Filed 1976·Granted Oct 24, 1978·61 cites·2 claims
- 0889US4359398ALiquid crystal compositions with novel tris-azo dichroic dyesGEN ELECTRIC·Filed 1980·Granted Nov 16, 1982·20 cites·8 claims
- 0989US4308164ANovel yellow azo dyes and dichroic liquid crystal composition made therewithGEN ELECTRIC·Filed 1980·Granted Dec 29, 1981·20 cites·23 claims
- 1089US3983049ALiquid crystal compositions with positive dielectric anisotropyGEN ELECTRIC·Filed 1974·Granted Sep 28, 1976·29 cites·9 claims
- 1188US6366193B2Current limiting device and materials for a current limiting deviceGEN ELECTRIC·Filed 2001·Granted Apr 2, 2002·20 cites·14 claims
- 1287US4378302ARed perylene dichroic dye containing liquid crystal formulationsGEN ELECTRIC·Filed 1980·Granted Mar 29, 1983·47 cites·15 claims
- 1387US4128497ADichroic liquid crystal compositionsGEN ELECTRIC·Filed 1977·Granted Dec 5, 1978·46 cites·2 claims
- 1483US4308161ANovel yellow azo dyes and dichroic liquid crystal compositions made therewithGEN ELECTRIC·Filed 1980·Granted Dec 29, 1981·42 cites·23 claims
- 1582US5517031ASolid state imager with opaque layerGEN ELECTRIC·Filed 1994·Granted May 14, 1996·61 cites·14 claims
- 1682US4350603ANovel tris-azo dyes and liquid crystal compositions made therewithGEN ELECTRIC·Filed 1980·Granted Sep 21, 1982·14 cites·10 claims
- 1777US6133820ACurrent limiting device having a web structureGEN ELECTRIC·Filed 1998·Granted Oct 17, 2000·28 cites·31 claims
- 1870US4128496ADichroic liquid crystal compositionsGEN ELECTRIC·Filed 1977·Granted Dec 5, 1978·21 cites·6 claims
- 1968US4116861ADichroic liquid crystal compositionsGEN ELECTRIC·Filed 1977·Granted Sep 26, 1978·20 cites·4 claims
- 2064US5130263AMethod for photolithographically forming a selfaligned mask using back-side exposure and a non-specular reflecting layerGEN ELECTRIC·Filed 1990·Granted Jul 14, 1992·37 cites·26 claims
- 2161US4315668APermeation barrier for display cellsGEN ELECTRIC·Filed 1980·Granted Feb 16, 1982·23 cites·4 claims
- 2260US4308163ANovel yellow azo dyes and dichroic liquid crystal composition made therewithGEN ELECTRIC·Filed 1980·Granted Dec 29, 1981·17 cites·23 claims
- 2357US6290879B1Current limiting device and materials for a current limiting deviceGEN ELECTRIC·Filed 2000·Granted Sep 18, 2001·3 cites·15 claims
- 2455US6124780ACurrent limiting device and materials for a current limiting deviceGEN ELECTRIC·Filed 1998·Granted Sep 26, 2000·12 cites·2 claims
- 2545US5091466AInsolubilization of soluble pre-imidized polyimides by polyhydrazine compoundsGEN ELECTRIC·Filed 1990·Granted Feb 25, 1992·11 cites·14 claims
- 2640US4411812ADichroic liquid crystal compositions made with asymmetric tris-azo dyesGEN ELECTRIC·Filed 1981·Granted Oct 25, 1983·6 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →