Inventor · disambiguated record
Eugene O. Keizer
Also filed as: KEIZER EUGENE O · KEIZER EUGENE ORVILLE
13 granted patents·128 citations·filing 1974–1981
91Inventor score
Files withRCA CORP13
Top patents by PatentIndex Score
13 records- 0189US4104832AMethod for forming keel-tipped stylus for video disc systemsRCA CORP·Filed 1977·Granted Aug 8, 1978·33 cites·8 claims
- 0284US4162510AKeel-tipped stylus for video disc systemsRCA CORP·Filed 1977·Granted Jul 24, 1979·26 cites·10 claims
- 0361US4098030AMethod for forming a narrowed-electrode pickup stylus for video disc systemsRCA CORP·Filed 1977·Granted Jul 4, 1978·10 cites·3 claims
- 0461US4018984AVideo disc record having spirally aligned sync storage locationsRCA CORP·Filed 1974·Granted Apr 19, 1977·9 cites·6 claims
- 0558US4022968ARecording apparatus and methods for use in forming a video disc record having spirally aligned sync storage locationsRCA CORP·Filed 1975·Granted May 10, 1977·11 cites·6 claims
- 0656US4018987AVideo disc playback apparatusRCA CORP·Filed 1975·Granted Apr 19, 1977·10 cites·4 claims
- 0752US4124867ANarrowed-electrode pickup stylus for video disc systemsRCA CORP·Filed 1977·Granted Nov 7, 1978·7 cites·6 claims
- 0846US4005474ARecording apparatus and methods for a color picture/sound recordRCA CORP·Filed 1975·Granted Jan 25, 1977·7 cites·3 claims
- 0945US3972064AApparatus and methods for playback of color picture/sound recordsRCA CORP·Filed 1974·Granted Jul 27, 1976·5 cites·2 claims
- 1044US4296371ASystem for measuring stylus shoe lengthRCA CORP·Filed 1980·Granted Oct 20, 1981·8 cites·23 claims
- 1134US4375095AMethod and apparatus for testing styliRCA CORP·Filed 1981·Granted Feb 22, 1983·2 cites·19 claims
- 1229US4388714ATechnique for uniform stylus configurationRCA CORP·Filed 1981·Granted Jun 14, 1983·0 cites·5 claims
- 1329US4330915ATechnique for uniform stylus configurationRCA CORP·Filed 1980·Granted May 25, 1982·0 cites·21 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →