Inventor · disambiguated record
Yutaka Kohtani
Also filed as: KOHTANI YUTAKA
9 granted patents·112 citations·filing 1977–1995
87Inventor score
Files withCANON KK9
Top patents by PatentIndex Score
9 records- 0184US4591919AAutomatic focus control system and camera using sameCANON KK·Filed 1983·Granted May 27, 1986·37 cites·32 claims
- 0266US5608457AVideo camera apparatusCANON KK·Filed 1995·Granted Mar 4, 1997·39 cites·19 claims
- 0363US4208108ASound motion picture projectorCANON KK·Filed 1977·Granted Jun 17, 1980·6 cites·21 claims
- 0459US4956726AInformation signal reproducing apparatus in which control signal condition and information signal level are varied so as to correspondCANON KK·Filed 1988·Granted Sep 11, 1990·12 cites·15 claims
- 0558US4134079AAutomatic gain control circuit for sound motion picture cameraCANON KK·Filed 1977·Granted Jan 9, 1979·10 cites·16 claims
- 0635US4146312ASound motion picture camera and sound motion picture systemCANON KK·Filed 1977·Granted Mar 27, 1979·2 cites·13 claims
- 0734US4311369ASound motion picture cameraCANON KK·Filed 1979·Granted Jan 19, 1982·2 cites·12 claims
- 0832US4396955AMuting deviceCANON KK·Filed 1981·Granted Aug 2, 1983·4 cites·4 claims
- 0930US4274718ASound motion picture cameraCANON KK·Filed 1979·Granted Jun 23, 1981·0 cites·43 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →