Inventor · disambiguated record
Keiichi Sakaguchi
Also filed as: SAKAGUCHI KEIICHI
8 granted patents·72 citations·filing 1974–1976
85Inventor score
Files withCANON KK8
Top patents by PatentIndex Score
8 records- 0170US4132463AZoom optical systemCANON KK·Filed 1976·Granted Jan 2, 1979·26 cites·15 claims
- 0266US4000501AOptical instrument with a zoom lens structureCANON KK·Filed 1975·Granted Dec 28, 1976·22 cites·14 claims
- 0360US3954330AFilm gate unit for motion picture apparatusCANON KK·Filed 1974·Granted May 4, 1976·5 cites·9 claims
- 0459US3955887AMotion picture cameraCANON KK·Filed 1974·Granted May 11, 1976·5 cites·36 claims
- 0556US4086605ADiaphragm deviceCANON KK·Filed 1976·Granted Apr 25, 1978·4 cites·12 claims
- 0643US3950775AInformation displaying apparatus for a cameraCANON KK·Filed 1974·Granted Apr 13, 1976·7 cites·22 claims
- 0741US4037948APhotographic camera which can use a film cartridge housing a film containing sound recording beltCANON KK·Filed 1974·Granted Jul 26, 1977·2 cites·24 claims
- 0837US4120571AMotion picture camera for use with a cartridge for film having a sound trackCANON KK·Filed 1976·Granted Oct 17, 1978·1 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →