Inventor · disambiguated record
Youichi Okuno
Also filed as: MATSUDA MUTSUHIDE · MATSUMOTO KAZUYA · OKUNO YOUICHI · SUZUKI RYOICHI
23 granted patents·150 citations·filing 1974–1982
95Inventor score
Files withCANON KK23
Top patents by PatentIndex Score
23 records- 0189US3971048AExposure value display system for a cameraCANON KK·Filed 1974·Granted Jul 20, 1976·16 cites·5 claims
- 0284US4181416AData printer for a cameraCANON KK·Filed 1976·Granted Jan 1, 1980·16 cites·2 claims
- 0384US4101912AData recording device for cameraCANON KK·Filed 1976·Granted Jul 18, 1978·13 cites·3 claims
- 0480US4165930ACamera having a holographic indicatorCANON KK·Filed 1977·Granted Aug 28, 1979·22 cites·7 claims
- 0580US3962710AViewfinder for a single lens reflex cameraCANON KK·Filed 1974·Granted Jun 8, 1976·11 cites·7 claims
- 0679US4198146APhotographic data printing deviceCANON KK·Filed 1978·Granted Apr 15, 1980·10 cites·21 claims
- 0768US4053912AView finder system for a single lens reflex cameraCANON KK·Filed 1975·Granted Oct 11, 1977·7 cites·10 claims
- 0866US4104658AData printing device for cameraCANON KK·Filed 1976·Granted Aug 1, 1978·7 cites·4 claims
- 0956US4005458ALight measuring device for a single lens reflex camera with a pentagonal prismCANON KK·Filed 1974·Granted Jan 25, 1977·4 cites·15 claims
- 1055US4265522ACamera having a holographic indicatorCANON KK·Filed 1979·Granted May 5, 1981·8 cites·7 claims
- 1150US4297020AView finder for single-lens reflex cameraCANON KK·Filed 1980·Granted Oct 27, 1981·4 cites·5 claims
- 1249US4332446AView finder for cameraCANON KK·Filed 1980·Granted Jun 1, 1982·4 cites·2 claims
- 1348US4134652ALight measuring arrangement for a single lens reflex cameraCANON KK·Filed 1977·Granted Jan 16, 1979·3 cites·9 claims
- 1446US4103153ADevice for measuring light incident on an image forming optical systemCANON KK·Filed 1976·Granted Jul 25, 1978·9 cites·2 claims
- 1545US4190338AData recording cameraCANON KK·Filed 1978·Granted Feb 26, 1980·2 cites·5 claims
- 1643US3978502AView-finder device for single lens reflex cameraCANON KK·Filed 1974·Granted Aug 31, 1976·2 cites·8 claims
- 1738US3996594ALight measuring apparatus for a single lens reflex cameraCANON KK·Filed 1975·Granted Dec 7, 1976·1 cites·2 claims
- 1836US4178084ADevice for measuring light incident on an image forming optical systemCANON KK·Filed 1978·Granted Dec 11, 1979·6 cites·17 claims
- 1936US4109257AReflex camera with a built-in exposure metering apparatusCANON KK·Filed 1976·Granted Aug 22, 1978·1 cites·7 claims
- 2034US4106038AIndicator in a finderCANON KK·Filed 1976·Granted Aug 8, 1978·2 cites·11 claims
- 2133US3956584AOptical system for a television camera with a bias-light emitting deviceCANON KK·Filed 1975·Granted May 11, 1976·2 cites·2 claims
- 2232US4771304AFocusing screenCANON KK·Filed 1982·Granted Sep 13, 1988·0 cites·11 claims
- 2329US4199239ACameraCANON KK·Filed 1977·Granted Apr 22, 1980·0 cites·11 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →