Inventor · disambiguated record
Akira Hiramatsu
Also filed as: HIRAMATSU AKIRA
50 granted patents·1 pending application·1,389 citations·filing 1981–2003
99Inventor score
Files withCANON KK50
Top patents by PatentIndex Score
51 records- 0194US4491401ADiaphragm deviceCANON KK·Filed 1984·Granted Jan 1, 1985·38 cites·4 claims
- 0292US4513219AVibration wave motorCANON KK·Filed 1983·Granted Apr 23, 1985·63 cites·10 claims
- 0392US4420240ATripartite camera with releasable coupling between each partCANON KK·Filed 1982·Granted Dec 13, 1983·33 cites·3 claims
- 0491US4560263ADrive system for a vibration wave motor for lens controlCANON KK·Filed 1983·Granted Dec 24, 1985·61 cites·23 claims
- 0591US4484099APiezoelectric vibration wave motor with multiple traveling wave generating membersCANON KK·Filed 1983·Granted Nov 20, 1984·55 cites·5 claims
- 0690US4643557AExposure control apparatusCANON KK·Filed 1985·Granted Feb 17, 1987·29 cites·5 claims
- 0790US4504760APiezoelectrically driven vibration wave motorCANON KK·Filed 1983·Granted Mar 12, 1985·53 cites·4 claims
- 0890US4495432APiezoelectric vibration wave motor with sloped drive surfaceCANON KK·Filed 1983·Granted Jan 22, 1985·55 cites·5 claims
- 0988US4752711AVibration wave motorCANON KK·Filed 1986·Granted Jun 21, 1988·58 cites·11 claims
- 1087US5798773ARecording apparatus and method for correction of discharge failure and density unevennessCANON KK·Filed 1997·Granted Aug 25, 1998·59 cites·27 claims
- 1186US5541626ARecording apparatus and method for manufacturing recorded product therebyCANON KK·Filed 1993·Granted Jul 30, 1996·56 cites·40 claims
- 1286US5321467AImage forming apparatus with ink jet and electrophotographic recording unitsCANON KK·Filed 1993·Granted Jun 14, 1994·49 cites·47 claims
- 1386US4693582AAuxiliary light source for camera having automatic focusing deviceCANON KK·Filed 1986·Granted Sep 15, 1987·58 cites·34 claims
- 1485US4692651AVibration wave motorCANON KK·Filed 1986·Granted Sep 8, 1987·51 cites·6 claims
- 1584US4692650AVibration wave motorCANON KK·Filed 1986·Granted Sep 8, 1987·48 cites·10 claims
- 1681US5952766AVibration wave motorCANON KK·Filed 1998·Granted Sep 14, 1999·32 cites·20 claims
- 1781US4709138AApparatus for detecting shake of image of objectCANON KK·Filed 1986·Granted Nov 24, 1987·42 cites·14 claims
- 1879US4933983AImage data reading apparatusCANON KK·Filed 1987·Granted Jun 12, 1990·34 cites·18 claims
- 1979US4645964AVibration wave motorCANON KK·Filed 1985·Granted Feb 24, 1987·37 cites·10 claims
- 2077US4829371AFilm reading apparatus which reads an unexposed portion of a film to determine its typeCANON KK·Filed 1986·Granted May 9, 1989·30 cites·9 claims
- 2176US4974068AApparatus for reading a film image with a photoelectric converting element and for adjusting the gain of said elementCANON KK·Filed 1987·Granted Nov 27, 1990·29 cites·4 claims
- 2276US4649311AVibration wave motorCANON KK·Filed 1985·Granted Mar 10, 1987·32 cites·26 claims
- 2374US4465355ASingle-lens reflex cameraCANON KK·Filed 1982·Granted Aug 14, 1984·11 cites·5 claims
- 2472US4502771ACamera with a voice transmitting deviceCANON KK·Filed 1983·Granted Mar 5, 1985·10 cites·1 claims
- 2570US4670645AFocus detecting device with shading reduction optical filterCANON KK·Filed 1984·Granted Jun 2, 1987·22 cites·8 claims
- 2670US4555169AFocus detecting device for a cameraCANON KK·Filed 1984·Granted Nov 26, 1985·23 cites·24 claims
- 2769US4831305AVibration wave motorCANON KK·Filed 1988·Granted May 16, 1989·24 cites·11 claims
- 2868US5592262AImage forming apparatus with ink jet and electrophotographic recording unitsCANON KK·Filed 1994·Granted Jan 7, 1997·20 cites·32 claims
- 2968US4914282AFocus detection system employing multiple area light distribution sensorsCANON KK·Filed 1989·Granted Apr 3, 1990·26 cites·21 claims
- 3067US4492453ASingle lens reflex camera with mirror operating mechanismCANON KK·Filed 1982·Granted Jan 8, 1985·8 cites·8 claims
- 3165US4698492AFocus detector system with a distortion compensation maskCANON KK·Filed 1985·Granted Oct 6, 1987·23 cites·4 claims
- 3264US4723085AVibration wave motorCANON KK·Filed 1987·Granted Feb 2, 1988·19 cites·4 claims
- 3364US4634915AMount for surface wave motorCANON KK·Filed 1985·Granted Jan 6, 1987·22 cites·25 claims
- 3464US4618236AFocus detecting apparatusCANON KK·Filed 1984·Granted Oct 21, 1986·18 cites·3 claims
- 3562US4634255AFocus detection apparatusCANON KK·Filed 1985·Granted Jan 6, 1987·21 cites·14 claims
- 3662US4509848ALight measuring device for cameraCANON KK·Filed 1983·Granted Apr 9, 1985·7 cites·2 claims
- 3762US4473284AIn-focus state detecting device for cameraCANON KK·Filed 1982·Granted Sep 25, 1984·16 cites·13 claims
- 3858US4833544AImage processing apparatusCANON KK·Filed 1986·Granted May 23, 1989·14 cites·11 claims
- 3957US4777506ACamera having an assembling adjusting deviceCANON KK·Filed 1987·Granted Oct 11, 1988·17 cites·13 claims
- 4057US4475803ALight measuring device for cameraCANON KK·Filed 1982·Granted Oct 9, 1984·5 cites·4 claims
- 4155US4449803AIndicating apparatus for electronic flash system of TTL light measurement typeCANON KK·Filed 1981·Granted May 22, 1984·5 cites·8 claims
- 4254US5892317AVibration wave motorCANON KK·Filed 1997·Granted Apr 6, 1999·12 cites·27 claims
- 4351US5283668AImage reading apparatus with image sensor having selectively readable segmentsCANON KK·Filed 1991·Granted Feb 1, 1994·12 cites·5 claims
- 4450US5072311AFilm image reading apparatus with length/width discrimination signalCANON KK·Filed 1990·Granted Dec 10, 1991·12 cites·16 claims
- 4549US4660933ALens driving deviceCANON KK·Filed 1986·Granted Apr 28, 1987·13 cites·11 claims
- 4649US4456351AFocus detecting deviceCANON KK·Filed 1982·Granted Jun 26, 1984·10 cites·20 claims
- 4747US4480904AAnti-mirror-bounce device for single-lens reflex cameraCANON KK·Filed 1982·Granted Nov 6, 1984·3 cites·13 claims
- 4842US4529284AElectromagnetic release deviceCANON KK·Filed 1982·Granted Jul 16, 1985·2 cites·14 claims
- 4940US5347192AVibration wave motorCANON KK·Filed 1992·Granted Sep 13, 1994·8 cites·14 claims
- 5036US4483604AFocus detecting device with shieldingCANON KK·Filed 1983·Granted Nov 20, 1984·4 cites·6 claims
Showing the top 50 of 51 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →