Inventor · disambiguated record
Hiroyasu Murakami
Also filed as: MURAKAMI HIROYASU · SUZUKI MASAYUKI · YAMAMICHI MASAYOSHI
44 granted patents·1 pending application·825 citations·filing 1977–2013
98Inventor score
Files withCANON KK39TOSHIBA KK3HONDA MOTOR CO LTD1MITSUBISHI PLASTICS INC1TOKYO SHIBAURA ELECTRIC CO1
Top patents by PatentIndex Score
45 records- 0196US4734901ARecording and reproducing apparatusTOSHIBA KK·Filed 1984·Granted Mar 29, 1988·58 cites·15 claims
- 0294US4607290AImage information filing apparatusTOSHIBA KK·Filed 1984·Granted Aug 19, 1986·47 cites·9 claims
- 0394US4491401ADiaphragm deviceCANON KK·Filed 1984·Granted Jan 1, 1985·38 cites·4 claims
- 0493US4761775AOptical disc using tracking and clocking prepits and address prepits between adjacent ones of the tracking and clocking prepits, and an optical apparatus using such a discTOKYO SHIBAURA ELECTRIC CO·Filed 1987·Granted Aug 2, 1988·53 cites·8 claims
- 0592US4513219AVibration wave motorCANON KK·Filed 1983·Granted Apr 23, 1985·63 cites·10 claims
- 0692US4420240ATripartite camera with releasable coupling between each partCANON KK·Filed 1982·Granted Dec 13, 1983·33 cites·3 claims
- 0791US4560263ADrive system for a vibration wave motor for lens controlCANON KK·Filed 1983·Granted Dec 24, 1985·61 cites·23 claims
- 0891US4484099APiezoelectric vibration wave motor with multiple traveling wave generating membersCANON KK·Filed 1983·Granted Nov 20, 1984·55 cites·5 claims
- 0991US4249816APhotographic camera with a release locking deviceCANON KK·Filed 1979·Granted Feb 10, 1981·18 cites·1 claims
- 1090US4504760APiezoelectrically driven vibration wave motorCANON KK·Filed 1983·Granted Mar 12, 1985·53 cites·4 claims
- 1190US4495432APiezoelectric vibration wave motor with sloped drive surfaceCANON KK·Filed 1983·Granted Jan 22, 1985·55 cites·5 claims
- 1287US4431287ACameraCANON KK·Filed 1981·Granted Feb 14, 1984·21 cites·5 claims
- 1386US4134660ASelf timer of cameraCANON KK·Filed 1977·Granted Jan 16, 1979·14 cites·18 claims
- 1480US5245312ASelf-timer operation informing deviceCANON KK·Filed 1986·Granted Sep 14, 1993·17 cites·3 claims
- 1577US4365880AIndicator for cameraCANON KK·Filed 1981·Granted Dec 28, 1982·12 cites·8 claims
- 1674US4465355ASingle-lens reflex cameraCANON KK·Filed 1982·Granted Aug 14, 1984·11 cites·5 claims
- 1772US4502771ACamera with a voice transmitting deviceCANON KK·Filed 1983·Granted Mar 5, 1985·10 cites·1 claims
- 1871US4761772AOptical disk recording and reproducing apparatus reliably providing access to desired tracksTOSHIBA KK·Filed 1984·Granted Aug 2, 1988·15 cites·6 claims
- 1969US4474447ACamera with automatic focusing deviceCANON KK·Filed 1982·Granted Oct 2, 1984·22 cites·9 claims
- 2067US4329034ACamera with program systemCANON KK·Filed 1980·Granted May 11, 1982·8 cites·8 claims
- 2166US4327982ADevice for suppressing mirror bounce in single lens reflex cameraCANON KK·Filed 1980·Granted May 4, 1982·8 cites·8 claims
- 2265US4376265APower source voltage checking device particularly for checking the voltage of a battery in a cameraCANON KK·Filed 1980·Granted Mar 8, 1983·18 cites·14 claims
- 2364US4634915AMount for surface wave motorCANON KK·Filed 1985·Granted Jan 6, 1987·22 cites·25 claims
- 2463US4346973AFocusing screen interchanging device in single lens reflex cameraCANON KK·Filed 1981·Granted Aug 31, 1982·7 cites·10 claims
- 2562US4509848ALight measuring device for cameraCANON KK·Filed 1983·Granted Apr 9, 1985·7 cites·2 claims
- 2662US4291960ADisplay deviceCANON KK·Filed 1979·Granted Sep 29, 1981·5 cites·15 claims
- 2762US4145129APhotographic information display apparatus for cameraCANON KK·Filed 1978·Granted Mar 20, 1979·5 cites·10 claims
- 2861US4290686ALiquid crystal display device for cameraCANON KK·Filed 1980·Granted Sep 22, 1981·20 cites·8 claims
- 2959US4452522ALiquid crystal display device for cameraCANON KK·Filed 1981·Granted Jun 5, 1984·6 cites·2 claims
- 3057US4475803ALight measuring device for cameraCANON KK·Filed 1982·Granted Oct 9, 1984·5 cites·4 claims
- 3157US4125832ADigital information conversion systemCANON KK·Filed 1977·Granted Nov 14, 1978·4 cites·13 claims
- 3251US4261659AExposure indicator control circuitCANON KK·Filed 1979·Granted Apr 14, 1981·3 cites·8 claims
- 3351US4219267ASafety device for exposure factor setting dialCANON KK·Filed 1978·Granted Aug 26, 1980·3 cites·5 claims
- 3450US4519685AFinder for single lens reflex cameraCANON KK·Filed 1981·Granted May 28, 1985·4 cites·19 claims
- 3549US4660933ALens driving deviceCANON KK·Filed 1986·Granted Apr 28, 1987·13 cites·11 claims
- 3649US4462025AIndication device for cameraCANON KK·Filed 1980·Granted Jul 24, 1984·12 cites·5 claims
- 3748US8939131B2PCV valve apparatusHONDA MOTOR CO LTD·Filed 2013·Granted Jan 27, 2015·0 cites·7 claims
- 3845US2007178292A1Multilayer resin film and laminated glassMITSUBISHI PLASTICS INC·Filed 2005·Application pending·0 cites
- 3941US4488145AResonant sounder device for producing multiple warning soundsCANON KK·Filed 1981·Granted Dec 11, 1984·8 cites·2 claims
- 4039US4345829AProgram-controlled cameraCANON KK·Filed 1980·Granted Aug 24, 1982·2 cites·4 claims
- 4135US4821056AShutter speed display device for a cameraCANON KK·Filed 1980·Granted Apr 11, 1989·2 cites·3 claims
- 4235US4302086ALiquid crystal indicator in camera finderCANON KK·Filed 1980·Granted Nov 24, 1981·4 cites·10 claims
- 4333US4178085APhotographic camera with a release locking deviceCANON KK·Filed 1977·Granted Dec 11, 1979·0 cites·3 claims
- 4432US4331406AIndicating device for computer type electronic flash unitCANON KK·Filed 1980·Granted May 25, 1982·2 cites·35 claims
- 4531US4457612ALiquid crystal display device for cameraCANON KK·Filed 1983·Granted Jul 3, 1984·1 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →