Inventor · disambiguated record
Tsunemasa Ohara
Also filed as: OHARA TSUNEMASA
31 granted patents·508 citations·filing 1981–1992
97Inventor score
Files withCANON KK31
Top patents by PatentIndex Score
31 records- 0198US4371594ABattery accommodating deviceCANON KK·Filed 1981·Granted Feb 1, 1983·139 cites·5 claims
- 0288US4616913ACameraCANON KK·Filed 1985·Granted Oct 14, 1986·26 cites·13 claims
- 0388US4468439ABattery loading deviceCANON KK·Filed 1982·Granted Aug 28, 1984·50 cites·4 claims
- 0483US4728975AMotor driven cameraCANON KK·Filed 1987·Granted Mar 1, 1988·20 cites·10 claims
- 0582US4718758ACameraCANON KK·Filed 1986·Granted Jan 12, 1988·19 cites·7 claims
- 0682US4673272AFilm transport apparatus for cameraCANON KK·Filed 1986·Granted Jun 16, 1987·19 cites·20 claims
- 0777US4699487AMode setting device for cameraCANON KK·Filed 1986·Granted Oct 13, 1987·15 cites·4 claims
- 0877US4697899AMotorized drive device for cameraCANON KK·Filed 1986·Granted Oct 6, 1987·15 cites·12 claims
- 0976US4679925ACameraCANON KK·Filed 1986·Granted Jul 14, 1987·15 cites·14 claims
- 1074US4992821ACameraCANON KK·Filed 1989·Granted Feb 12, 1991·13 cites·9 claims
- 1172US5053798AAutomatic focusing deviceCANON KK·Filed 1989·Granted Oct 1, 1991·30 cites·10 claims
- 1268US4912494ACamera systemCANON KK·Filed 1989·Granted Mar 27, 1990·25 cites·40 claims
- 1367US5008605AElectric driving device capable of eliminating backlashCANON KK·Filed 1988·Granted Apr 16, 1991·29 cites·16 claims
- 1467US4734732AFilm transportation device for cameraCANON KK·Filed 1987·Granted Mar 29, 1988·10 cites·11 claims
- 1567US4470682AOptical element positioning method and optical element assembly utilizing the sameCANON KK·Filed 1982·Granted Sep 11, 1984·8 cites·13 claims
- 1663US4766452ATransmission changeover mechanism for cameraCANON KK·Filed 1986·Granted Aug 23, 1988·9 cites·3 claims
- 1761US4659201ADrive device for cameraCANON KK·Filed 1986·Granted Apr 21, 1987·8 cites·22 claims
- 1856US4967216ACamera systemCANON KK·Filed 1989·Granted Oct 30, 1990·6 cites·19 claims
- 1956US4498750ALight shielding device in single lens reflex cameraCANON KK·Filed 1982·Granted Feb 12, 1985·5 cites·6 claims
- 2055US4969000ACamera systemCANON KK·Filed 1989·Granted Nov 6, 1990·6 cites·16 claims
- 2155US4508439ASingle lens reflex cameraCANON KK·Filed 1982·Granted Apr 2, 1985·5 cites·6 claims
- 2253US5307102ADriving mechanism of cameraCANON KK·Filed 1992·Granted Apr 26, 1994·6 cites·18 claims
- 2349US4779109ACamera having film information reading deviceCANON KK·Filed 1986·Granted Oct 18, 1988·5 cites·13 claims
- 2449US4671635AMotorized cameraCANON KK·Filed 1986·Granted Jun 9, 1987·5 cites·14 claims
- 2546US4716428AAutomatic film loading device for cameraCANON KK·Filed 1986·Granted Dec 29, 1987·4 cites·6 claims
- 2645US4799074ACameraCANON KK·Filed 1988·Granted Jan 17, 1989·4 cites·15 claims
- 2745US4752793ACamera with motorized film rewinding deviceCANON KK·Filed 1986·Granted Jun 21, 1988·4 cites·11 claims
- 2843US4699488AMotorized drive device for cameraCANON KK·Filed 1986·Granted Oct 13, 1987·3 cites·18 claims
- 2942US4739354AFilm drive deviceCANON KK·Filed 1987·Granted Apr 19, 1988·3 cites·12 claims
- 3038US4690532AMotorized drive device for cameraCANON KK·Filed 1986·Granted Sep 1, 1987·2 cites·27 claims
- 3132US4534633ADelay mechanism for single reflex cameraCANON KK·Filed 1982·Granted Aug 13, 1985·0 cites·2 claims
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