Inventor · disambiguated record
Isao Harigaya
Also filed as: HARIGAYA ISAO · TSUNEKAWA TOKUICHI
46 granted patents·1,155 citations·filing 1977–2000
98Inventor score
Files withCANON KK46
Top patents by PatentIndex Score
46 records- 0199US5966495ARecording and reproducing apparatusCANON KK·Filed 1997·Granted Oct 12, 1999·288 cites·46 claims
- 0293US6232747B1Remaining-amount-of-battery detecting deviceCANON KK·Filed 2000·Granted May 15, 2001·56 cites·34 claims
- 0390US6150823ABattery charge detecting variable loadsCANON KK·Filed 1992·Granted Nov 21, 2000·70 cites·21 claims
- 0490US5729290AMovement detection device and focus detection apparatus using such deviceCANON KK·Filed 1995·Granted Mar 17, 1998·87 cites·9 claims
- 0587US5583791ARecording-reproduction apparatusCANON KK·Filed 1993·Granted Dec 10, 1996·34 cites·34 claims
- 0686US4270852ASound device incorporated cameraCANON KK·Filed 1979·Granted Jun 2, 1981·15 cites·10 claims
- 0785US4322145AShutter device for cameraCANON KK·Filed 1980·Granted Mar 30, 1982·19 cites·14 claims
- 0885US4156564APhotometric deviceCANON KK·Filed 1978·Granted May 29, 1979·14 cites·7 claims
- 0984US5463442AInterchangeable lens unit for use in camera systemCANON KK·Filed 1992·Granted Oct 31, 1995·24 cites·63 claims
- 1083US4329033ADistance detecting device and a focus control system utilizing the sameCANON KK·Filed 1980·Granted May 11, 1982·37 cites·57 claims
- 1183US4201463APhotographic camera deviceCANON KK·Filed 1978·Granted May 6, 1980·13 cites·13 claims
- 1282US5666158AImage pick-up apparatus having vibration correcting circuitryCANON KK·Filed 1995·Granted Sep 9, 1997·73 cites·19 claims
- 1378US5512941AImage sensing apparatusCANON KK·Filed 1994·Granted Apr 30, 1996·43 cites·12 claims
- 1478US5038231ARecording and reproducing apparatus which repositions table of contents information from one area to another on the mediumCANON KK·Filed 1990·Granted Aug 6, 1991·27 cites·9 claims
- 1577US4176929AExposure control device for a cameraCANON KK·Filed 1978·Granted Dec 4, 1979·10 cites·20 claims
- 1669US5861732ABattery charging apparatusCANON KK·Filed 1997·Granted Jan 19, 1999·48 cites·28 claims
- 1768US4817887ADevice for controlling reel driving motorCANON KK·Filed 1986·Granted Apr 4, 1989·15 cites·25 claims
- 1867US4628377AInformation signal reproducing apparatusCANON KK·Filed 1984·Granted Dec 9, 1986·12 cites·36 claims
- 1966US6069994AApparatus for recording digital still image signal and analog video signalCANON KK·Filed 1996·Granted May 30, 2000·16 cites·18 claims
- 2066US4458996APhotographic operation control circuit for cameraCANON KK·Filed 1979·Granted Jul 10, 1984·19 cites·6 claims
- 2165US5526044AMovement detection device and focus detection apparatus using such deviceCANON KK·Filed 1993·Granted Jun 11, 1996·20 cites·24 claims
- 2264US5313305AVideo camera having viewfinder and a power saving function featureCANON KK·Filed 1991·Granted May 17, 1994·23 cites·15 claims
- 2364US4675753AInformation signal recording and reproducing apparatusCANON KK·Filed 1986·Granted Jun 23, 1987·13 cites·16 claims
- 2463US4939596AInformation signal recording and reproducing apparatusCANON KK·Filed 1987·Granted Jul 3, 1990·13 cites·3 claims
- 2563US4420237AExposure control systemCANON KK·Filed 1982·Granted Dec 13, 1983·7 cites·25 claims
- 2660US5589943AApparatus for recording digital still image signals and analog still image signals in respective recording areasCANON KK·Filed 1994·Granted Dec 31, 1996·16 cites·14 claims
- 2759US6097511AVideo camera with interruption of recording upon detection of improper mounting of interchangeable lensCANON KK·Filed 1994·Granted Aug 1, 2000·18 cites·34 claims
- 2858US5875298ARecording-reproduction apparatusCANON KK·Filed 1996·Granted Feb 23, 1999·11 cites·9 claims
- 2958US5495342AVideo signal recording apparatus with interval recording modeCANON KK·Filed 1995·Granted Feb 27, 1996·22 cites·13 claims
- 3057US4149261AComputer having circuitry for rounding-off insignificant digitsCANON KK·Filed 1977·Granted Apr 10, 1979·10 cites·6 claims
- 3155US4486849AComputer for calculating compound interestCANON KK·Filed 1982·Granted Dec 4, 1984·13 cites·8 claims
- 3253US4689699AInformation signal recording and/or reproducing apparatusCANON KK·Filed 1985·Granted Aug 25, 1987·8 cites·20 claims
- 3350US4696440AInformation signal and/or reproducing apparatusCANON KK·Filed 1986·Granted Sep 29, 1987·7 cites·11 claims
- 3449US4896224AVideo and audio signal recording apparatus providing for recordation of control data with audio signalsCANON KK·Filed 1987·Granted Jan 23, 1990·10 cites·12 claims
- 3544US4422741ADistance detecting device and a focus control system utilizing the sameCANON KK·Filed 1982·Granted Dec 27, 1983·7 cites·15 claims
- 3643US5333015AImage signal processing apparatus having noise eliminating and special effect modeCANON KK·Filed 1993·Granted Jul 26, 1994·8 cites·6 claims
- 3743US4278336AOperation detecting device for cameraCANON KK·Filed 1979·Granted Jul 14, 1981·2 cites·22 claims
- 3840US4276606ADate data computerCANON KK·Filed 1979·Granted Jun 30, 1981·7 cites·7 claims
- 3938US4993660AReel drive deviceCANON KK·Filed 1989·Granted Feb 19, 1991·6 cites·9 claims
- 4037US4572640APhotographing operation control device for cameraCANON KK·Filed 1984·Granted Feb 25, 1986·1 cites·11 claims
- 4137US4370043APhotographing operation control device for cameraCANON KK·Filed 1981·Granted Jan 25, 1983·5 cites·16 claims
- 4235US5787227AImage recording apparatusCANON KK·Filed 1994·Granted Jul 28, 1998·2 cites·13 claims
- 4332US5341073ADevice for controlling reel driving motorCANON KK·Filed 1992·Granted Aug 23, 1994·1 cites·28 claims
- 4432US4499587ACounting device for information recording-reproducing deviceCANON KK·Filed 1981·Granted Feb 12, 1985·1 cites·2 claims
- 4531US5864222ACharging apparatusCANON KK·Filed 1997·Granted Jan 26, 1999·4 cites·12 claims
- 4631US4496227APhotographic operation control circuit for cameraCANON KK·Filed 1981·Granted Jan 29, 1985·0 cites·10 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →