Inventor · disambiguated record
Hirotake Ando
Also filed as: ANDO HIROTAKE
22 granted patents·6 pending applications·318 citations·filing 1989–2018
96Inventor score
Top patents by PatentIndex Score
28 records- 0194US5347503AOptical information processing apparatus for correcting linearity of a photosensor output with respect to power of an emitted light beamCANON KK·Filed 1993·Granted Sep 13, 1994·54 cites·9 claims
- 0288US5404346AOptical information processing apparatus including a correction circuit for correcting non-linearity of an output of a position detection circuitCANON KK·Filed 1993·Granted Apr 4, 1995·31 cites·6 claims
- 0387US5532990AOptical information processing method and apparatus including measuring and correcting the offset of a tracking error signal from an output of a photodetector using a vibrating objective lensCANON KK·Filed 1995·Granted Jul 2, 1996·37 cites·6 claims
- 0481US6147943AInformation recording and/or reproducing method and apparatus in which a servo process of a light beam is interrupted between input/output control of data at predetermined periodsCANON KK·Filed 1998·Granted Nov 14, 2000·27 cites·3 claims
- 0580US5825729AInformation recording and/or reproducing method and apparatus in which a servo process of a light beam is interrupted between input/output control of data at predetermined periodsCANON KK·Filed 1994·Granted Oct 20, 1998·21 cites·1 claims
- 0679US7775433B2Optical deflection apparatus, image forming apparatus, and method of driving optical deflection apparatusCANON KK·Filed 2008·Granted Aug 17, 2010·9 cites·12 claims
- 0779US5517475AOptical information processing apparatus in which the offset of a tracking error signal is corrected in accordance with a relationship stored in a memory, in response to a position detection output signalCANON KK·Filed 1995·Granted May 14, 1996·24 cites·4 claims
- 0878US7567755B2Information recording apparatus having plurality of start modesCANON KK·Filed 2006·Granted Jul 28, 2009·5 cites·2 claims
- 0976US5732052AOptical information recording and/or reproducing apparatus capable of selecting one of focusing error signals depending upon operating modeCANON KK·Filed 1995·Granted Mar 24, 1998·29 cites·3 claims
- 1074US10928620B2Microscope system and method of controlling the sameCANON KK·Filed 2016·Granted Feb 23, 2021·2 cites·18 claims
- 1171US5699330AMagnetooptical disc apparatus having single micro-processor for controlling input/output processing of information by causing an interruption in the processingCANON KK·Filed 1994·Granted Dec 16, 1997·19 cites·8 claims
- 1265US11009693B2Microscope systemCANON KK·Filed 2016·Granted May 18, 2021·1 cites·22 claims
- 1363US5140573AOptical information recording and/or reproducing apparatus provided with means for detecting on-track/off-track signal by holding peak value and bottom valueCANON KK·Filed 1989·Granted Aug 18, 1992·12 cites·7 claims
- 1463US5107101AOptical information processing apparatus with peak hold circuit for gain control signalCANON KK·Filed 1991·Granted Apr 21, 1992·14 cites·33 claims
- 1561US7304919B2Optical information reproducing apparatus having a servo control circuitCANON KK·Filed 2003·Granted Dec 4, 2007·4 cites·4 claims
- 1655US5787060AOptical data recording/reproducing apparatus for producing data and servo signals using different light receiving areas of a light receiverCANON KK·Filed 1997·Granted Jul 28, 1998·11 cites·18 claims
- 1754US2018184883A1Medical image processing apparatusCANON KK·Filed 2018·Application pending·0 cites
- 1853US9943213B2Medical image processing apparatus generating a three-dimensional image of a medical device superposed over a three-dimensional image of a preoperative structure of an objectCANON KK·Filed 2013·Granted Apr 17, 2018·0 cites·5 claims
- 1952US6980490B2Optical disk and manufacturing method for the sameCANON KK·Filed 2004·Granted Dec 27, 2005·1 cites·18 claims
- 2049US2007140649A1Information recording and reproducing apparatus with function of video recording reservation and information recording and reproducing methodCANON KK·Filed 2006·Application pending·0 cites
- 2146US6049516AInformation recording and/or reproducing method and apparatus in which a servo process of a light beam is interrupted between input/output control of data at predetermined periodsCANON KK·Filed 1998·Granted Apr 11, 2000·5 cites·2 claims
- 2246US2006098540A1Optical information recording/reproducing apparatus comprising spherical aberration mechanismCANON KK·Filed 2005·Application pending·0 cites
- 2344US5758010AReproducing apparatus with time base correctorCANON KK·Filed 1994·Granted May 26, 1998·8 cites·23 claims
- 2443US2005180276A1Optical information recording and reproducing apparatusCANON KK·Filed 2005·Application pending·0 cites
- 2543US2002154578A1Optical disk and manufacturing method for the sameMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2002·Application pending·0 cites
- 2638US2018373015A1Microscope system and method of controlling the sameCANON KK·Filed 2016·Application pending·0 cites
- 2736US5220736AReproducing apparatus with time base correctorCANON KK·Filed 1991·Granted Jun 22, 1993·4 cites·8 claims
- 2834US10948706B2Stage apparatus, method of controlling stage apparatus, and microscope systemCANON KK·Filed 2016·Granted Mar 16, 2021·0 cites·14 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →