Inventor · disambiguated record
Hisatoshi Baba
Also filed as: BABA HISATOSHI
24 granted patents·460 citations·filing 1986–2014
96Inventor score
Top patents by PatentIndex Score
24 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
- 0387US5768227AOptical information recording and or reproducing apparatus and method for irradiating a recording medium having a plurality of information tracksCANON KK·Filed 1997·Granted Jun 16, 1998·53 cites·8 claims
- 0487US5532990AOptical 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
- 0580US5559770AAutomatic gain control method and device for servo loop, and information recording and/or reproduction apparatusCANON KK·Filed 1994·Granted Sep 24, 1996·28 cites·15 claims
- 0680US4858214ATracking control apparatusCANON KK·Filed 1986·Granted Aug 15, 1989·25 cites·14 claims
- 0779US8977167B2Image forming apparatusSEKI TATSURU·Filed 2012·Granted Mar 10, 2015·5 cites·2 claims
- 0879US7460451B2Information-reproducing apparatus equipped with PLL circuitCANON KK·Filed 2003·Granted Dec 2, 2008·13 cites·3 claims
- 0979US5517475AOptical 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
- 1077US9207252B2Speed detection apparatus and driving mechanism control apparatusCANON KK·Filed 2013·Granted Dec 8, 2015·7 cites·7 claims
- 1177US5953296AOptical information recording/reproducing apparatus and method with automatic servo loop adjustment functionCANON KK·Filed 1996·Granted Sep 14, 1999·31 cites·12 claims
- 1273US5796687AInformation recording and reproducing apparatus with offset compensation circuit and method thereforCANON KK·Filed 1996·Granted Aug 18, 1998·25 cites·10 claims
- 1373US4955011AInformation recording/reproducing apparatus with control device for maintaining head velocity below a critical velocityCANON KK·Filed 1989·Granted Sep 4, 1990·18 cites·11 claims
- 1471US5699330AMagnetooptical 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
- 1564US5748583AInformation recording/reproducing apparatus with counter means accessible by system and servo processing unitsCANON KK·Filed 1995·Granted May 5, 1998·17 cites·2 claims
- 1661US5875162AOptical information recording and/or reproducing apparatus improved in servo characteristicsCANON KK·Filed 1996·Granted Feb 23, 1999·15 cites·4 claims
- 1757US9072122B2Heating apparatus for heating a toner image and image forming apparatus including the sameCANON KK·Filed 2014·Granted Jun 30, 2015·0 cites·9 claims
- 1857US5260923AOptical information processing apparatus in which an optical head is moved in accordance with a lens positional signal eliminating an eccentric component therefromCANON KK·Filed 1993·Granted Nov 9, 1993·11 cites·7 claims
- 1955US7298683B2Optical information recording/reproducing apparatus with mechanism for correcting spherical aberration and method using sameCANON KK·Filed 2004·Granted Nov 20, 2007·2 cites·10 claims
- 2050US5583837AAutomatic loop gain control apparatusCANON KK·Filed 1995·Granted Dec 10, 1996·18 cites·13 claims
- 2149US4972395AOpto-magnetic recording apparatus for sequentially driving optical head drive means and biasing magnetic field generation meansCANON KK·Filed 1990·Granted Nov 20, 1990·7 cites·4 claims
- 2245US9195177B2Belt driving device and image forming apparatusCANON KK·Filed 2014·Granted Nov 24, 2015·0 cites·8 claims
- 2344US5808984AOptical information recording and/or reproducing apparatus and method arranged to detect inclination of objective lensCANON KK·Filed 1996·Granted Sep 15, 1998·6 cites·10 claims
- 2443US4841407AMagnetic field generator having a plurality of coils for generating magnetic field in substantially the same space and method of driving the sameCANON KK·Filed 1987·Granted Jun 20, 1989·14 cites·11 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →