Inventor · disambiguated record
Kanji Wakabayashi
Also filed as: HOTTA NAOYA · WAKABAYASHI KANJI
49 granted patents·4 pending applications·302 citations·filing 1990–2016
97Inventor score
Files withPANASONIC CORP20MATSUSHITA ELECTRIC INDUSTRIAL CO LTD13KOMMA YOSHIAKI5YAMASAKI FUMITOMO5PANASONIC IP MAN CO LTD4
Top patents by PatentIndex Score
53 records- 0196US6344936B1Objective lens driving apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2000·Granted Feb 5, 2002·66 cites·17 claims
- 0287US7773304B2Optical pickup, optical disc drive device, and optical information devicePANASONIC CORP·Filed 2007·Granted Aug 10, 2010·6 cites·12 claims
- 0387US5905255AObjective lens driverMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1998·Granted May 18, 1999·60 cites·18 claims
- 0484US8299782B2Position sensor, optical head device, head moving mechanism, information recording and reproduction device and position control systemMIZUNO OSAMU·Filed 2006·Granted Oct 30, 2012·6 cites·16 claims
- 0583US6661415B1Liquid crystal driver and optical head for tilt correctionMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2000·Granted Dec 9, 2003·24 cites·20 claims
- 0682US6791772B2Objective lens driverMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2003·Granted Sep 14, 2004·16 cites·21 claims
- 0781US6587284B2Objective lens driving apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2001·Granted Jul 1, 2003·14 cites·12 claims
- 0880US7742384B2Optical head and optical disc devicePANASONIC CORP·Filed 2007·Granted Jun 22, 2010·4 cites·17 claims
- 0977US7990819B2Optical head apparatus and optical information apparatusPANASONIC CORP·Filed 2005·Granted Aug 2, 2011·3 cites·35 claims
- 1077US5548577ADisc cartridgeMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1994·Granted Aug 20, 1996·26 cites·9 claims
- 1175US6747921B2Apparatus for driving an objective lens utilizing flexible arms and pivotability mechanismsMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2003·Granted Jun 8, 2004·12 cites·12 claims
- 1275US6134058AObject lens driving deviceMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1999·Granted Oct 17, 2000·27 cites·15 claims
- 1373US7640559B2Objective lens actuatorPANASONIC CORP·Filed 2006·Granted Dec 29, 2009·2 cites·10 claims
- 1471US7936644B2Optical pickup device and information processing apparatus incorporating the optical pickupPANASONIC CORP·Filed 2006·Granted May 3, 2011·2 cites·4 claims
- 1570US8923105B2Optical information device, cross-talk reduction method, computer, player, and recorderPANASONIC CORP·Filed 2013·Granted Dec 30, 2014·2 cites·14 claims
- 1670US7421720B2Optical disk deviceMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2003·Granted Sep 2, 2008·8 cites·18 claims
- 1768US8009526B2Optical pickup device and collimate lensPANASONIC CORP·Filed 2008·Granted Aug 30, 2011·1 cites·25 claims
- 1864US8004952B2Optical pickup, optical information device, computer, optical disk player, car navigation system, optical disk recorder, and optical disk serverPANASONIC CORP·Filed 2009·Granted Aug 23, 2011·0 cites·21 claims
- 1964US5319497ALens drive device with lens holder carrying drive flux generating magnetsMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1992·Granted Jun 7, 1994·15 cites·3 claims
- 2063US8130603B2Optical disk driving apparatus, optical disk driving system, vehicle equipped with optical disk driving system, method of correcting spherical aberration in optical disk driving apparatus, program and recording mediumKOMMA YOSHIAKI·Filed 2009·Granted Mar 6, 2012·0 cites·2 claims
- 2162US8031574B2Information recording medium, information supply system, and optical information devicePANASONIC CORP·Filed 2007·Granted Oct 4, 2011·0 cites·13 claims
- 2261US7817355B2Afocal lens, optical head, optical disk apparatus and optical information equipmentPANASONIC CORP·Filed 2007·Granted Oct 19, 2010·2 cites·24 claims
- 2359US7944798B2Objective lens unit, optical pickup, and optical information device having ultraviolet-transmissive lens holderPANASONIC CORP·Filed 2006·Granted May 17, 2011·0 cites·37 claims
- 2459US7630152B1Optical pickup device, and optical disc devicePANASONIC CORP·Filed 2009·Granted Dec 8, 2009·2 cites·10 claims
- 2557US8064296B2Optical head, optical disc device and information recording and/or reproducing deviceYAMASAKI FUMITOMO·Filed 2009·Granted Nov 22, 2011·0 cites·12 claims
- 2655US8411547B2Information recording medium, information supply system, and optical information deviceYAMASAKI FUMITOMO·Filed 2011·Granted Apr 2, 2013·0 cites·9 claims
- 2755USRE43540EOptical pickup, optical disc drive device, and optical information deviceMATSUZAKI KEIICHI·Filed 2007·Granted Jul 24, 2012·0 cites·27 claims
- 2855US7031247B2Liquid crystal driver and optical head for tilt correctionMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2003·Granted Apr 18, 2006·2 cites·10 claims
- 2954US8614938B2Objective lens unit, optical pickup, and optical information apparatusKOMMA YOSHIAKI·Filed 2011·Granted Dec 24, 2013·0 cites·13 claims
- 3054US8320227B2Objective lens unit, optical pickup, and optical information apparatusKOMMA YOSHIAKI·Filed 2011·Granted Nov 27, 2012·0 cites·15 claims
- 3154US7898923B2Optical pickup device with heat radiation part, and optical disc apparatus including the optical pickup devicePANASONIC CORP·Filed 2007·Granted Mar 1, 2011·0 cites·5 claims
- 3253US8477584B2Optical head, optical disc drive, computer, optical discplayer and optical disc recorderYAMASAKI FUMITOMO·Filed 2008·Granted Jul 2, 2013·0 cites·16 claims
- 3353US8456971B2Optical disk driving apparatus, optical disk driving system, vehicle equipped with optical disk driving system, method of correcting spherical aberration in optical disk driving apparatus, program and recording mediumKOMMA YOSHIAKI·Filed 2012·Granted Jun 4, 2013·0 cites·24 claims
- 3453US8300513B2Optical head, optical head manufacturing method and optical disc deviceYAMASAKI FUMITOMO·Filed 2008·Granted Oct 30, 2012·0 cites·28 claims
- 3553US7974167B2Optical disc apparatus, optical information equipment with the optical disc apparatus, and focusing control LSI in the optical disc apparatusPANASONIC CORP·Filed 2007·Granted Jul 5, 2011·0 cites·17 claims
- 3653US2011305131A1Information recording medium, information supply system, and optical information deviceYAMASAKI FUMITOMO·Filed 2011·Application pending·0 cites
- 3752US8385169B2Optical disc drive and optical information systemPANASONIC CORP·Filed 2007·Granted Feb 26, 2013·0 cites·6 claims
- 3852US7729212B2Objective lens driving device, optical pickup device, and optical disk drivePANASONIC CORP·Filed 2007·Granted Jun 1, 2010·0 cites·13 claims
- 3951US8238218B2Optical pickup, optical information device, computer, optical disk player, car navigation system, optical disk recorder, and optical disk serverTANAKA TOSHIYASU·Filed 2011·Granted Aug 7, 2012·0 cites·18 claims
- 4051US8144564B2Optical head and optical information deviceKOMMA YOSHIAKI·Filed 2006·Granted Mar 27, 2012·0 cites·10 claims
- 4151US8000209B2Optical pickup, optical element, optical information device, computer, optical information medium player, car navigation system, optical information medium recorder and optical disk server for use with a light source which emits a divergent beamPANASONIC CORP·Filed 2007·Granted Aug 16, 2011·0 cites·17 claims
- 4251US7859980B2Optical pickup device and information processorPANASONIC CORP·Filed 2007·Granted Dec 28, 2010·0 cites·9 claims
- 4350US8089850B2Optical pickup, optical disc apparatus, integrated coupling lens, integrated prism, and optical information equipmentTANAKA TOSHIYASU·Filed 2007·Granted Jan 3, 2012·0 cites·2 claims
- 4450US8072870B2Optical pickup and optical disc driveTANAKA TOSHIYASU·Filed 2007·Granted Dec 6, 2011·0 cites·10 claims
- 4550US2009034402A1Optical Head Device, Optical Information Device, Optical Disc Player, Car Navigation System, Optical Disc Recorder, and Optical Disc ServerWAKABAYASHI KANJI·Filed 2007·Application pending·0 cites
- 4647US2009213717A1Method of adjusting inclination of objective lenses, method of producing optical pickup, device for adjusting inclination of objective lenses, optical pickup component, optical pickup, and optical information recording and reproducing deviceMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2006·Application pending·0 cites
- 4746US2014321252A1Optical information device, tilt detection method, computer, player, and recorderPANASONIC CORP·Filed 2013·Application pending·0 cites
- 4845US9196286B2Optical disk information device and information processing devicePANASONIC IP MAN CO LTD·Filed 2013·Granted Nov 24, 2015·0 cites·10 claims
- 4937US9047883B2Optical pickup device, optical information device, and information processing devicePANASONIC CORP·Filed 2012·Granted Jun 2, 2015·0 cites·15 claims
- 5036US9508379B2Recording apparatusPANASONIC IP MAN CO LTD·Filed 2016·Granted Nov 29, 2016·0 cites·8 claims
Showing the top 50 of 53 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →