Inventor · disambiguated record
Toshiyasu Tanaka
Also filed as: TANAKA TOSHIYASU
60 granted patents·6 pending applications·568 citations·filing 1984–2019
98Inventor score
Top patents by PatentIndex Score
66 records- 0197US4762388AOptical connector receptacle and plugDU PONT·Filed 1985·Granted Aug 9, 1988·291 cites·12 claims
- 0292US4657340ATerminal device for optical fibersDU PONT·Filed 1984·Granted Apr 14, 1987·83 cites·15 claims
- 0387US8848501B2Detection lens, lens unit, optical pickup device, optical disc device, computer, optical disc player and optical disc recorderPANASONIC CORP·Filed 2012·Granted Sep 30, 2014·14 cites·18 claims
- 0487US7773304B2Optical pickup, optical disc drive device, and optical information devicePANASONIC CORP·Filed 2007·Granted Aug 10, 2010·6 cites·12 claims
- 0581US8254239B2Complex objective lens including saw-tooth diffractive element for using on blue, red and infrared lightsKOMMA YOSHIAKI·Filed 2008·Granted Aug 28, 2012·3 cites·39 claims
- 0680US7742384B2Optical head and optical disc devicePANASONIC CORP·Filed 2007·Granted Jun 22, 2010·4 cites·17 claims
- 0777US10094622B2Method for forming crystal nucleus in latent heat storage material and heat storage devicePANASONIC IP MAN CO LTD·Filed 2015·Granted Oct 9, 2018·2 cites·6 claims
- 0877US7990819B2Optical head apparatus and optical information apparatusPANASONIC CORP·Filed 2005·Granted Aug 2, 2011·3 cites·35 claims
- 0974US7088513B2Diffraction element, optical head device including the diffraction element, optical information apparatus including the optical head device, system including the optical information apparatus and method of designing diffraction grating of the diffraction elementMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2004·Granted Aug 8, 2006·9 cites·26 claims
- 1074US4813760AOptical connector and plugs thereforDU PONT·Filed 1987·Granted Mar 21, 1989·37 cites·19 claims
- 1173US7640559B2Objective lens actuatorPANASONIC CORP·Filed 2006·Granted Dec 29, 2009·2 cites·10 claims
- 1273US7450308B2Beam shaping lens, lens part, mounting plate, optical head, optical information recording and reproducing apparatus, computer, image recording and reproducing apparatus, image reproducing apparatus, server and car navigation systemPANASONIC CORP·Filed 2005·Granted Nov 11, 2008·2 cites·19 claims
- 1372US4654523ALight-reflector type encoding method and the encoderDU PONT·Filed 1984·Granted Mar 31, 1987·20 cites·30 claims
- 1468US7336234B2Antenna apparatus and communication method employing itTOYOTA MOTOR CO LTD·Filed 2005·Granted Feb 26, 2008·2 cites·8 claims
- 1565US9374784B2Terminal device, wireless base station wirelessly communicating with the same, and wireless communication system using terminal device and wireless base stationKONDO YOSHIHISA·Filed 2012·Granted Jun 21, 2016·2 cites·16 claims
- 1664US8004952B2Optical 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
- 1764US7518976B2Optical head with light sources of different wavelengthPANASONIC CORP·Filed 2004·Granted Apr 14, 2009·5 cites·2 claims
- 1863US8130603B2Optical 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
- 1962US8031574B2Information recording medium, information supply system, and optical information devicePANASONIC CORP·Filed 2007·Granted Oct 4, 2011·0 cites·13 claims
- 2061US7817355B2Afocal lens, optical head, optical disk apparatus and optical information equipmentPANASONIC CORP·Filed 2007·Granted Oct 19, 2010·2 cites·24 claims
- 2160US9554330B2Wireless communication deviceAUST STEFAN·Filed 2012·Granted Jan 24, 2017·1 cites·18 claims
- 2260US8125874B2Optical pickup deviceUEDA YASUO·Filed 2011·Granted Feb 28, 2012·1 cites·5 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
- 2457US8064296B2Optical head, optical disc device and information recording and/or reproducing deviceYAMASAKI FUMITOMO·Filed 2009·Granted Nov 22, 2011·0 cites·12 claims
- 2555US8441907B2Complex objective lens including saw-tooth diffractive element for using on blue, red and infrared lightsKOMMA YOSHIAKI·Filed 2012·Granted May 14, 2013·0 cites·30 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
- 2854US8614938B2Objective lens unit, optical pickup, and optical information apparatusKOMMA YOSHIAKI·Filed 2011·Granted Dec 24, 2013·0 cites·13 claims
- 2954US8320227B2Objective lens unit, optical pickup, and optical information apparatusKOMMA YOSHIAKI·Filed 2011·Granted Nov 27, 2012·0 cites·15 claims
- 3054US7898923B2Optical 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
- 3154US4968109APress bonding apparatus method for terminating an optical fiber with a plastically deformable termination memberDU PONT·Filed 1989·Granted Nov 6, 1990·16 cites·13 claims
- 3254US4781430AOptical fiber material having optical fiber tightly held by wrapping materialDU PONT·Filed 1985·Granted Nov 1, 1988·14 cites·16 claims
- 3353US8477584B2Optical head, optical disc drive, computer, optical discplayer and optical disc recorderYAMASAKI FUMITOMO·Filed 2008·Granted Jul 2, 2013·0 cites·16 claims
- 3453US8456971B2Optical 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
- 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
- 3852US8068402B2Optical head, optical disc device, computer, optical disc player and optical disc recorderYAMASAKI FUMITOMO·Filed 2008·Granted Nov 29, 2011·0 cites·19 claims
- 3952US7911925B2Optical pickupPANASONIC CORP·Filed 2006·Granted Mar 22, 2011·0 cites·12 claims
- 4051US8238218B2Optical 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
- 4151US8144564B2Optical head and optical information deviceKOMMA YOSHIAKI·Filed 2006·Granted Mar 27, 2012·0 cites·10 claims
- 4251US8000209B2Optical 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
- 4351US7859980B2Optical pickup device and information processorPANASONIC CORP·Filed 2007·Granted Dec 28, 2010·0 cites·9 claims
- 4450US8339924B2Optical pickup device capable of emitting first and second light beams having different wavelengths and including a light blocking member for blocking light of a specific wavelength, and a optical information device, computer, optical disk player, car navigation system, optical disk recorder, and optical disk server performing the sameTANAKA TOSHIYASU·Filed 2007·Granted Dec 25, 2012·0 cites·10 claims
- 4550US8089850B2Optical pickup, optical disc apparatus, integrated coupling lens, integrated prism, and optical information equipmentTANAKA TOSHIYASU·Filed 2007·Granted Jan 3, 2012·0 cites·2 claims
- 4650US8072870B2Optical pickup and optical disc driveTANAKA TOSHIYASU·Filed 2007·Granted Dec 6, 2011·0 cites·10 claims
- 4750US2009034402A1Optical 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
- 4848US8382343B2Electronic devicePANASONIC CORP·Filed 2010·Granted Feb 26, 2013·0 cites·9 claims
- 4947US5133031AOptical shunt deviceDU PONT OPTO ELECTRONICS·Filed 1989·Granted Jul 21, 1992·15 cites·3 claims
- 5047US4910857AMethod for terminating an end portion of optical fiberDU PONT·Filed 1988·Granted Mar 27, 1990·10 cites·13 claims
Showing the top 50 of 66 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →