Inventor · disambiguated record
Hiroyasu Yoshikawa
Also filed as: YOSHIKAWA HIROYASU
49 granted patents·19 pending applications·306 citations·filing 1991–2016
98Inventor score
Top patents by PatentIndex Score
68 records- 0195US8542018B2Power transmitting apparatusYOSHIKAWA HIROYASU·Filed 2010·Granted Sep 24, 2013·23 cites·11 claims
- 0293US8378525B2Power transfer apparatusFUJITSU LTD·Filed 2010·Granted Feb 19, 2013·12 cites·14 claims
- 0388US7639586B2Hologram recording medium and hologram record-reproduction deviceFUJITSU LTD·Filed 2005·Granted Dec 29, 2009·8 cites·1 claims
- 0488US6584058B1Optical storage device and liquid crystal device having separate liquid crystal layers with opposing electrodesFUJITSU LTD·Filed 2000·Granted Jun 24, 2003·21 cites·15 claims
- 0582US7518974B2Recording and reproducing apparatusFUJITSU LTD·Filed 2006·Granted Apr 14, 2009·5 cites·6 claims
- 0681US5745265AOptical element utilized for optical storage unit and optical device including the optical elementFUJITSU LTD·Filed 1996·Granted Apr 28, 1998·45 cites·29 claims
- 0779US7515521B2Hologram recording and reproducing apparatusFUJITSU LTD·Filed 2006·Granted Apr 7, 2009·4 cites·8 claims
- 0879US7342697B2Hologram recording mediumFUJITSU LTD·Filed 2005·Granted Mar 11, 2008·5 cites·9 claims
- 0979US6704249B2Magnetic head having an irregular surface for heat dissipationFUJITSU LTD·Filed 2002·Granted Mar 9, 2004·13 cites·4 claims
- 1075US9025058B2Image processing apparatus and information processing method for improving resolution of direction exhibiting degraded resolutionFUJITSU LTD·Filed 2013·Granted May 5, 2015·2 cites·8 claims
- 1175US7201333B2Intermittent automatic irrigation systemINC ADMIN AGENCY NARO·Filed 2003·Granted Apr 10, 2007·19 cites·20 claims
- 1274US7715073B2Hologram recorderFUJITSU LTD·Filed 2008·Granted May 11, 2010·3 cites·13 claims
- 1373US7760408B2Hologram recording device and hologram recording methodFUJITSU LTD·Filed 2008·Granted Jul 20, 2010·2 cites·2 claims
- 1473US7715074B2Holographic recording deviceFUJITSU LTD·Filed 2008·Granted May 11, 2010·2 cites·4 claims
- 1572US9473696B2Gaze detection apparatus, gaze detection computer program, and display apparatusFUJITSU LTD·Filed 2013·Granted Oct 18, 2016·2 cites·13 claims
- 1672US7127729B2Magneto-optical head and magneto-optical disk driveFUJITSU LTD·Filed 2004·Granted Oct 24, 2006·8 cites·5 claims
- 1771US8575782B2Power transmission apparatus, power transmission/reception apparatus, and method of transmitting powerYOSHIKAWA HIROYASU·Filed 2010·Granted Nov 5, 2013·4 cites·7 claims
- 1868US7751105B2Hologram recording apparatus and hologram recording/reproducing methodFUJITSU LTD·Filed 2008·Granted Jul 6, 2010·1 cites·5 claims
- 1968US7583171B2Magnetic field generator, photomagnetic information storing system, and photomagnetic information storing apparatusFUJITSU LTD·Filed 2005·Granted Sep 1, 2009·1 cites·5 claims
- 2068US5754503AOptical device with improved focused error detection and tracing error detection for optical disk driveFUJITSU LTD·Filed 1996·Granted May 19, 1998·24 cites·23 claims
- 2167US7616362B2Hologram recording and reproducing apparatusFUJITSU LTD·Filed 2006·Granted Nov 10, 2009·2 cites·12 claims
- 2264US7755819B2Hologram recording deviceFUJITSU LTD·Filed 2008·Granted Jul 13, 2010·1 cites·1 claims
- 2363US7791768B2Image scanning device with time authentication requesting functionMURATA MACHINERY LTD·Filed 2007·Granted Sep 7, 2010·1 cites·2 claims
- 2463US5982402AApparatus for printing color image by combination of optical beam scanning units and photosensitive drumsFUJITSU LTD·Filed 1997·Granted Nov 9, 1999·28 cites·11 claims
- 2562US8234353B2Method, system, and service server for providing firmware through communication networkYOSHIKAWA HIROYASU·Filed 2009·Granted Jul 31, 2012·2 cites·3 claims
- 2658US7859975B2Hologram recorder and hologram recording methodFUJITSU LTD·Filed 2008·Granted Dec 28, 2010·0 cites·6 claims
- 2756US7636185B2Hologram recording device and hologram recording methodFUJITSU LTD·Filed 2008·Granted Dec 22, 2009·0 cites·5 claims
- 2856US6778485B2Optical storage device having liquid crystal layers varying light in phase between 0 and πFUJITSU LTD·Filed 2003·Granted Aug 17, 2004·2 cites·5 claims
- 2956US2005213495A1Image processing deviceMURATA MACHINERY LTD·Filed 2005·Application pending·0 cites
- 3055US9418406B2Anisotropy in resolution spatial filter image processing apparatus, and information processing methodFUJITSU LTD·Filed 2013·Granted Aug 16, 2016·0 cites·12 claims
- 3155US6697305B2Magnetic head with sectioned magnetic field regulatorFUJITSU LTD·Filed 2002·Granted Feb 24, 2004·2 cites·14 claims
- 3254US7719734B2Hologram recording deviceFUJITSU LTD·Filed 2009·Granted May 18, 2010·0 cites·3 claims
- 3354US2009279152A1Hologram recorderFUJITSU LTD·Filed 2009·Application pending·0 cites
- 3454US2009279153A1Hologram recording/reproducing device, hologram recording/reproducing method, and hologram recording mediumFUJITSU LTD·Filed 2009·Application pending·0 cites
- 3553US7466634B2Magnetic field generator and photomagnetic information storage apparatusFUJITSU LTD·Filed 2005·Granted Dec 16, 2008·0 cites·13 claims
- 3653US5291304AFacsimile apparatus having invoice sentence preparation functionMURATA MACHINERY LTD·Filed 1991·Granted Mar 1, 1994·17 cites·6 claims
- 3753US2009128874A1Hologram recording deviceFUJITSU LTD·Filed 2009·Application pending·0 cites
- 3853US2009207714A1Hologram recording/reproducing optical element and hologram recording/reproducing deviceFUJITSU LTD·Filed 2009·Application pending·0 cites
- 3952USRE47947EImage processing apparatus and information processing method for improving resolution of direction exhibiting degraded resolutionFUJITSU LTD·Filed 2016·Granted Apr 14, 2020·0 cites·8 claims
- 4051US9202264B2Image processing apparatus and image processing methodFUJITSU LTD·Filed 2013·Granted Dec 1, 2015·0 cites·17 claims
- 4151US7719735B2Hologram recorderFUJITSU LTD·Filed 2008·Granted May 18, 2010·0 cites·4 claims
- 4251US2009129234A1Hologram recording device and hologram recording methodFUJITSU LTD·Filed 2008·Application pending·0 cites
- 4350US8810694B2Device and computer-readable recording medium for imaging and image processing with color correctionFUJITSU LTD·Filed 2012·Granted Aug 19, 2014·0 cites·16 claims
- 4449US2007263268A1Hologram recording deviceFUJITSU LTD·Filed 2007·Application pending·0 cites
- 4548US6198548B1Communication terminal device having copying functionMURATA MACHINERY LTD·Filed 1998·Granted Mar 6, 2001·15 cites·18 claims
- 4648US2007188822A1Image scanning device with time authentication requesting functionMURATA MACHINERY LTD·Filed 2006·Application pending·0 cites
- 4748US2007188799A1Communication device with time authentication requesting functionMURATA MACHINERY LTD·Filed 2007·Application pending·0 cites
- 4847US9165343B2Image processing apparatus and image processing methodFUJITSU LTD·Filed 2013·Granted Oct 20, 2015·0 cites·6 claims
- 4947US9042642B2Image processing apparatus and image pickup apparatusFUJITSU LTD·Filed 2012·Granted May 26, 2015·0 cites·10 claims
- 5047US2014285420A1Imaging device, displaying device, mobile terminal device, and camera moduleFUJITSU LTD·Filed 2013·Application pending·0 cites
Showing the top 50 of 68 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →