Inventor · disambiguated record
Hiromitsu Yamakawa
Also filed as: YAMAKAWA HIROMITSU
54 granted patents·8 pending applications·564 citations·filing 1984–2015
98Inventor score
Files withFUJI PHOTO OPTICAL CO LTD33FUJINON CORP10FUJIFILM CORP9YAMAKAWA HIROMITSU4FUJI PHOTO FILM CO LTD2
Top patents by PatentIndex Score
62 records- 0196US7048528B2Exposure head, exposure apparatus, and application thereofFUJI PHOTO OPTICAL CO LTD·Filed 2005·Granted May 23, 2006·26 cites·6 claims
- 0294US7280289B2Wide angle imaging lensFUJINON CORP·Filed 2006·Granted Oct 9, 2007·39 cites·15 claims
- 0392US7095921B2Laser apparatus, exposure head, exposure apparatus, and optical fiber connection methodFUJI PHOTO FILM CO LTD·Filed 2005·Granted Aug 22, 2006·24 cites·6 claims
- 0492US6960035B2Laser apparatus, exposure head, exposure apparatus, and optical fiber connection methodFUJI PHOTO FILM CO LTD·Filed 2003·Granted Nov 1, 2005·44 cites·6 claims
- 0591US7518809B2Ultra wide-angle imaging lens device and imaging apparatusFUJINON CORP·Filed 2008·Granted Apr 14, 2009·24 cites·20 claims
- 0690US7595938B2Wide-angle imaging lens, imaging device and camera moduleFUJINON CORP·Filed 2007·Granted Sep 29, 2009·22 cites·9 claims
- 0785US8331042B2Imaging lens and imaging apparatusMORI MASAO·Filed 2011·Granted Dec 11, 2012·8 cites·14 claims
- 0885US7077972B2Exposure head, exposure apparatus, and application thereofFUJINON CORP·Filed 2005·Granted Jul 18, 2006·5 cites·5 claims
- 0985US7015488B2Exposure head, exposure apparatus, and application thereofFUJI PHOTO OPTICAL CO LTD·Filed 2005·Granted Mar 21, 2006·5 cites·4 claims
- 1084US6995912B2Condensing lens, optically-multiplexed-laser-light source, and exposure systemFUJINON CORP·Filed 2003·Granted Feb 7, 2006·19 cites·30 claims
- 1182US8379326B2Imaging lens and imaging apparatusFUJIFILM CORP·Filed 2011·Granted Feb 19, 2013·6 cites·10 claims
- 1282US8270097B2Imaging lens and imaging apparatusYAMAKAWA HIROMITSU·Filed 2011·Granted Sep 18, 2012·5 cites·10 claims
- 1382US7112760B2Laser annealer and laser thin-film forming apparatusFUJINON CORP·Filed 2003·Granted Sep 26, 2006·24 cites·14 claims
- 1481US9036269B2Imaging lens and imaging apparatusFUJIFILM CORP·Filed 2013·Granted May 19, 2015·4 cites·19 claims
- 1581US6894712B2Exposure head, exposure apparatus, and application thereofFUJI PHOTO OPTICAL CO LTD·Filed 2003·Granted May 17, 2005·16 cites·15 claims
- 1678US8922910B2Imaging lens and imaging apparatusFUJIFILM CORP·Filed 2013·Granted Dec 30, 2014·4 cites·17 claims
- 1776US8194330B2Imaging lens and imaging apparatusYAMAKAWA HIROMITSU·Filed 2011·Granted Jun 5, 2012·4 cites·9 claims
- 1876US6754007B2One-dimensional optical condensing system, optical lighting system for correcting light intensity distribution, and exposure headFUJI PHOTO OPTICAL CO LTD·Filed 2003·Granted Jun 22, 2004·16 cites·17 claims
- 1975US7443779B2Objective optical system for optical recording media and optical pickup device using itFUJINON CORP·Filed 2004·Granted Oct 28, 2008·10 cites·20 claims
- 2073US8189271B2Imaging lens and imaging apparatusYAMAKAWA HIROMITSU·Filed 2011·Granted May 29, 2012·3 cites·9 claims
- 2171US4632520APlastic objective lens system adapted for correction for temperatureFUJI PHOTO OPTICAL CO LTD·Filed 1984·Granted Dec 30, 1986·24 cites·4 claims
- 2270US5596452ACollimator lens systemFUJI PHOTO OPTICAL CO LTD·Filed 1995·Granted Jan 21, 1997·36 cites·1 claims
- 2369US6593559B2Image readout apparatus and image readout method using the sameFUJI PHOTO OPTICAL CO LTD·Filed 2000·Granted Jul 15, 2003·8 cites·10 claims
- 2466US7079169B2Exposure head, exposure apparatus, and application thereofFUJINON CORP·Filed 2005·Granted Jul 18, 2006·2 cites·16 claims
- 2566US5343325AOptical scanning system with tilt correction functionFUJI PHOTO OPTICAL CO LTD·Filed 1992·Granted Aug 30, 1994·28 cites·16 claims
- 2664US9599789B2Imaging lens and imaging apparatusFUJIFILM CORP·Filed 2015·Granted Mar 21, 2017·1 cites·13 claims
- 2764US7444047B2Multiplexing optical systemFUJIFILM CORP·Filed 2006·Granted Oct 28, 2008·3 cites·13 claims
- 2864US6999246B2Image scanning lens and image scanning device that uses sameFUJINON CORP·Filed 2005·Granted Feb 14, 2006·3 cites·20 claims
- 2963US9519121B2Imaging lens and imaging apparatusFUJIFILM CORP·Filed 2015·Granted Dec 13, 2016·1 cites·11 claims
- 3062US7035018B2Imaging lensFUJINON CORP·Filed 2004·Granted Apr 25, 2006·7 cites·10 claims
- 3161US8611024B2Image pickup lens and image pickup apparatusYAMAKAWA HIROMITSU·Filed 2011·Granted Dec 17, 2013·1 cites·24 claims
- 3261US6178030B1Light-scanning optical system having wobble-correcting function and light-scanning apparatus using the sameFUJI PHOTO OPTICAL CO LTD·Filed 2000·Granted Jan 23, 2001·7 cites·20 claims
- 3359US5309270AOptical scanning systemFUJI PHOTO OPTICAL CO LTD·Filed 1992·Granted May 3, 1994·18 cites·8 claims
- 3458US6310734B1Imaging lens and image readout apparatus using the sameFUJI PHOTO OPTICAL CO LTD·Filed 2000·Granted Oct 30, 2001·6 cites·10 claims
- 3557US6559998B2Optical scanning apparatusFUJI PHOTO OPTICAL CO LTD·Filed 2001·Granted May 6, 2003·5 cites·9 claims
- 3656US6600609B2Inner-focus-type lensFUJI PHOTO OPTICAL CO LTD·Filed 2001·Granted Jul 29, 2003·5 cites·31 claims
- 3754US6577451B2Rear conversion lensFUJI PHOTO OPTICAL CO LTD·Filed 2002·Granted Jun 10, 2003·4 cites·4 claims
- 3854US6320704B1Image readout lens and image readout apparatus using the sameFUJI PHOTO OPTICAL CO LTD·Filed 2000·Granted Nov 20, 2001·4 cites·14 claims
- 3951US2015212299A1Imaging lensFUJIFILM CORP·Filed 2015·Application pending·0 cites
- 4050US5923358ALaser printer apparatusFUJI PHOTO OPTICAL CO LTD·Filed 1997·Granted Jul 13, 1999·11 cites·13 claims
- 4150US2006237404A1Laser annealer and laser thin-film forming apparatusFUJI PHOTO OPTICAL CO LTD·Filed 2006·Application pending·0 cites
- 4249US6842295B2Imaging lens formed of aperture diaphragm and only two lens componentsFUJI PHOTO OPTICAL CO LTD·Filed 2003·Granted Jan 11, 2005·2 cites·23 claims
- 4347US6088167AOptical scanning apparatusFUJI PHOTO OPTICAL CO LTD·Filed 1999·Granted Jul 11, 2000·12 cites·3 claims
- 4446US9417437B2Imaging lens and imaging apparatusFUJIFILM CORP·Filed 2015·Granted Aug 16, 2016·0 cites·12 claims
- 4546US5959788AImage readout lens with small chromatic aberration and image readout apparatusFUJI PHOTO OPTICAL CO LTD·Filed 1998·Granted Sep 28, 1999·12 cites·4 claims
- 4646US5936783AImage readout lens and image readout apparatus using the sameFUJI PHOTO OPTICAL CO LTD·Filed 1998·Granted Aug 10, 1999·12 cites·4 claims
- 4745US2011026109A1Optical lens, optical system unit and imaging apparatusFUJIFILM CORP·Filed 2008·Application pending·0 cites
- 4842US5969883AImaging lens and optical apparatus using the sameFUJI PHOTO OPTICAL CO LTD·Filed 1999·Granted Oct 19, 1999·8 cites·8 claims
- 4941US2004047017A1Scanning beam separation optical system for optical scanning deviceFUJI PHOTO OPTICAL CO LTD·Filed 2003·Application pending·0 cites
- 5041US2004189790A1Laser array imaging lens and an image-forming device using the sameFiled 2004·Application pending·0 cites
Showing the top 50 of 62 patent records by PatentIndex Score.
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