Inventor · disambiguated record
Kazuya Miyagaki
Also filed as: MIYAGAKI KAZUYA
20 granted patents·3 pending applications·428 citations·filing 1992–2015
95Inventor score
Top patents by PatentIndex Score
23 records- 0197US6975663B2Surface-emission laser diode operable in the wavelength band of 1.1-7μm and optical telecommunication system using such a laser diodeRICOH KK·Filed 2002·Granted Dec 13, 2005·88 cites·28 claims
- 0296US7561336B2Micro-optical device, spatial optical modulator and projector utilizing the micro-optical deviceRICOH KK·Filed 2005·Granted Jul 14, 2009·45 cites·11 claims
- 0396US7322700B2Image display apparatusRICOH KK·Filed 2006·Granted Jan 29, 2008·41 cites·13 claims
- 0495US6497488B1Illumination system and projectorRICOH KK·Filed 2000·Granted Dec 24, 2002·80 cites·37 claims
- 0594US7753531B2Image display apparatus and projection optical systemRICOH KK·Filed 2005·Granted Jul 13, 2010·27 cites·16 claims
- 0691US7857458B2Image display device and image projection deviceRICOH CO LTD·Filed 2005·Granted Dec 28, 2010·11 cites·12 claims
- 0787US7245647B2Surface-emission laser diode operable in the wavelength band of 1.1-1.7mum and optical telecommunication system using such a laser diodeRICOH KK·Filed 2003·Granted Jul 17, 2007·28 cites·13 claims
- 0885US7590159B2Surface-emission laser diode operable in the wavelength band of 1.1-1.7 micrometers and optical telecommunication system using such a laser diodeRICOH KK·Filed 2007·Granted Sep 15, 2009·9 cites·5 claims
- 0983US8045249B2Optical scanning deviceRICOH CO LTD·Filed 2008·Granted Oct 25, 2011·7 cites·1 claims
- 1079US7125121B2Image display apparatusRICOH KK·Filed 2003·Granted Oct 24, 2006·15 cites·36 claims
- 1172US8416471B2Document illuminating system and image reader including the sameTAKAURA ATSUSHI·Filed 2010·Granted Apr 9, 2013·2 cites·8 claims
- 1271US7889224B2Optical path switching device, optical scanning device, and image forming apparatusRICOH CO LTD·Filed 2008·Granted Feb 15, 2011·3 cites·9 claims
- 1371US6061042ALiquid crystal display deviceRICOH KK·Filed 1998·Granted May 9, 2000·40 cites·71 claims
- 1468US8162485B2Intermediate image formation optical system, image formation device, and methods thereofTAKAURA ATSUSHI·Filed 2006·Granted Apr 24, 2012·2 cites·14 claims
- 1566US5331650ALight source device and optical pickup using light source deviceRICOH KK·Filed 1992·Granted Jul 19, 1994·22 cites·12 claims
- 1665US7336411B2Spatial light modulator and display deviceRICOH KK·Filed 2004·Granted Feb 26, 2008·6 cites·25 claims
- 1760US7495831B2Optical device, display device, and three-dimension image display device for changing a polarization state of a light beam in timeRICOH KK·Filed 2005·Granted Feb 24, 2009·2 cites·34 claims
- 1856US8610968B2Document illuminating system and image reader including the sameTAKAURA ATSUSHI·Filed 2013·Granted Dec 17, 2013·0 cites·8 claims
- 1946US2006093010A1Surface-emission laser diode operable in the wavelength band of 1.1-1.7 um and optical telecommunication system using such a laser diodeSEKIYA TAKURO·Filed 2005·Application pending·0 cites
- 2044US7564508B2Light path shift device and image display deviceRICOH KK·Filed 2006·Granted Jul 21, 2009·0 cites·7 claims
- 2144US2006055993A1Hologram element, production method thereof, and optical headerKOBAYASHI MASANORI·Filed 2005·Application pending·0 cites
- 2242US2004213133A1Diffraction grating, method of producing it, method of duplicating it, optical head device employing it and optical disk drive apparatus employing the optical head deviceFiled 2004·Application pending·0 cites
- 2339US9431445B2Reflective optical sensor, image forming apparatus, and surface information detecting methodMOMMA SUSUMU·Filed 2015·Granted Aug 30, 2016·0 cites·21 claims
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