Inventor · disambiguated record
Atsushi Takaura
Also filed as: TAKAURA ATSUSHI
33 granted patents·4 pending applications·530 citations·filing 2003–2019
98Inventor score
Top patents by PatentIndex Score
37 records- 0199US7048388B2Projection optical system, magnification projection optical system, magnification projection apparatus, and image projection apparatusRICOH KK·Filed 2004·Granted May 23, 2006·140 cites·24 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
- 0396US7441908B2Projection optical system, magnification projection optical system, magnification projection apparatus, and image projection apparatusRICOH KK·Filed 2006·Granted Oct 28, 2008·35 cites·9 claims
- 0496US7322700B2Image display apparatusRICOH KK·Filed 2006·Granted Jan 29, 2008·41 cites·13 claims
- 0595USRE45258EProjection optical system, magnification projection optical system, magnification projection apparatus, and image projection apparatusRICOH CO LTD·Filed 2013·Granted Nov 25, 2014·14 cites·33 claims
- 0695US7938545B2Projection optical system, magnification projection optical system, magnification projection apparatus, and image projection apparatusRICOH CO LTD·Filed 2010·Granted May 10, 2011·14 cites·7 claims
- 0795US7637621B2Projection optical system, magnification projection optical system, magnification projection apparatus, and image projection apparatusRICOH KK·Filed 2008·Granted Dec 29, 2009·26 cites·5 claims
- 0895US7631975B2Projection optical system, magnification projection optical system, magnification projection apparatus, and image projection apparatusRICOH KK·Filed 2008·Granted Dec 15, 2009·25 cites·6 claims
- 0994US7753531B2Image display apparatus and projection optical systemRICOH KK·Filed 2005·Granted Jul 13, 2010·27 cites·16 claims
- 1093US7637618B2Projection optical system, magnification projection optical system, magnification projection apparatus, and image projection apparatusRICOH KK·Filed 2008·Granted Dec 29, 2009·17 cites·7 claims
- 1191US7922341B2Projection optical system, magnification projection optical system, magnification projection apparatus, and image projection apparatusRICOH CO LTD·Filed 2009·Granted Apr 12, 2011·13 cites·23 claims
- 1291US7857458B2Image display device and image projection deviceRICOH CO LTD·Filed 2005·Granted Dec 28, 2010·11 cites·12 claims
- 1388US7946717B2Projection optical system and image projecting apparatusRICOH CO LTD·Filed 2007·Granted May 24, 2011·18 cites·16 claims
- 1488US7529032B2Projection optical system and image display apparatusRICOH KK·Filed 2007·Granted May 5, 2009·15 cites·11 claims
- 1587US7646536B2Reflective screen and display systemRICOH KK·Filed 2008·Granted Jan 12, 2010·10 cites·16 claims
- 1685US8128238B2Projection optical system and image displaying apparatusFUJITA KAZUHIRO·Filed 2008·Granted Mar 6, 2012·9 cites·6 claims
- 1785US8025415B2Projection optical system and image projecting apparatusRICOH CO LTD·Filed 2007·Granted Sep 27, 2011·14 cites·11 claims
- 1885US7911704B2Projection optical system and image display apparatusRICOH CO LTD·Filed 2009·Granted Mar 22, 2011·7 cites·7 claims
- 1979USRE48309EProjection optical system, magnification projection optical system, magnification projection apparatus, and image projection apparatusRICOH CO LTD·Filed 2017·Granted Nov 17, 2020·1 cites·26 claims
- 2079US9983531B2Moving-member detecting device and image forming apparatusKUDO KOICHI·Filed 2013·Granted May 29, 2018·2 cites·10 claims
- 2179US7125121B2Image display apparatusRICOH KK·Filed 2003·Granted Oct 24, 2006·15 cites·36 claims
- 2278US8777421B2Projection optical systemTAKAURA ATSUSHI·Filed 2013·Granted Jul 15, 2014·4 cites·23 claims
- 2377US9228825B2Positional change measurement device, positional change measurement method, and image forming apparatusTAKAURA ATSUSHI·Filed 2014·Granted Jan 5, 2016·4 cites·19 claims
- 2477USRE45728EProjection optical system, magnification projection optical system, magnification projection apparatus, and image projection apparatusTAKAURA ATSUSHI·Filed 2013·Granted Oct 6, 2015·1 cites·32 claims
- 2576US9946144B2Projection optical system and image projecting apparatusABE ISSEI·Filed 2007·Granted Apr 17, 2018·4 cites·20 claims
- 2672US8416471B2Document illuminating system and image reader including the sameTAKAURA ATSUSHI·Filed 2010·Granted Apr 9, 2013·2 cites·8 claims
- 2771US7889224B2Optical path switching device, optical scanning device, and image forming apparatusRICOH CO LTD·Filed 2008·Granted Feb 15, 2011·3 cites·9 claims
- 2868US8162485B2Intermediate image formation optical system, image formation device, and methods thereofTAKAURA ATSUSHI·Filed 2006·Granted Apr 24, 2012·2 cites·14 claims
- 2965US7336411B2Spatial light modulator and display deviceRICOH KK·Filed 2004·Granted Feb 26, 2008·6 cites·25 claims
- 3064US8529070B2Projection optical apparatusTAKAURA ATSUSHI·Filed 2008·Granted Sep 10, 2013·3 cites·22 claims
- 3160US7495831B2Optical 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
- 3257US2014002803A1Projection optical system and image projecting apparatusABE ISSEI·Filed 2013·Application pending·0 cites
- 3356US8610968B2Document illuminating system and image reader including the sameTAKAURA ATSUSHI·Filed 2013·Granted Dec 17, 2013·0 cites·8 claims
- 3453US2008304019A1Projection optical system, magnification projection optical system, magnification projection apparatus, and image projection apparatusTAKAURA ATSUSHI·Filed 2008·Application pending·0 cites
- 3553US2020015686A1Pulse wave measuring device, system, and methodFUNAHASHI KAZUKI·Filed 2019·Application pending·0 cites
- 3645US2017150892A1Pulse wave measuring device, system, and methodFUNAHASHI KAZUKI·Filed 2016·Application pending·0 cites
- 3744US7564508B2Light path shift device and image display deviceRICOH KK·Filed 2006·Granted Jul 21, 2009·0 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →