Inventor · disambiguated record
Tetsuo Sakurai
Also filed as: SAKURAI TETSUO · SATOMI TOYOKAZU
36 granted patents·4 pending applications·247 citations·filing 1975–2021
97Inventor score
Top patents by PatentIndex Score
40 records- 0185US8186542B2Medicine supply apparatus and tablet caseKOBAYASHI KOICHI·Filed 2008·Granted May 29, 2012·22 cites·3 claims
- 0283US6852161B2Method of fabricating group-iii nitride semiconductor crystal, method of fabricating gallium nitride-based compound semiconductor, gallium nitride-based compound semiconductor, gallium nitride-based compound semiconductor light-emitting device, and light source using the semiconductor light-emitting deviceSHOWA DENKO KK·Filed 2001·Granted Feb 8, 2005·31 cites·84 claims
- 0381US8216830B2Culture apparatusKOBAYASHI KUNIYOSHI·Filed 2010·Granted Jul 10, 2012·3 cites·6 claims
- 0479US8557572B2Culture apparatusKOBAYASHI KUNIYOSHI·Filed 2012·Granted Oct 15, 2013·2 cites·2 claims
- 0578US7728876B2Imaging apparatus having camera control unit and separate camera headTOSHIBA KK·Filed 2008·Granted Jun 1, 2010·6 cites·8 claims
- 0676US7601979B2Gallium nitride-based compound semiconductor multilayer structure and production method thereofSHOWA DENKO KK·Filed 2005·Granted Oct 13, 2009·6 cites·37 claims
- 0774US8590327B2Refrigerating apparatusTOBE RYUZO·Filed 2010·Granted Nov 26, 2013·4 cites·4 claims
- 0874US7482635B2Gallium nitride-based compound semiconductor multilayer structure and production method thereofSHOWA DENKO KK·Filed 2005·Granted Jan 27, 2009·4 cites·34 claims
- 0974US6515767B1Digital synthesizer, digital copier and magnification control unitRICOH KK·Filed 2002·Granted Feb 4, 2003·10 cites·2 claims
- 1072US3992089AReader-printer apparatus with multiple supply rolls and charging devicesRICOH KK·Filed 1975·Granted Nov 16, 1976·15 cites·17 claims
- 1170US4183653ASheet stripper for an electrostatographic apparatusRICOH KK·Filed 1978·Granted Jan 15, 1980·23 cites·10 claims
- 1269US12305074B2Corrosion-resistant memberSHOWA DENKO KK·Filed 2021·Granted May 20, 2025·0 cites·10 claims
- 1367US7714894B2Remote head cameraTOSHIBA KK·Filed 2008·Granted May 11, 2010·2 cites·5 claims
- 1467US6938530B1Tablet conveying apparatus and tablet cutting apparatusSANYO ELECTRIC CO·Filed 2000·Granted Sep 6, 2005·11 cites·5 claims
- 1563US7855386B2N-type group III nitride semiconductor layered structureSHOWA DENKO KK·Filed 2005·Granted Dec 21, 2010·2 cites·32 claims
- 1662US8591656B2Compound semiconductor manufacturing device, compound semiconductor manufacturing method, and jig for manufacturing compound semiconductorSAKURAI TETSUO·Filed 2009·Granted Nov 26, 2013·1 cites·12 claims
- 1762US6646092B2Method for manufacturing amphoteric urethane resin and amphoteric urethane resin and resin composition obtained therewithNAT STARCH CHEM INVEST·Filed 2002·Granted Nov 11, 2003·5 cites·15 claims
- 1860US8854513B2Imaging device to output an electric signal and vary gain based on temperature of an imaging elementOOKUBO MASATOSHI·Filed 2009·Granted Oct 7, 2014·2 cites·7 claims
- 1957US5119211AImage reader for an image forming apparatusRICOH KK·Filed 1989·Granted Jun 2, 1992·14 cites·9 claims
- 2056US7858419B2Gallium nitride-based compound semiconductor multilayer structure and production method thereofSHOWA DENKO KK·Filed 2008·Granted Dec 28, 2010·0 cites·15 claims
- 2156US6823980B2Tablet conveying apparatus and tablet cutting apparatusSANYO ELECTRIC CO·Filed 2003·Granted Nov 30, 2004·5 cites·1 claims
- 2255US6628424B2Digital synthesizer digital copier and magnification control unitRICOH KK·Filed 1998·Granted Sep 30, 2003·15 cites·20 claims
- 2354US5051839ADigital copierRICOH KK·Filed 1989·Granted Sep 24, 1991·12 cites·7 claims
- 2453US2020407579A1Active energy ray-curable inkjet ink compositionOSAKA SODA CO LTD·Filed 2019·Application pending·0 cites
- 2551US8580592B2Method for manufacturing semiconductor light emitting element, and semiconductor light emitting elementSAKURAI TETSUO·Filed 2009·Granted Nov 12, 2013·0 cites·10 claims
- 2651US6147776AApparatus for controlling a scanning speed of an image scannerRICOH KK·Filed 1998·Granted Nov 14, 2000·17 cites·13 claims
- 2748US5200837ADigital copier including means for erasing digital image data over a given area, especially suitable for preventing jamming of paperRICOH KK·Filed 1990·Granted Apr 6, 1993·11 cites·10 claims
- 2847US2010267221A1Group iii nitride semiconductor device and light-emitting device using the sameSHOWA DENKO KK·Filed 2010·Application pending·0 cites
- 2946USD475794STablet cutting machineSANYO ELECTRIC CO·Filed 2002·Granted Jun 10, 2003·6 cites·1 claims
- 3046US2010006874A1Process for production of gallium nitride-based compound semiconductor light emitting deviceSHOWA DENKO KK·Filed 2008·Application pending·0 cites
- 3145US8913115B2Irradiation time control imaging device and irradiation time control endoscope deviceSAKURAI TETSUO·Filed 2012·Granted Dec 16, 2014·0 cites·18 claims
- 3245US7781795B2Group III nitride semiconductor device and light-emitting device using the sameSHOWA DENKO KK·Filed 2004·Granted Aug 24, 2010·0 cites·20 claims
- 3344US5172244ADigital copierRICOH KK·Filed 1991·Granted Dec 15, 1992·9 cites·6 claims
- 3444US5105286AImage reading apparatusSAKURAI TETSUO·Filed 1990·Granted Apr 14, 1992·9 cites·11 claims
- 3543US6867805B2Image pickup device and video signal processing methodTOSHIBA KK·Filed 2001·Granted Mar 15, 2005·0 cites·15 claims
- 3641US8663979B2Culture apparatusKOBAYASHI KUNIYOSHI·Filed 2012·Granted Mar 4, 2014·0 cites·7 claims
- 3741US2013061556A1Solid preparation packaging apparatusHATSUNO AKINORI·Filed 2012·Application pending·0 cites
- 3838US8236103B2Group III nitride semiconductor crystal, production method thereof and group III nitride semiconductor epitaxial waferMIKI HISAYUKI·Filed 2003·Granted Aug 7, 2012·0 cites·13 claims
- 3934US8648901B2Imaging apparatus, imaging method and endoscope apparatusSAKURAI TETSUO·Filed 2011·Granted Feb 11, 2014·0 cites·15 claims
- 4027US8320631B2Movement detection apparatus and movement detection methodUTSUMI TOSHIAKI·Filed 2010·Granted Nov 27, 2012·0 cites·9 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →