Inventor · disambiguated record
Kei Hara
Also filed as: HARA KEI · NARA KEI
21 granted patents·1 pending application·899 citations·filing 1992–2013
95Inventor score
Top patents by PatentIndex Score
22 records- 0197US7693204B2Surface-emitting laser device and surface-emitting laser array including sameRICOH KK·Filed 2007·Granted Apr 6, 2010·39 cites·21 claims
- 0296US8089498B2Surface-emission laser array, optical scanning apparatus apparatus and image forming apparatusSATO SHUNICHI·Filed 2007·Granted Jan 3, 2012·30 cites·8 claims
- 0395US8508567B2Surface-emission laser array, optical scanning apparatus and image forming apparatusSATO SHUNICHI·Filed 2011·Granted Aug 13, 2013·20 cites·4 claims
- 0494US7061513B2Image recording body and image forming apparatus by use of the sameRICOH KK·Filed 2005·Granted Jun 13, 2006·27 cites·14 claims
- 0593USD665055SShower plateYANAGISAWA IPPEI·Filed 2012·Granted Aug 7, 2012·559 cites·1 claims
- 0680US7297106B2Medical treating instrumentSUMITOMO BAKELITE CO·Filed 2002·Granted Nov 20, 2007·133 cites·18 claims
- 0774US5999244AProjection exposure apparatus, method for correcting positional discrepancy of projected image, and method for determining image formation characteristic of projection optical systemNIKON CORP·Filed 1996·Granted Dec 7, 1999·36 cites·15 claims
- 0870US7991033B2Vertical cavity surface emitting laser (VCSEL), VCSEL array device, optical scanning apparatus, and image forming apparatusRICOH CO LTD·Filed 2009·Granted Aug 2, 2011·3 cites·15 claims
- 0968US7976521B2Body fluid suction reservoirSUMITOMO BAKELITE CO·Filed 2009·Granted Jul 12, 2011·5 cites·7 claims
- 1063US8995489B2Semiconductor stack and vertical cavity surface emitting laserHARA KEI·Filed 2013·Granted Mar 31, 2015·2 cites·9 claims
- 1163US6961074B2Image recording body and image forming apparatus by use of the sameRICOH KK·Filed 2003·Granted Nov 1, 2005·2 cites·10 claims
- 1256US8830287B2Surface-emission laser array, optical scanning apparatus and image forming apparatusSATO SHUNICHI·Filed 2013·Granted Sep 9, 2014·0 cites·9 claims
- 1352US6589708B1Image recording body and image forming device using the image recording bodyRICOH KK·Filed 1999·Granted Jul 8, 2003·6 cites·8 claims
- 1450US5602637AColor printerTOKYO ELECTRIC CO LTD·Filed 1995·Granted Feb 11, 1997·9 cites·10 claims
- 1549US5206685AApparatus for maintaining an electrophotographic apparatusTOKYO ELECTRIC CO LTD·Filed 1992·Granted Apr 27, 1993·18 cites·5 claims
- 1645US7641639B2Body fluid suction reservoirSUMITOMO BAKELITE CO·Filed 2003·Granted Jan 5, 2010·0 cites·9 claims
- 1738US2003022106A1Image recording body and image forming apparatus by use of the sameFiled 2002·Application pending·0 cites
- 1835US6166753AThermal printerTOSHIBA TEC KK·Filed 1999·Granted Dec 26, 2000·3 cites·7 claims
- 1931US5568178AMethod and apparatus for driving edge-emission type electroluminescent elements, method and apparatus for driving a line head having a plurality of edge-emission type electroluminescent elements and image forming apparatus for forming image data onTOKYO ELECTRIC CO LTD·Filed 1993·Granted Oct 22, 1996·1 cites·12 claims
- 2029US5592210AMethod and apparatus for driving edge emission type line headTOKYO ELECTRIC CO LTD·Filed 1993·Granted Jan 7, 1997·0 cites·12 claims
- 2128US5233370AMethod and apparatus of exposure for correcting electrostatic latent image outlineTOKYO ELECTRIC CO LTD·Filed 1992·Granted Aug 3, 1993·2 cites·6 claims
- 2225US5963243AExposing device for correcting an fθ error of a rotatable polygon mirror without using an fθ lensTOKYO ELECTRIC CO LTD·Filed 1994·Granted Oct 5, 1999·4 cites·3 claims
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