Inventor · disambiguated record
Katsunari Hanaoka
Also filed as: HANAOKA KATSUNARI
16 granted patents·4 pending applications·218 citations·filing 1994–2020
92Inventor score
Top patents by PatentIndex Score
20 records- 0195US6479121B1Optical recording medium and method of fabricating sameRICOH KK·Filed 2000·Granted Nov 12, 2002·65 cites·14 claims
- 0293US6841049B2Optical device substrate film-formation apparatus, optical disk substrate film-formation method, substrate holder manufacture method, substrate holder, optical disk and a phase-change recording type of optical diskRICOH KK·Filed 2000·Granted Jan 11, 2005·47 cites·41 claims
- 0384US12068577B2Surface emitting laser, surface emitting laser device, light source device, and detection apparatusRICOH CO LTD·Filed 2020·Granted Aug 20, 2024·1 cites·20 claims
- 0483US8736652B2Surface-emitting laser device, surface-emitting laser array, optical scanner, image forming apparatus, and method for manufacturing surface-emitting laser deviceHARASAKA KAZUHIRO·Filed 2011·Granted May 27, 2014·3 cites·10 claims
- 0568US7990838B2Process for producing stamper of multi-valued ROM disc, apparatus for producing the same, and resulting discRICOH CO LTD·Filed 2005·Granted Aug 2, 2011·1 cites·19 claims
- 0667US8879600B2Surface emitting laser array element, optical scanning device, and image forming apparatusHANAOKA KATSUNARI·Filed 2013·Granted Nov 4, 2014·2 cites·10 claims
- 0763US7273534B2Optical device substrate film-formation apparatus, optical disk substrate film-formation method, substrate holder manufacture method, substrate holder, optical disk and a phase-change recording type of optical diskRICOH KK·Filed 2004·Granted Sep 25, 2007·4 cites·30 claims
- 0861US5589712ASemiconductor integrated circuit device and a method of manufacturing the sameRICOH KK·Filed 1994·Granted Dec 31, 1996·28 cites·14 claims
- 0960US5976971AFabrication process of a semiconductor device having an interconnection structureRICOH KK·Filed 1996·Granted Nov 2, 1999·27 cites·8 claims
- 1059US11901701B2Surface emitting laser element, surface emitting laser, surface emitting laser device, light source device, and detection apparatusHANAOKA KATSUNARI·Filed 2020·Granted Feb 13, 2024·0 cites·20 claims
- 1159US8275014B2Surface-emitting laser element, surface-emitting laser array, optical scanning device, and image forming apparatusHANAOKA KATSUNARI·Filed 2010·Granted Sep 25, 2012·1 cites·19 claims
- 1256US8599233B2Vertical cavity surface emitting laser element, vertical cavity surface emitting laser array, optical scanning device, and image forming apparatusHANAOKA KATSUNARI·Filed 2009·Granted Dec 3, 2013·1 cites·9 claims
- 1354US9176417B2Surface-emitting laser device, surface-emitting laser array, optical scanner, image forming apparatus, and method for manufacturing surface-emitting laser deviceHARASAKA KAZUHIRO·Filed 2014·Granted Nov 3, 2015·0 cites·11 claims
- 1454US5656841ASemiconductor device with contact holeRICOH KK·Filed 1995·Granted Aug 12, 1997·26 cites·2 claims
- 1550US2008145587A1Optical recording mediumRICOH KK·Filed 2008·Application pending·0 cites
- 1647US5545925ASemiconductor device having a metallic silicide layer for improved operational ratesRICOH KK·Filed 1994·Granted Aug 13, 1996·11 cites·4 claims
- 1743US2008037406A1Optical Recording MediumRICOH KK·Filed 2005·Application pending·0 cites
- 1836US2002160306A1Optical information recording medium and methodFiled 2002·Application pending·0 cites
- 1935US2017271851A1Surface-emitting laser array and laser deviceHANAOKA KATSUNARI·Filed 2017·Application pending·0 cites
- 2028US6001720AMethod for forming ohmic contactRICOH KK·Filed 1996·Granted Dec 14, 1999·1 cites·5 claims
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