Inventor · disambiguated record
Kotaro Kurokawa
Also filed as: KUROKAWA KOTARO
24 granted patents·2 pending applications·239 citations·filing 1999–2022
94Inventor score
Top patents by PatentIndex Score
26 records- 0197US6511788B1Multi-layered optical discSONY CORP·Filed 2000·Granted Jan 28, 2003·86 cites·20 claims
- 0295US6221455B1Multi-layer optical disc and recording/reproducing apparatusSONY CORP·Filed 1999·Granted Apr 24, 2001·105 cites·11 claims
- 0383US8695964B2Sheet conveying deviceHAMAGUCHI MASANORI·Filed 2011·Granted Apr 15, 2014·7 cites·13 claims
- 0479US6574180B2Multilayer optical disk and method of initializing the sameSONY CORP·Filed 2001·Granted Jun 3, 2003·14 cites·10 claims
- 0574US9327927B2Sheet conveying device and image reading apparatusBROTHER IND LTD·Filed 2015·Granted May 3, 2016·2 cites·12 claims
- 0674US8502999B2Image forming apparatusKUROKAWA KOTARO·Filed 2011·Granted Aug 6, 2013·3 cites·5 claims
- 0772US9311953B2Recording layer, information recording medium, and targetSONY CORP·Filed 2013·Granted Apr 12, 2016·1 cites·27 claims
- 0872US8564857B2Image reading apparatusKUROKAWA KOTARO·Filed 2011·Granted Oct 22, 2013·2 cites·8 claims
- 0969US6928651B2Initialization method of optical recording mediumSONY CORP·Filed 2003·Granted Aug 9, 2005·7 cites·3 claims
- 1066US9758336B2Sheet conveying apparatusBROTHER IND LTD·Filed 2016·Granted Sep 12, 2017·1 cites·14 claims
- 1165US6956809B2Multilayer phase-change type optical disc capable of recording and reproducing information at high transfer rateSONY CORP·Filed 2002·Granted Oct 18, 2005·5 cites·10 claims
- 1260US12272393B2Optical recording medium, manufacturing method thereof, recording material for optical recording medium, and sputtering target for optical recording mediumSONY GROUP CORP·Filed 2022·Granted Apr 8, 2025·0 cites·13 claims
- 1360US9580262B2Sheet conveying deviceBROTHER IND LTD·Filed 2014·Granted Feb 28, 2017·1 cites·17 claims
- 1460US8678377B2Sheet conveying deviceKUROKAWA KOTARO·Filed 2013·Granted Mar 25, 2014·1 cites·17 claims
- 1560US6999396B2Initialization method of optical recording mediumSONY CORP·Filed 2003·Granted Feb 14, 2006·4 cites·4 claims
- 1654US8216655B2Optical information recording mediumKUROKAWA KOTARO·Filed 2009·Granted Jul 10, 2012·0 cites·15 claims
- 1750US9919884B2Sheet conveying device and image reading apparatusBROTHER IND LTD·Filed 2016·Granted Mar 20, 2018·0 cites·10 claims
- 1846US2006256702A1Phase-change type optical information recording mediumKUROKAWA KOTARO·Filed 2006·Application pending·0 cites
- 1945US8470429B2Optical recording mediumKUROKAWA KOTARO·Filed 2011·Granted Jun 25, 2013·0 cites·5 claims
- 2044US8465822B2Optical recording mediumKUROKAWA KOTARO·Filed 2011·Granted Jun 18, 2013·0 cites·3 claims
- 2143US2003134229A1Multi-layered optical discFiled 2002·Application pending·0 cites
- 2242US8372501B2Optical information recording mediumSONY CORP·Filed 2010·Granted Feb 12, 2013·0 cites·8 claims
- 2339US9555987B2Sheet conveyer and image reading apparatusBROTHER IND LTD·Filed 2016·Granted Jan 31, 2017·0 cites·14 claims
- 2438US11335371B2Reproduction apparatus and reproduction methodSONY SEMICONDUCTOR SOLUTIONS CORP·Filed 2017·Granted May 17, 2022·0 cites·8 claims
- 2536US10339967B2Reproducing apparatus and reproducing methodSONY CORP·Filed 2017·Granted Jul 2, 2019·0 cites·12 claims
- 2635US9667819B2Image reading apparatus having first and second sensors for reading imagesBROTHER IND LTD·Filed 2015·Granted May 30, 2017·0 cites·17 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →