Inventor · disambiguated record
Hideaki Kumagai
Also filed as: KUMAGAI HIDEAKI
20 granted patents·3 pending applications·70 citations·filing 1998–2015
93Inventor score
Top patents by PatentIndex Score
23 records- 0190US8000097B2Information processing device and disk drive deviceSONY CORP·Filed 2008·Granted Aug 16, 2011·10 cites·19 claims
- 0286US7793314B2Disk drive device with arm for disc conveyanceSONY CORP·Filed 2006·Granted Sep 7, 2010·7 cites·5 claims
- 0386US7652956B2Disc drive operative with both large-diameter and small-diameter optical discs, and method of controlling sameSONY CORP·Filed 2005·Granted Jan 26, 2010·7 cites·8 claims
- 0485US7805737B2Disk drive device and electronic apparatusSONY CORP·Filed 2006·Granted Sep 28, 2010·6 cites·12 claims
- 0572US8558787B2Input device and method, information processing device and method, information processing system, and programKUMAGAI HIDEAKI·Filed 2010·Granted Oct 15, 2013·4 cites·19 claims
- 0671US8502774B2Input apparatus, control apparatus, control system, control method, and handheld apparatusYAMAMOTO KAZUYUKI·Filed 2008·Granted Aug 6, 2013·5 cites·10 claims
- 0771US8416186B2Input apparatus, control apparatus, control system, control method, and handheld apparatusYAMAMOTO KAZUYUKI·Filed 2008·Granted Apr 9, 2013·5 cites·20 claims
- 0862US8456422B2Input apparatus, control apparatus, control system, control method, and handheld apparatusYAMAMOTO KAZUYUKI·Filed 2008·Granted Jun 4, 2013·2 cites·13 claims
- 0953US7779434B2Disk drive apparatus, and disk recording and/or reproducing apparatusSONY CORP·Filed 2007·Granted Aug 17, 2010·0 cites·8 claims
- 1051US9829998B2Information processing apparatus, input apparatus, information processing system, information processing method, and programSONY CORP·Filed 2015·Granted Nov 28, 2017·0 cites·20 claims
- 1150US6307712B1Assembly for discrimination disc storage capacity in a disc cartridgeSONY CORP·Filed 1998·Granted Oct 23, 2001·9 cites·6 claims
- 1250US6285526B1Structure for preventing misinsertion of disc cartridgesSONY CORP·Filed 2000·Granted Sep 4, 2001·1 cites·3 claims
- 1349US9141202B2Information processing apparatus, input apparatus, information processing system, information processing method, and programKUMAGAI HIDEAKI·Filed 2008·Granted Sep 22, 2015·0 cites·23 claims
- 1449US8994658B2Input apparatus, control apparatus, control method, and handheld apparatusYAMAMOTO KAZUYUKI·Filed 2008·Granted Mar 31, 2015·0 cites·19 claims
- 1549US8204785B2Information processing system, portable information terminal and its control method, information providing device and its control method, and programYAMAMOTO KAZUYUKI·Filed 2008·Granted Jun 19, 2012·0 cites·19 claims
- 1648US8941586B2Input apparatus, control apparatus, control system, and control methodYAMAMOTO KAZUYUKI·Filed 2008·Granted Jan 27, 2015·0 cites·7 claims
- 1748US2009309830A1Control apparatus, input apparatus, control system, handheld information processing apparatus, control method, and program thereforSONY CORP·Filed 2008·Application pending·0 cites
- 1848US2009009471A1Input apparatus, control apparatus, control system, and control methodSONY CORP·Filed 2008·Application pending·0 cites
- 1947US6185070B1Structure for preventing misinsertion of disc cartridgesSONY CORP·Filed 1998·Granted Feb 6, 2001·6 cites·6 claims
- 2044US2005198656A1Disc drive deviceSONY CORP·Filed 2004·Application pending·0 cites
- 2142US6288869B1Structure for preventing misinsertion of disc cartridgesSONY CORP·Filed 2000·Granted Sep 11, 2001·0 cites·3 claims
- 2242US6243237B1Disk drive apparatusSONY CORP·Filed 1999·Granted Jun 5, 2001·6 cites·8 claims
- 2333US6115212AStructure for preventing misinsertion of recording-medium cartridgesSONY CORP·Filed 1998·Granted Sep 5, 2000·2 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →