Inventor
KUMAGAI HIDEAKI
JP22 patents
⚠️ This page may combine multiple inventors who share the name “KUMAGAI HIDEAKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SONY CORP
12 patentsUS8000097B2Aug 16, 2011
Information processing device and disk drive device
SONY CORP10 citations84
US7793314B2Sep 7, 2010
Disk drive device with arm for disc conveyance
SONY CORP7 citations74
US7652956B2Jan 26, 2010
Disc drive operative with both large-diameter and small-diameter optical discs, and method of controlling same
SONY CORP7 citations74
US6307712B1Oct 23, 2001
Assembly for discrimination disc storage capacity in a disc cartridge
SONY CORP9 citations74
US6185070B1Feb 6, 2001
Structure for preventing misinsertion of disc cartridges
SONY CORP6 citations73
US7805737B2Sep 28, 2010
Disk drive device and electronic apparatus
SONY CORP6 citations63
US6285526B1Sep 4, 2001
Structure for preventing misinsertion of disc cartridges
SONY CORP1 citations62
US6243237B1Jun 5, 2001
Disk drive apparatus
SONY CORP6 citations62
US6115212ASep 5, 2000
Structure for preventing misinsertion of recording-medium cartridges
SONY CORP2 citations62
US9829998B2Nov 28, 2017
Information processing apparatus, input apparatus, information processing system, information processing method, and program
SONY CORP0 citations52
US6288869B1Sep 11, 2001
Structure for preventing misinsertion of disc cartridges
SONY CORP0 citations51
US7779434B2Aug 17, 2010
Disk drive apparatus, and disk recording and/or reproducing apparatus
SONY CORP0 citations42
YAMAMOTO KAZUYUKI
6 patentsUS8502774B2Aug 6, 2013
Input apparatus, control apparatus, control system, control method, and handheld apparatus
YAMAMOTO KAZUYUKI5 citations73
US8416186B2Apr 9, 2013
Input apparatus, control apparatus, control system, control method, and handheld apparatus
YAMAMOTO KAZUYUKI5 citations73
US8456422B2Jun 4, 2013
Input apparatus, control apparatus, control system, control method, and handheld apparatus
YAMAMOTO KAZUYUKI2 citations62
US8204785B2Jun 19, 2012
Information processing system, portable information terminal and its control method, information providing device and its control method, and program
YAMAMOTO KAZUYUKI0 citations52
US8994658B2Mar 31, 2015
Input apparatus, control apparatus, control method, and handheld apparatus
YAMAMOTO KAZUYUKI0 citations42
US8941586B2Jan 27, 2015
Input apparatus, control apparatus, control system, and control method
YAMAMOTO KAZUYUKI0 citations41
JAPAN ENERGY CORP
2 patentsKUMAGAI HIDEAKI
2 patentsUS8558787B2Oct 15, 2013
Input device and method, information processing device and method, information processing system, and program
KUMAGAI HIDEAKI4 citations59
US9141202B2Sep 22, 2015
Information processing apparatus, input apparatus, information processing system, information processing method, and program
KUMAGAI HIDEAKI0 citations49