Inventor
ARAI TAKAFUMI
JP6 patents
⚠️ This page may combine multiple inventors who share the name “ARAI TAKAFUMI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SONY CORP
3 patentsUS6317399B1Nov 13, 2001
Disk drive device and method of setting rotational speed thereof
SONY CORP55 citations94
US6195322B1Feb 27, 2001
Disk drive device and method of setting rotational speed thereof
SONY CORP24 citations91
US7843778B2Nov 30, 2010
Optical disc apparatus and control method including an excess detection mode
SONY CORP2 citations59