Inventor
SANPEI TAKAAKI
JP11 patents
⚠️ This page may combine multiple inventors who share the name “SANPEI TAKAAKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SONY CORP
7 patentsUS6385004B1May 7, 2002
Recording and/or reproduction system for recording medium
SONY CORP18 citations79
US6031675AFeb 29, 2000
Recording medium device provided with erroneous recording prevention mechanism
SONY CORP3 citations62
US6061214AMay 9, 2000
Tape cassettes
SONY CORP1 citations51
US6353513B1Mar 5, 2002
Tape cartridge
SONY CORP1 citations50
US8997130B2Mar 31, 2015
Disk cartridge for storing disk-shaped recording media
SONY CORP0 citations40
US7318559B2Jan 15, 2008
Tape cartridge
SONY CORP0 citations39
US7118061B2Oct 10, 2006
Tape reel and tape cartridge having the same
SONY CORP0 citations39