Inventor
MITSUZAWA ATSUSHI
JP10 patents
⚠️ This page may combine multiple inventors who share the name “MITSUZAWA ATSUSHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SONY CORP
8 patentsUS7225339B2May 29, 2007
Information recording/playback apparatus and method
SONY CORP70 citations98
US7093128B2Aug 15, 2006
Information recording/reproducing apparatus and method
SONY CORP27 citations92
US7505599B2Mar 17, 2009
Information processing system and method for managing encrypted data with tag information
SONY CORP8 citations84
US7346169B2Mar 18, 2008
Information processing device and method
SONY CORP19 citations84
US7283633B2Oct 16, 2007
Information recording and/or reproducing method and information recording and/or reproducing device
SONY CORP14 citations84
US7443984B2Oct 28, 2008
Information processing system and method for distributing encrypted message data
SONY CORP7 citations74
US7707410B2Apr 27, 2010
Information processing system and method
SONY CORP4 citations63
US7876480B2Jan 25, 2011
Apparatus, method, and computer program for processing information
SONY CORP1 citations49