Inventor
KAWAMOTO YOUJI
JP14 patents
⚠️ This page may combine multiple inventors who share the name “KAWAMOTO YOUJI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SONY CORP
12 patentsUS6754665B1Jun 22, 2004
Information processing apparatus, information processing method, and storage medium
SONY CORP348 citations98
US7809944B2Oct 5, 2010
Method and apparatus for providing information for decrypting content, and program executed on information processor
SONY CORP99 citations97
US7349993B2Mar 25, 2008
Communication network system, gateway, data communication method and program providing medium
SONY CORP55 citations97
US6889246B1May 3, 2005
Network system, network server and terminal device for recording, converting, and transmitting information conformed to a terminal device
SONY CORP50 citations95
US7194558B2Mar 20, 2007
Communication network system, gateway, data communication method and program providing medium
SONY CORP22 citations92
US7185095B2Feb 27, 2007
Network system, network server and terminal device
SONY CORP24 citations92
US7171447B2Jan 30, 2007
Network system, network server and terminal device
SONY CORP4 citations73
US5890157AMar 30, 1999
Information communication system
SONY CORP8 citations73
US7093016B2Aug 15, 2006
Network system, network server and terminal device
SONY CORP1 citations62
US9270661B2Feb 23, 2016
Communication network system, gateway, data communication method and program providing medium
SONY CORP0 citations51
US7216171B2May 8, 2007
Network system, network server and terminal device
SONY CORP0 citations51
US7111064B2Sep 19, 2006
Network system, network server and terminal device
SONY CORP0 citations51