TO

Toyoshi Okada

SO Sony: 13 patents #3,381 of 25,231Top 15%
Overall (All Time): #386,187 of 4,157,543Top 10%
13
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
7864957 Methods and apparatus for secure distribution of program content Muneki Shimada, Yousuke Kimoto, Kazuhiro Kanee, Kenjiro Komaki 2011-01-04
7490143 Communication system Minoru Hashimoto 2009-02-10
7469345 Methods and apparatus for secure distribution of program content Muneki Shimada, Yousuke Kimoto, Kazuhiro Kanee, Kenjiro Komaki 2008-12-23
7409441 Display apparatus for accessing desired web site Tomokazu Kake, Keiso Shimakawa, Takahiro Fujii, Yuta Kimura, Hidehisa Onai +8 more 2008-08-05
7409063 Contents distribution system Muneki Shimada, Keiso Shimakawa, Minoru Hashimoto 2008-08-05
7313702 Method for issuing identification information Muneki Shimada, Kenjiro Komaki, Yosuke Kimoto, Kazuhiro Kanee 2007-12-25
7275987 Virtual world system, server computer and information processor Keiso Shimakawa, Shuji Hiramatsu, Masakazu Suzuoki, Akio Ohba, Shigeru Enomoto +8 more 2007-10-02
7275261 Method and system for monitoring utilizing condition of contents, computer program and recording medium Ken Kutaragi, Shinichi Okamoto, Keiso Shimakawa, Muneki Shimada, Minoru Hashimoto 2007-09-25
7178037 Computer program copy management system Muneki Shimada, Shinichi Okamoto, Masaharu Yoshimori, Tsutomu Inui, Keiso Shimakawa +2 more 2007-02-13
6807620 Game system with graphics processor Masakazu Suzuoki, Akio Ohba, Masaaki Oka, Toshiyuki Hiroi, Teiji Yutaka +1 more 2004-10-19
6677951 Entertainment apparatus having compatibility and computer system Teiji Yutaka, Masakazu Suzuoki, Yasuyuki Yamamoto, Masayoshi Tanaka, Makoto Furuhashi +1 more 2004-01-13
6151035 Method and system for generating graphic data 2000-11-21
5949409 Image processing in which the image is divided into image areas with specific color lookup tables for enhanced color resolution Masayoshi Tanaka, Masakazu Suzuoki 1999-09-07