OS

Osamu Sakai

Sumitomo Electric Industries: 4 patents #198 of 3,885Top 6%
Sharp Kabushiki Kaisha: 1 patents #274 of 990Top 30%
Overall (2003): #8,476 of 273,478Top 4%
5
Patents 2003

Issued Patents 2003

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
6665118 Rear-projection screen and rear-projection image display Hiroshi Yamaguchi, Kenichi Ikeda, Toru Tatsumi, Satoshi Aoki 2003-12-16
6660424 Fuel cell and method of manufacture thereof Hisaaki Gyoten, Eiichi Yasumoto, Makoto Uchida, Yasushi Sugawara, Kazufumi Nishida +6 more 2003-12-09
6638655 Fuel cell system Hisaaki Gyoten, Kazuhito Hatoh, Junji Niikura, Makoto Uchida 2003-10-28
6628348 Plasma address electrooptical device Sadahiko Yasukawa, Kazuhiko Inoguchi 2003-09-30
6541144 Fuel cell system Hisaaki Gyoten, Hiroki Kusakabe, Eiichi Yasumoto 2003-04-01