Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6323977 | Optical transmitting and receiving apparatus | Toshiaki Shou, Fumio Sato, Yoshiaki Yunoki, Masamichi Sato, Kazumasa Taninaka | 2001-11-27 |
| 6181452 | Optical transmitting and receiving apparatus | Toshiaki Shou, Fumio Sato, Yoshiaki Yunoki, Masamichi Sato, Kazumasa Taninaka | 2001-01-30 |
| 5640390 | Wireless communication network system | Atsushi Sakamoto, Kazumasa Taninaka, Kouji Nishimura | 1997-06-17 |
| 5532858 | Optical radio transmission system and a method for adjusting optical axes thereof | Kazutoshi Hirohashi, Teruhiko Shinomiya, Manabu Sakane, Keishi Ushijima, Takaaki Takeda +2 more | 1996-07-02 |