Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8184975 | Passive optical network system and optical line terminator | Masao Niibe, Tohru Kazawa, Ryosuke Nishino | 2012-05-22 |
| 8139950 | Passive optical network system, optical line terminator and, communication method of passive optical network system | Masao Niibe, Tohru Kazawa, Yusuke Yajima, Masahiko Mizutani | 2012-03-20 |
| 7551436 | Electronic apparatus | Koji Hata, Takashi Funada, Seiji Asai, Susumu Miyagawa, Hiroshi Kuwaki | 2009-06-23 |