Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9871624 | Transmission apparatus and retry method | Hiroaki Shiraishi, Tateo Shimaru, Naoyuki Takeshita, Masaru Nishida, Tsuneharu Suzuki +1 more | 2018-01-16 |
| 7418009 | Method of transferring frames of variable length for a passive optical network that improves network efficiency and simplifies child apparatus | Susumu Tominaga, Masaharu Matsumoto, Takamitsu Shirai, Kazuhiro Uchida, Kenichi Abe +3 more | 2008-08-26 |
| 7415111 | Optical network unit and optical line terminal | Takashi Monzawa, Kenji Miura, Tamotsu Matsuo, Hideki Shiono, Yoshimi Toyoda +9 more | 2008-08-19 |
| 7313144 | Frame transmission device | Daisuke Kobayashi, Hirofumi Yagawa, Toshinobu Tsunematsu, Yoshinari Sugimoto | 2007-12-25 |
| 6848053 | Optical network unit and optical line terminal | Takashi Monzawa, Kenji Miura, Tamotsu Matsuo, Hideki Shiono, Yoshimi Toyoda +9 more | 2005-01-25 |
| 6728248 | Optical line terminal | Kazuhiro Uchida, Kazuya Ryu, Kanna Okamura, Masashi Shibata, Shinichi Fujiyoshi +3 more | 2004-04-27 |
| 6611928 | Homo-code continuity proof testing device | Shinichi Fujiyoshi, Kazuhiro Uchida, Kazuya Ryu, Toshinori Koyanagi, Setsuo Abiru | 2003-08-26 |