Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8333517 | Semiconductor submodule, method for connecting connector and semiconductor submodule, and optical module | Hiromasa Tanobe, Masaru Kobayashi, Ryo Nagase | 2012-12-18 |
| 8244133 | Optical waveband demultiplexer, optical waveband multiplexer, and optical waveband selective switch | Ken Sato, Hiroshi Hasegawa, Shoji Kakehashi, Osamu Moriwaki, Shin Kamei +2 more | 2012-08-14 |
| 8157454 | Releasable locking mechanism for optical connector | Toshiyasu Ito, Hiromasa Tanobe, Masaru Kobayashi, Ryo Nagase | 2012-04-17 |
| 7120358 | Optical packet routing network system based on optical label switching technique | Akira Okada, Kazutoshi Kato, Kazuto Noguchi, Takashi Sakamoto, Morito Matsuoka +1 more | 2006-10-10 |
| 7113701 | Optical packet routing network system based on optical label switching technique | Akira Okada, Kazutoshi Kato, Kazuto Noguchi, Takashi Sakamoto, Morito Matsuoka +1 more | 2006-09-26 |
| 6961169 | Light-controlled light modulator | Yasuo Shibata, Yasuhiro Suzuki, Yasumasa Suzaki, Akira Okada, Kazuto Noguchi +1 more | 2005-11-01 |
| 6842560 | Optical multiplexing circuit and optical multiplexer | Yoshiki Yamauchi, Kouichi Fujisaki, Akimasa Kaneko, Takashi Asaoka | 2005-01-11 |
| 6782210 | Optical packet routing network system based on optical label switching technique | Akira Okada, Kazutoshi Kato, Kazuto Noguchi, Takashi Sakamoto, Morito Matsuoka +1 more | 2004-08-24 |
| 6753996 | Light-controlled light modulator | Yasuo Shibata, Yasuhiro Suzuki, Yasumasa Suzaki, Akira Okada, Kazuto Noguchi +1 more | 2004-06-22 |
| 5025448 | Method and apparatus for stabilizing frequency of semiconductor laser | Shoichi Sudo, Hiroshi Yasaka, Tetsuhiko Ikegami, Yuzo Yoshikuni, Itaru Yokohama +1 more | 1991-06-18 |