Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6782210 | Optical packet routing network system based on optical label switching technique | Akira Okada, Kazutoshi Kato, Yoshihisa Sakai, Takashi Sakamoto, Morito Matsuoka +1 more | 2004-08-24 |
| 6753996 | Light-controlled light modulator | Yasuo Shibata, Yasuhiro Suzuki, Yoshihisa Sakai, Yasumasa Suzaki, Akira Okada +1 more | 2004-06-22 |