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, Kazuto Noguchi, Yoshihisa Sakai, Morito Matsuoka +1 more | 2004-08-24 |
| 6701512 | Focus monitoring method, exposure apparatus, and exposure mask | Takumichi Sutani, Tadahito Fujisawa, Takashi Sato, Masafumi Asano, Soichi Inoue | 2004-03-02 |