Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6519381 | Optical switch and method of producing the same | Tatsuo Hatta, Takeshi Saito, Aritomo Uemura, Jun Fujita | 2003-02-11 |
| 6507683 | Free-space optical switch | Takeshi Saito, Tatsuo Hatta | 2003-01-14 |