Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6583480 | Electro-optical element having protective film on top and side surfaces of buffer layer | Hirotoshi Nagata | 2003-06-24 |
| 6522792 | Light modulator of waveguide type | Tohru Sugamata, Yoshihiro Hashimoto | 2003-02-18 |