Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6610975 | Optical encoder | Yoshinori Ito | 2003-08-26 |
| 6549694 | Optical switching element, switching apparatus and image display apparatus using optical switching element | Takuya Makino, Kazuhito Hori, Masaki Hara, Naoki Sano, Hidenori Watanabe | 2003-04-15 |