Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6635863 | Optical encoder | Shingo Nihommori, Seiji Sakagami | 2003-10-21 |
| 6621068 | Optical encoder and method of fabricating its sensor head | Toshihiko Aoki, Tetsuro Kiriyama | 2003-09-16 |