Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4536649 | Photoelectric converter-type pulse encoder | Yoshinori Kozai, Yoichi Amemiya | 1985-08-20 |
| 4313058 | LED Light source device for a pulse encoder | Hiroshi Ishida | 1982-01-26 |