Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6019606 | Robot teaching machine | Katsumi Yamamoto, Tadashi Koyama, Shinichi Sugita | 2000-02-01 |
| 5020001 | Robot controller | Katsumi Yamamoto, Tadashi Koyama, Toshio Aono | 1991-05-28 |