Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4881220 | Multiplex communication system for sequence controllers | Toshihiko Yomogida, Tsuyoshi Yamashita, Shigeo Yamamoto, Hideaki Tobita, Goro Kobayashi | 1989-11-14 |
| 4855560 | Welding robot | Akikazu Sonoda, Sinji Fujita, Masanobu Sato, Syoji Tomono | 1989-08-08 |