Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4881220 | Multiplex communication system for sequence controllers | Toshihiko Yomogida, Shigeo Yamamoto, Hideaki Tobita, Hisanori Nakamura, Goro Kobayashi | 1989-11-14 |
| 4823909 | Vehicular soundproof structure | Mitsuo Nakamura | 1989-04-25 |