Issued Patents All Time
Showing 26–27 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4390966 | Sequence controller | Keisuke Kawashima, Yoshitane Saito, Akihiro Yamada | 1983-06-28 |
| 4381456 | Input interface unit for programmable logic controller | Yoshitane Saito, Akihiro Yamada | 1983-04-26 |