Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5001358 | Interface device | Kazushige Matsuoka | 1991-03-19 |
| 4808114 | I/O unit terminal base with external connection terminals, socket for mounting relays, and connector for cable to CPU | Keiji Matsumoto | 1989-02-28 |