Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5404456 | Controlled method of operating a programmable controller with a multi-level stage configuration | Katsunori Kawabe | 1995-04-04 |
| 4648027 | Programmable controller having selectively prohibited outputs | Hisashi Shigematsu | 1987-03-03 |