Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4833589 | Programmable sequence controller | Takayuki Oshiga, Katsuhiro Fujiwara, Hiromi Oshida | 1989-05-23 |
| 4807178 | Programmable sequence controller having indirect and direct input/output apparatus | Katsuhiro Fujiwara, Takayuki Oshiga | 1989-02-21 |