Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4670728 | Thermal type overload relay | Katsumi Akiike, Haruo Ichikawa, Tadayoshi Onodera | 1987-06-02 |
| 4642598 | Adjusting device for thermal overload relay | Haruo Ichikawa, Fumio Chida, Katsumi Akiike | 1987-02-10 |