Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4669190 | Portable motor-driven cutter | Katuo Koizumi, Toshiaki Imahashi, Kihachiro Matsumoto | 1987-06-02 |
| 4628459 | Computerized circuit arrangement for jig saw | Shigeru Shinohara, Shun Suzuki | 1986-12-09 |