Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5224747 | Chuck device with multistage degree of opening | Kenichi Sueyoshi | 1993-07-06 |
| 4868632 | Nonvolatile semiconductor memory | Yutaka Hayashi, Itsunari Hayabuchi, Seiichi Ishihara | 1989-09-19 |
| 4693454 | Air pressure shock absorber | Kazuhiro Hozumi | 1987-09-15 |
| 4500075 | Air pressure shock absorber | Kazuhiro Hozumi | 1985-02-19 |