Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6698532 | Piercing apparatus | Manabu Gotou, Hiromi Kawakami, Tuneo Iwasaki, Kazuo Haga, Yoshiichi Yatagai +2 more | 2004-03-02 |
| 6601655 | Piercing apparatus | Manabu Gotou, Hiromi Kawakami, Tuneo Iwasaki, Kazuo Haga, Yoshiichi Yatagai +2 more | 2003-08-05 |