Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5188694 | Sheet perforating apparatus | Hideo Takaoka, Yoshiharu Kamei | 1993-02-23 |
| 5099732 | Sheet cutting apparatus | Hideo Takaoka, Yoshiharu Kamei | 1992-03-31 |
| 4997175 | Sheet folding apparatus | Hideo Takaoka, Yoshiharu Kamei | 1991-03-05 |