Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7124925 | Stapler | — | 2006-10-24 |
| 6565075 | Rotatable stapler with position-detection feature | — | 2003-05-20 |
| 5791548 | Motor driven stapler | Hiroshi Udagawa, Katsunori Manabe | 1998-08-11 |
| 5346114 | Electric stapler with unmovably fixed magazine | Hiroshi Udagawa, Katsunori Manabe | 1994-09-13 |
| 5269451 | Electric stapler with unmovably fixed magazine | Hiroshi Udagawa, Katsunori Manabe | 1993-12-14 |