Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5671917 | Original convey apparatus with last original detection sensor | Satoshi Choho, Akimaro Yoshida, Katsuaki Hirai | 1997-09-30 |
| 5252018 | Sheet binder | Makoto Kitahara, Kimiaki Hayakawa | 1993-10-12 |
| 5219453 | Sheet binder | Hideaki Furukawa, Naoki Fuei, Norio Hikake, Kimiaki Hayakawa | 1993-06-15 |