Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6374077 | Sheet processing apparatus and image forming apparatus having this | Katsuaki Hirai, Masaaki Sato, Katsuhito Kato | 2002-04-16 |
| 5698915 | Spindle motor | Kazuyoshi Horikoshi | 1997-12-16 |
| 5536986 | Spindle motor | Kazuyoshi Horikoshi, Satoshi Nakajima, Tokumon Ogawa, Yoichi Kitamura, Kazuto Miyajima | 1996-07-16 |