Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4595280 | Blade cleaning device | Misao Tanzawa, Kinzi Saito | 1986-06-17 |
| 4284875 | Heat roller fixing apparatus | Ryoichi Namiki, Yuichiro Higashi, Toshiyuki Kikuchi, Yasuo Asahina, Setsuo Soga | 1981-08-18 |