Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4860056 | Sealable toner recovery box for an image forming machine | Atsushi Kano, Tadakazu Ogiri, Hirofumi Ozaki, Yuji Yamashita | 1989-08-22 |
| 4806981 | Cleaning unit in electrophotographic copier | Tadakazu Ogiri | 1989-02-21 |