Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5012283 | Copying apparatus having a lamp to form or erase an image | Mamoru Shimono, Tomoyuki Asada, Taiichi Kawaguchi, Yoichi Taya, Kouji Yukinaga +1 more | 1991-04-30 |
| 4839691 | Image forming apparatus | Koji Yukinaga | 1989-06-13 |