Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5272507 | Charging device for electrophotographic equipment | Mayumi Yoshida | 1993-12-21 |
| 5245390 | Device for adjusting output of image density sensor incorporated in image forming equipment | Kouji Ishigaki | 1993-09-14 |