Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5724635 | Developing device and image forming apparatus using the developing device | Hidenori Fujioka | 1998-03-03 |
| 5434656 | Apparatus for supplying developer and toner in electrophotographic imaging | Toshimasa Okano, Hiroshi Yamada | 1995-07-18 |