Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5317370 | Developing apparatus including means for collecting used developing agent | Mitsuaki Kohyama, Kazuhiko Kikuchi, Naruhito Yoshida, Minoru Yoshida | 1994-05-31 |
| 5278616 | Developing device for an image forming apparatus | Minoru Yoshida | 1994-01-11 |