Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5333041 | Image forming apparatus for collecting toner with the developing roller | Katsuyuki Ito, Masato Sakai, Toru Ishihara | 1994-07-26 |
| 5321471 | Apparatus for and method of forming image | Katsuyuki Ito, Toru Ishihara, Masato Sakai | 1994-06-14 |