Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5701570 | Image forming apparatus employing residual toner recovery scheme | — | 1997-12-23 |
| 5666598 | Image forming method and apparatus using energy beam impingement on image forming particles to move the same | Tatsuya Sugita, Akira Arimoto, Teruaki Mitsuya, Nobuyoshi Hoshi, Mamoru Okano +4 more | 1997-09-09 |
| 5600405 | Bias cleaning system and electrostatic printing apparatus therewith and operating method thereof | Takao Umeda, Katsuya Kawai, Yosuke Saito, Hiroyuki Mabuchi, Masayasu Anzai +3 more | 1997-02-04 |