Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5682584 | Developer mixing and transporting device | Yoshihiro Hattori, Suguru Hamamichi, Shinichi Yoshimoto | 1997-10-28 |
| 5663814 | Digital image forming apparatus for forming a stable image | Kazuyuki Fukui, Takanobu Yamada | 1997-09-02 |
| 5633669 | Image forming apparatus for synthesizing a differential peak signal and an image signal | Masaki Tanaka, Kazuyuki Fukui, Kouichi Etou | 1997-05-27 |