Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5663814 | Digital image forming apparatus for forming a stable image | Yoshinobu Hada, Takanobu Yamada | 1997-09-02 |
| 5633669 | Image forming apparatus for synthesizing a differential peak signal and an image signal | Yoshinobu Hada, Masaki Tanaka, Kouichi Etou | 1997-05-27 |