Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6999704 | Developing apparatus in an image forming apparatus | Koichi Hayashi, Yojiro Sato, Koujyu Yamamoto | 2006-02-14 |
| 6324354 | Image forming process and an image forming apparatus | Masayoshi Yamada, Eiji Ochiai | 2001-11-27 |
| 5824445 | Process for producing image and two-component developer | Eiji Ochiai, Makoto Hamaguchi | 1998-10-20 |
| 5797071 | Electrophotographic apparatus | Yoshio Ozawa, Norio Tomiie, Yukio Ikeda | 1998-08-18 |
| 5483272 | Image forming apparatus and method for obtaining smooth charging, exposure and development | Hisashi Mukataka, Ryushi Imoo, Hidemasa Aiba, Akira Satoh, Masahiro Nagata | 1996-01-09 |