Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6047149 | Image forming apparatus having a rotatable first developing member, and a fixed second developing member having a housing partially covering the first developing member | Katsuhiko Nishimura, Kimio Nakahata, Masuo Yamazaki, Masami Takeda, Hiromichi Yamada +5 more | 2000-04-04 |
| 5600431 | Image forming apparatus for forming color image with dry developer | Masami Takeda, Kimio Nakahata, Masuo Yamazaki, Katsuhiko Nishimura, Hiromichi Yamada +5 more | 1997-02-04 |