Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5659857 | Image forming method | Koichi Tanigawa, Katsuhiko Nishimura | 1997-08-19 |
| 5600431 | Image forming apparatus for forming color image with dry developer | Masami Takeda, Kimio Nakahata, Katsuhiko Nishimura, Hiromichi Yamada, Tatsuya Nakamura +5 more | 1997-02-04 |