Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4640608 | Cleaning method for use in electrophotography | Toshiaki Higaya, Masaaki Ogura, Takato Yano, Kiyozo Hashizume, Toshiyuki Ogawa | 1987-02-03 |
| 4583834 | Copying apparatus | Tatsuo Tani, Hiroyuki Idenawa, Takashi Yano, Isao Nakamura | 1986-04-22 |
| 4256401 | Image density adjustment method and apparatus | Itaru Fujimura, Hitoshi Nakamura, Shoji Kuroishi, Toshiyuki Ogawa | 1981-03-17 |
| 4203663 | Computer controlled electrostatic copying machine | Masaaki Ogura, Takato Yano | 1980-05-20 |