Issued Patents All Time
Showing 51–54 of 54 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4332467 | Developing device in electrostatic copying apparatus | Hiroshi Kimura, Masahiko Hisajima, Yutaka Shigemura, Yoichiro Irie, Kiyoshi Morimoto | 1982-06-01 |
| 4314018 | Cleaning process for an electrostatic copying apparatus | Shoji Matsumoto, Toshimitsu Ikeda, Nobuhiko Kozuka, Hitoshi Nishihama, Tatsuo Aizawa | 1982-02-02 |
| 4286861 | Electrostatic copying process and apparatus | Shoji Matsumoto, Toshimitsu Ikeda, Nobuhiko Kozuka, Hitoshi Nishihama, Tatsuo Aizawa | 1981-09-01 |
| 4254202 | Electrostatic copying process | Shoji Matsumoto, Toshimitsu Ikeda, Nobuhiko Kozuka, Hitoshi Nishihama, Tatsuo Aizawa | 1981-03-03 |