Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7759040 | Image forming method | Noriyuki Mizutani, Masanobu Ninomiya, Toshiyuki Yano | 2010-07-20 |
| 6555282 | Toner for developing electrostatic latent image, image forming method and image forming apparatus using the same | Hiroyoshi Okuno, Akira Matsumoto, Tsutomu Kubo, Teigen Lee, Yutaka Sugizaki | 2003-04-29 |
| 6377767 | Toner agitating and transporting member of a toner cartridge and developing device | Koji Fukushima, Yoshihiro Maekawa, Kiyoshi Yamaguchi, Tomomitsu Fukuda, Kazuya Furuta +1 more | 2002-04-23 |
| 6345165 | Full-color toner cartridge, method for supplying toner from cartridge and method for filling toner cartridge with toner | Hiroshi Takano, Masanobu Ninomiya, Fumiaki Mera, Haruhide Ishida | 2002-02-05 |
| 5821023 | Developer of electrostatic latent image, carrier therefor, method for forming image and image forming apparatus thereby | Yasuhiro Oya, Haruhide Ishida, Susumu Yoshino, Hirokazu Hamano, Kaori Ohishi +4 more | 1998-10-13 |
| 5463456 | Cleaning assistant used with a photosensitive drum unit for lowering charge memory | Yuichi Yashiki, Masahiko Hodumi, Yuzuru Ohki, Takashi Ito, Fumitaka Nakjajima +3 more | 1995-10-31 |