Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7090955 | Black toner, image forming method and image forming apparatus using the toner | Tomiaki Ito, Yuji Natori | 2006-08-15 |
| 6969574 | Black toner, image forming method and image forming apparatus using the toner | Tomiaki Ito, Yuji Natori | 2005-11-29 |
| 6855468 | Color image formation method | Takashi Yamamoto, Masae Nakamura, Masakazu Kinoshita, Yoshimichi Katagiri, Shin-ichi Kuramoto +2 more | 2005-02-15 |
| 6821699 | Toner, image forming method and apparatus using the toner, and container containing the toner | Tomio Kondou, Hitoshi Ueda, Tomiaki Ito | 2004-11-23 |
| 6416914 | Image formation process and developer used therein | Masae Nakamura, Takashi Yamamoto, Masakazu Kinoshita, Yoshimichi Katagiri, Shinichi Kuramoto +2 more | 2002-07-09 |
| 6360068 | Electrophotographic image formation process and apparatus | Masakazu Kinoshita, Takashi Yamamoto, Masae Nakamura, Yoshimichi Katagiri, Shin-ichi Kuramoto +3 more | 2002-03-19 |
| 6168894 | Image forming method and dry toner therefor | Mitsuo Aoki, Hiroyuki Fushimi, Masanori Suzuki, Akihiro Kotsugai | 2001-01-02 |
| 5527657 | One-component magnetic toner for use in electrophotography | Fuchio Takeda, Kunihiko Tomita | 1996-06-18 |
| 5164774 | Developing device of the type forming thin layer of toner on toner conveying member, and dry color toner of one component type used therein | Masami Tomita, Motoi Orihara, Hiroshi Tanaka, Tomoe Hagiwara | 1992-11-17 |
| 4762763 | Toner for developing electrostatic latent image | Yoshihiro Nomura, Noriaki Ide, Kazumi Ohtaki, Masami Tomita, Toshiki Nanya +5 more | 1988-08-09 |
| 4670368 | Magnetic developer for developing latent electrostatic images | Kimitoshi Yamaguchi, Motoi Orihara | 1987-06-02 |
| 4401740 | Electrographic development process | Toshiyasu Kawabata, Toshiki Nanya | 1983-08-30 |