Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9256147 | Toner, and image forming method and process cartridge using the toner | Hideyuki Yamaguchi, Tomoyuki Satoh | 2016-02-09 |
| 8372569 | Toner, and image forming method and process cartridge using the toner | Hideyuki Yamaguchi, Tomoyuki Satoh | 2013-02-12 |
| 7250240 | Toner, developer, container containing toner, process, cartridge, image forming apparatus and process | Tomiaki Ito, Yuji Natori | 2007-07-31 |
| 6737210 | Image formation method, electrophotographic toners, and printed matter | Osamu Uchinokura, Hiroshi Yamashita, Shinichi Kuramoto, Masae Nakamura, Takashi Yamamoto +3 more | 2004-05-18 |
| 6503676 | Toner, external additive therefor and image forming method using the toner | Hiroshi Yamashita, Tomio Kondou, Hideki Sugiura, Osamu Uchinokura, Hitoshi Ueda +1 more | 2003-01-07 |
| 6432589 | Image formation method, electrophotographic toners, and printed matter | Osamu Uchinokura, Hiroshi Yamashita, Shinichi Kuramoto, Masae Nakamura, Takashi Yamamoto +3 more | 2002-08-13 |
| 6004715 | Toner for developing electrostatic images | Masanori Suzuki, Mituo Aoki, Hiroyuki Fushimi, Akihiro Kotsugai | 1999-12-21 |
| 5882832 | One component developer developing method and dry toner therefor | Shoichi Sugimoto, Masahide Yamashita, Shinichiroh Yagi | 1999-03-16 |