Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8403149 | Cyclone classifier, flash drying system using the cyclone classifier, and toner prepared by the flash drying system | Takahiro Kadota, Kenichi Uehara, Masato Kobayashi | 2013-03-26 |
| 7585607 | Method of manufacturing toner, the toner produced thereby, developer containing the toner and an image forming apparatus using the toner | Masashi Miyakawa, Kazuyuki Matsui, Hiroshi Takahashi, Takahiro Kadota | 2009-09-08 |
| 7223510 | Toner, method for manufacturing the toner, method and device for packing the toner, and image forming apparatus using the toner | Kazuyuki Matsui, Kifuku Takagi, Masato Kobayashi | 2007-05-29 |
| 6569590 | Master batch pigment, toner including the master batch pigment and method for manufacturing the toner | Shoichi Sugiyama | 2003-05-27 |
| 6432590 | Electrophotographic toner and image forming method using the toner | Hideyuki Ueda, Shohichi Sugimoto, Satoru Miyamoto, Osamu Uchinokura, Kumi Hasegawa +2 more | 2002-08-13 |
| 6395443 | Toner for developing electrostatic image and process of preparing same | Tomoyuki Satoh, Yasushi Nakamura, Nobutaka Kinoshita, Masahiro Kawamoto, Shigeru Emoto +1 more | 2002-05-28 |
| 6258502 | Two-component developer, two-component developer holding container, and electrophotographic image formation apparatus equipped with the container | Yasushi Nakamura, Ryoichi Ito, Yasuaki Iwamoto, Kohki Katoh, Yoshihiro Sugiyama +2 more | 2001-07-10 |
| 6200719 | Toner, method of producing the toner, image formation method using the toner, and toner container | — | 2001-03-13 |
| 6183926 | Toner and two-component developer for electrophotographic process and image formation method and image formation apparatus using the toner | Yasushi Nakamura, Ryoichi Ito, Yasuaki Iwamoto, Kohki Katoh, Tomio Kondou +3 more | 2001-02-06 |
| 6180298 | Multi-color toner set and method of forming multi-color images, using the multi-color toner set | Kohsuke Suzuki, Yohichiroh Watanabe, Keiko Shiraishi | 2001-01-30 |
| 6074795 | Toner for developing electrostatic latent image | Yohichiroh Watanabe, Keiko Shiraishi, Kohsuke Suzuki | 2000-06-13 |