Issued Patents All Time
Showing 51–70 of 70 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8104176 | Method of manufacturing a developing agent regulating member for regulating an amount of a developing agent | Yutaka Takahashi | 2012-01-31 |
| 8045892 | Developing unit, process cartridge, and image forming method and apparatus incorporating an agitation compartment | Satoru Yoshida | 2011-10-25 |
| 7962071 | Developing device and image forming apparatus using same | Kiyonori Tsuda, Koichi Kato, Yuki Oshikawa, Yasufumi Takahashi, Eriko Maruyama +5 more | 2011-06-14 |
| 7890028 | Developing device and image forming apparatus comprising the same | Satoru Miyamoto, Maiko Koeda, Kiyonori Tsuda | 2011-02-15 |
| 7835677 | Developing device, image forming apparatus, and process cartridge | Tomio Kondou, Shinichiro Yagi | 2010-11-16 |
| 7749674 | Toner, developer, image developer and image forming apparatus | Hideki Sugiura, Satoshi Mochizuki, Yasuaki Iwamoto, Yasuo Asahina, Kazuhiko Umemura +3 more | 2010-07-06 |
| 7566521 | Toner, developer, toner container, process cartridge, image forming apparatus, and image forming method | Akihiro Kotsugai, Satoshi Mochizuki, Hisashi Nakajima, Yasuo Asahina, Osamu Uchinokura +8 more | 2009-07-28 |
| 7547497 | Toner, and developer, image developer and image forming apparatus using the toner | Osamu Uchinokura, Masami Tomita, Hisashi Nakajima, Shinya Nakayama, Akihiro Kotsugai +5 more | 2009-06-16 |
| 7521164 | Toner, and, developer, toner container, process cartridge, image forming apparatus and image forming method | Shinya Nakayama, Satoshi Mochizuki, Yasuaki Iwamoto, Yasuo Asahina, Akihiro Kotsugai +17 more | 2009-04-21 |
| 7455942 | Toner, developer, toner container, process cartridge, image forming apparatus, and image forming method using the same | Tsuneyasu Nagatomo, Akihiro Kotsugai, Hiroshi Yamashita, Masayuki Ishii, Hiroto Higuchi +10 more | 2008-11-25 |
| 7374851 | Toner, and, developer, toner container, process cartridge, image forming apparatus and image forming method | Shinya Nakayama, Satoshi Mochizuki, Yasuaki Iwamoto, Yasuo Asahina, Akihiro Kotsugai +17 more | 2008-05-20 |
| 7368213 | Toner and fixing device and image forming device using the same | Shinya Nakayama, Fumihiro Sasaki, Satoshi Mochizuki, Akihiro Kotsugai, Yasuo Asahina +5 more | 2008-05-06 |
| 7368212 | Toner for developing electrostatic image, developer, image forming apparatus, process for forming image, process cartridge and process for measuring porosity of toner | Hideki Sugiura, Satoshi Mochizuki, Yasuaki Iwamoto, Yasuo Asahina, Akihiro Kotsugai +4 more | 2008-05-06 |
| 7318989 | Toner, developer, toner container, process cartridge, image forming apparatus, and image forming method | Akihiro Kotsugai, Satoshi Mochizuki, Hisashi Nakajima, Yasuo Asahina, Osamu Uchinokura +8 more | 2008-01-15 |
| 7288353 | Toner, developer, image developer and image forming apparatus | Hideki Sugiura, Satoshi Mochizuki, Yasuaki Iwamoto, Yasuo Asahina, Kazuhiko Umemura +3 more | 2007-10-30 |
| 7261989 | Toner for developing electrostatic images, developer, image forming method, and image forming apparatus | Hideki Sugiura, Satoshi Mochizuki, Yasuaki Iwamoto, Yasuo Asahina, Hisashi Nakajima +4 more | 2007-08-28 |
| 7258959 | Toner for electrophotography and image forming apparatus | Shinya Nakayama, Satoshi Mochizuki, Yasuaki Iwamoto, Yasuo Asahina, Kazuhiko Umemura +7 more | 2007-08-21 |
| 7172844 | Toner for electrophotography, and image forming process, process cartridge and image forming apparatus using the same | Kazuhiko Umemura, Satoshi Mochizuki, Yasuaki Iwamoto, Yasuo Asahina, Hideki Sugiura +3 more | 2007-02-06 |
| 7169525 | Toner, developer, image forming apparatus, process cartridge and image forming process | Hideki Sugiura, Satoshi Mochizuki, Yasuaki Iwamoto, Yasuo Asahina, Kazuhiko Umemura +3 more | 2007-01-30 |
| 7068305 | Integrated imaging and printing apparatus | Yoshinari Higuchi, Seiichi Morikawa, Hajime Ishimitsu, Junya Ishihara | 2006-06-27 |