Issued Patents All Time
Showing 26–49 of 49 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7867680 | Non-magnetic toner for one-component development and method of preparing the toner, and image developer, image forming apparatus, process cartridge and image forming method | Yoshihiro Mikuriya, Kazuoki Fuwa, Hiroaki Katoh, Yoshitaka Sekiguchi, Masayuki Hagi | 2011-01-11 |
| 7838193 | Toner and image forming method using the toner | Masayuki Hagi, Takuya Kadota, Hiroaki Katoh, Atsushi Yamamoto, Katsunori Kurose +5 more | 2010-11-23 |
| 7833686 | Toner and method for producing the same, toner kit, and developer, process cartridge, image forming method and image forming apparatus | Takuya Kadota, Minoru Nakamura, Masayuki Hagi, Yoshihiro Mikuriya, Katsunori Kurose +4 more | 2010-11-16 |
| 7820348 | Toner recovery apparatus, process cartridge, and image forming apparatus | Masayuki Hagi, Yoshihiro Mikuriya, Yoshitaka Sekiguchi, Hiroaki Kato, Kazuoki Fuwa +2 more | 2010-10-26 |
| 7817946 | Developing device, image developing method, image forming apparatus, image forming method, and process cartridge | Hiroyuki Murakami, Masahide Inoue, Masayuki Hagi, Takuya Kadota, Yoshihiro Mikuriya +4 more | 2010-10-19 |
| 7749671 | Toner for developing a latent electrostatic image, image-forming method, image-forming apparatus and process cartridge using the same | Atsushi Yamamoto, Masahide Inoue, Chiyoshi Nozaki, Minoru Nakamura, Masayuki Hagi +6 more | 2010-07-06 |
| 7727694 | Toner for developing electrostatic image, and image forming method and apparatus and process cartridge using the toner | Hiroyuki Murakami, Masahide Inoue, Masayuki Hagi, Takuya Kadota, Yoshihiro Mikuriya +3 more | 2010-06-01 |
| 7720428 | Toner recovery apparatus, process cartridge, and image forming apparatus | Masayuki Hagi, Yoshihiro Mikuriya, Yoshitaka Sekiguchi, Hiroaki Kato, Kazuoki Fuwa +2 more | 2010-05-18 |
| 7695885 | Developer and image forming method using the developer | Minoru Nakamura, Masayuki Hagi, Takuya Kadota, Hiroaki Katoh, Yoshihiro Mikuriya +3 more | 2010-04-13 |
| 7587159 | Image forming method and apparatus including a relationship between secondary roller diameter and recording medium ingress position | Kazuoki Fuwa, Masayuki Hagi, Yoshihiro Mikuriya, Hiroaki Kato, Yoshitaka Sekiguchi +1 more | 2009-09-08 |
| 7556906 | Toner, and image forming method, image forming apparatus, and process cartridge using the toner | Hiroaki Katoh, Masayuki Hagi, Takuya Kadota, Yoshihiro Mikuriya, Katsunori Kurose +5 more | 2009-07-07 |
| 7556904 | Toner for electrostatic development, developer, image forming method, image-forming apparatus and process for cartridge using the same | Takuya Kadota, Masahide Inoue, Yoshihiro Mikuriya, Katsunori Kurose, Masayuki Hagi +3 more | 2009-07-07 |
| 7550242 | Toner, toner manufacturing method, developer, image forming apparatus, and process cartridge for the image forming apparatus | Tsuyoshi Nozaki, Chiyoshi Nozaki, Minoru Nakamura, Atsushi Yamamoto | 2009-06-23 |
| 6306552 | Carrier having specified bet specific surface area and dynamic current value and two-component developer thereof | Makoto Kobayashi, Koichi Takenaka, Osamu Maeda, Tomoharu Nishikawa | 2001-10-23 |
| 6165664 | Two-component developing agent and image forming method using such a developing agent | Makoto Kobayashi, Tomoharu Nishikawa, Koichi Takenaka | 2000-12-26 |
| 6130019 | Binder carrier | Tomoharu Nishikawa, Makoto Kobayashi, Koichi Takenaka, Hiroyuki Fukuda, Haruhiko Furukawa +2 more | 2000-10-10 |
| 6099999 | Binder carrier comprising magnetic particles and specific resin | Koichi Takenaka, Makoto Kobayashi, Tomoharu Nishikawa, Hiroyuki Fukuda | 2000-08-08 |
| 6007956 | Carrier and developer for developing electrostatic latent images | Tomoharu Nishikawa, Koichi Takenaka, Hiroshi Shibano | 1999-12-28 |
| 6001526 | Binder carrier containing ethylenic unsaturated nitrile copolymer as binder resin | Tomoharu Nishikawa, Makoto Kobayashi, Koichi Takenaka, Hiroyuki Fukuda | 1999-12-14 |
| 5962175 | Binder-type carrier and method of manufacturing same | Yoshiaki Tanaka, Tomoharu Nishikawa | 1999-10-05 |
| 5849452 | developing method using an oscillated electric field and including a specified toner and carrier | Koichi Takenaka, Makoto Kobayashi, Tomoharu Nishikawa | 1998-12-15 |
| 5834152 | Carrier and developer for electrophotographic latent image development, and image forming method using same | Tomoharu Nishikawa, Koichi Takenaka, Hiroshi Shibano | 1998-11-10 |
| 5736287 | Development method | Makoto Kobayashi, Tomoharu Nishikawa, Koichi Takenaka | 1998-04-07 |
| 5689781 | Carrier for electrostatic latent image developing | Hiroshi Shibano, Tomoharu Nishikawa, Koichi Takenaka | 1997-11-18 |