Issued Patents All Time
Showing 25 most recent of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8865385 | Toner | Kenichi Nakayama, Takeshi Kaburagi, Nobuhisa Abe, Shiro Kuroki | 2014-10-21 |
| 8841056 | Toner and process for producing toner | Kazumi Yoshizaki, Yasushi Katsuta, Kenichi Nakayama, Takeshi Kaburagi | 2014-09-23 |
| 8822120 | Toner | Nobuhisa Abe, Kazumi Yoshizaki, Kenichi Nakayama, Shiro Kuroki | 2014-09-02 |
| 8741518 | Toner | Hideki Kaneko, Kenichi Nakayama, Takeshi Kaburagi, Shiro Kuroki | 2014-06-03 |
| 8518623 | Toner and toner particle producing method | Kenta Kamikura, Kazumi Yoshizaki, Yasushi Katsuta, Takeshi Kaburagi | 2013-08-27 |
| 8247147 | Toner | Koji Abe, Satoshi Handa, Kazumi Yoshizaki, Emi Tosaka, Yasuhiro Hashimoto +2 more | 2012-08-21 |
| 8084178 | Non-magnetic toner | Emi Tosaka, Koji Abe, Yushi Mikuriya, Satoshi Handa, Kazumi Yoshizaki +1 more | 2011-12-27 |
| 8053156 | Toner, and toner production process | Koji Abe, Satoshi Handa, Kazumi Yoshizaki, Emi Tosaka, Yasuhiro Hashimoto +2 more | 2011-11-08 |
| 7704661 | Toner and image forming method | Naotaka Ikeda, Katsuyuki Nonaka, Emi Watanabe, Koji Abe, Nobuhisa Abe | 2010-04-27 |
| 7459253 | Toner and method of producing toner | Koji Abe, Emi Tosaka, Satoshi Handa, Kazumi Yoshizaki, Yasuhiro Hashimoto +1 more | 2008-12-02 |
| 7387860 | Toner, and image forming method | Yuji Moriki, Yushi Mikuriya, Keiji Komoto, Kenichi Nakayama, Takeshi Kaburagi +1 more | 2008-06-17 |
| 7241546 | Toner, and image forming method | Yuji Moriki, Yushi Mikuriya, Keiji Komoto, Kenichi Nakayama, Takeshi Kaburagi +1 more | 2007-07-10 |
| 7132207 | Toner kit and color-image-forming method | Katsuyuki Nonaka, Yushi Mikuriya, Shuntaro Watanabe | 2006-11-07 |
| 7067225 | Method for forming an image | Shuntaro Watanabe, Yushi Mikuriya, Takeshi Yamamoto, Katsuyuki Nonaka | 2006-06-27 |
| 7029809 | Toner kit and color-image-forming method | Katsuyuki Nonaka, Yushi Mikuriya, Shuntaro Watanabe | 2006-04-18 |
| 7014969 | Silica fine particle, toner, two-component developer and image forming method | Yushi Mikuriya, Katsuyuki Nonaka, Shuntaro Watanabe | 2006-03-21 |
| 6855469 | Full-color image-forming method, and two-component developer kit for forming full-color images | Naotaka Ikeda, Kenji Okado, Yushi Mikuriya, Kazumi Yoshizaki, Katsuyuki Nonaka | 2005-02-15 |
| 6569589 | Toner, toner production process and image forming method | Koji Inaba, Hiroaki Kawakami, Tatsuya Nakamura, Yuji Moriki, Satoshi Handa +2 more | 2003-05-27 |
| 6346356 | Toner, toner production process, and image-forming method | Manabu Ohno, Toshiyuki Ugai, Ryoichi Fujita, Yasushi Katsuta, Kenichi Nakayama | 2002-02-12 |
| 6312862 | Two-component type developer and image forming method | Kenji Okado, Ryoichi Fujita, Yushi Mikuriya, Kazumi Yoshizaki | 2001-11-06 |
| 6187495 | Yellow toner, process for producing the tower and image forming method using the toner | Tatsuhiko Chiba, Kazuo Yoshinaga, Satoshi Yasuda, Hiroaki Kawakami, Ryoichi Fujita +1 more | 2001-02-13 |
| 6183927 | Toner and image forming method | Michihisa Magome, Hiroaki Kawakami, Tatsuya Nakamura, Tatsuhiko Chiba, Kohji Inaba +1 more | 2001-02-06 |
| 6077636 | Toner, two-component developer, image forming method and apparatus unit | Yuji Moriki, Kenji Okado, Hiroaki Kawakami, Michihisa Magome | 2000-06-20 |
| 5948582 | Toner for developing electrostatic image, image forming method and developing apparatus unit | Tatsuya Nakamura, Michihisa Magome | 1999-09-07 |
| 5863697 | Toner for developing electrostatic image and process for production thereof | Masaki Uchiyama, Tatsuya Nakamura | 1999-01-26 |