Issued Patents All Time
Showing 1–25 of 40 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10845738 | Image forming method, image forming apparatus, and process cartridge | Hidetoshi Kami, Keisuke Shimoyama, Ryohta Takahashi | 2020-11-24 |
| 10416594 | Image forming method, image forming apparatus, and process cartridge | Hidetoshi Kami, Keisuke Shimoyama, Ryohta Takahashi | 2019-09-17 |
| 10114302 | Photoconductor, image forming apparatus, and process cartridge | Ryohta Takahashi, Eiji Kurimoto, Hidetoshi Kami, Keisuke Shimoyama, Tetsuro Suzuki +2 more | 2018-10-30 |
| 9989868 | Photoconductor, image forming method using the same, method of manufacturing the photoconductor, and image forming apparatus | Hidetoshi Kami, Nobutaka Eguchi, Keisuke Shimoyama | 2018-06-05 |
| 9740116 | Photoconductor, and image forming method and image forming apparatus using the photoconductor | Nobutaka Eguchi, Hidetoshi Kami, Keisuke Shimoyama, Kazuhiro Egawa | 2017-08-22 |
| 9523930 | Photoconductor, and image forming method and image forming apparatus using the same | Hidetoshi Kami, Nobutaka Eguchi, Keisuke Shimoyama, Kazuhiro Egawa | 2016-12-20 |
| 9146483 | Photoreceptor, method for preparing photoreceptor, and image forming apparatus and process cartridge using the photoreceptor | Mitsuaki Hirose, Noboru Toriu, Keisuke Shimoyama, Tomoharu Asano | 2015-09-29 |
| 9031491 | Image forming apparatus and process cartridge | Tomoharu Asano, Hideo Nakamori, Noboru Toriu, Keisuke Shimoyama, Mitsuaki Hirose +2 more | 2015-05-12 |
| 8927183 | Electrophotographic photoreceptor, method for preparing the electrophotographic photoreceptor, and image forming method and apparatus and process cartridge using the electrophotographic photoreceptor | Yoshiaki Kawasaki, Mitsuaki Hirose | 2015-01-06 |
| 8647798 | Photoreceptor, process cartridge and image forming apparatus | Tomoharu Asano, Hiroshi Ikuno, Hideo Nakamori, Mitsuaki Hirose | 2014-02-11 |
| 8472818 | Image carrier deterioration degree evaluating device, image carrier failure predicting device, and image forming apparatus | Jun Yamane, Yasushi Nakazato, Kohji Ue, Masahide Yamashita, Mikiko Imazeki +5 more | 2013-06-25 |
| 8450033 | Latent electrostatic image bearing member, and image forming apparatus, image forming method and process cartridge using the same | Nobuya Mori | 2013-05-28 |
| 8383305 | Image forming apparatus | Tomoharu Asano, Keisuke Shimoyama | 2013-02-26 |
| 8126360 | Temperature control unit for electrophotographic photoconductor substrate | Yoshiaki Kawasaki, Mitsuaki Hirose, Susumu Muramatsu, Katsuo Kuribayashi, Shoichi Wakabayashi | 2012-02-28 |
| 7964327 | Electrophotographic photoreceptor and method of preparing the photoreceptor, and image forming apparatus, image forming method and process cartridge using the photoreceptor | Masanobu Gondoh, Hideo Nakamori, Shinji Nohsho, Tomoyuki Shimada, Takaaki Ikegami | 2011-06-21 |
| 7897313 | Electrostatic latent image bearing member, and image forming apparatus and process cartridge using the electrostatic latent image bearing member | — | 2011-03-01 |
| 7851114 | Electrostatic latent image bearing member, and image forming apparatus, process cartridge, and image forming method using the same | Takaaki Ikegami, Takeshi Takada, Kazukiyo Nagai | 2010-12-14 |
| 7781134 | Electrophotographic photoreceptor, image forming method, image forming apparatus and process cartridge for the image forming apparatus | Takeshi Takada, Takaaki Ikegami | 2010-08-24 |
| 7531278 | Electrostatic latent image bearer, and image forming method, image forming apparatus and process cartridge using the electrostatic latent image bearer | Takaai Ikegami, Takeshi Takada | 2009-05-12 |
| 7391994 | Image forming apparatus, image forming process, and process cartridge for image forming apparatus | Takeshi Takada, Takaaki Ikegami | 2008-06-24 |
| 7346287 | Transfer device for forming a stable transfer electric field, and an image forming apparatus including the transfer device | Hiromi Ogiyama, Kohki Katoh, Mitsuru Takahashi, Katsuya Kawagoe, Yuuji Sawai | 2008-03-18 |
| 7314693 | Electrophotographic photoconductor, electrophotographic process, electrophotographic apparatus, and process cartridge | Takaaki Ikegami, Shinji Nohsho, Eiji Kurimoto, Hidetoshi Kami, Yasuyuki Yamashita +2 more | 2008-01-01 |
| 7267916 | Electrophotographic photoreceptor, and image forming method, image forming apparatus and process cartridge therefor using the electrophotographic photoreceptor | Shinji Nousho, Takaaki Ikegami, Eiji Kurimoto, Hideo Nakamori, Hidetoshi Kami +1 more | 2007-09-11 |
| 7212777 | Image forming apparatus used in electrostatic process | Takeshi Takada, Takaaki Ikegami | 2007-05-01 |
| 7177583 | Image forming apparatus and copier | Eiji Kurimoto, Ryohichi Kitajima, Yoshiaki Kawasaki, Takaaki Ikegami | 2007-02-13 |