Issued Patents All Time
Showing 1–25 of 59 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10611569 | Picking system | Kazushi Horita, Naohisa Tsutada | 2020-04-07 |
| 10209639 | Photoconductor, image forming apparatus, and process cartridge | Tomoharu Asano, Tetsuro Suzuki, Daisuke Nii, Toshihiro Ishida | 2019-02-19 |
| 10191398 | Electrophotographic photoconductor, image forming apparatus, and process cartridge | Toshihiro Ishida, Tetsuro Suzuki, Tomoharu Asano, Daisuke Nii | 2019-01-29 |
| 10114302 | Photoconductor, image forming apparatus, and process cartridge | Ryohta Takahashi, Akihiro Sugino, Hidetoshi Kami, Keisuke Shimoyama, Tetsuro Suzuki +2 more | 2018-10-30 |
| 9846377 | Photoconductor, image forming apparatus, and process cartridge | Tomoharu Asano, Tetsuro Suzuki, Daisuke Nii, Toshihiro Ishida | 2017-12-19 |
| 9766562 | Photoconductor, image forming apparatus, and process cartridge | Toshihiro Ishida, Tetsuro Suzuki, Tomoharu Asano, Daisuke Nii | 2017-09-19 |
| 9753384 | Photoconductor, electrophotographic method, electrophotographic apparatus, and electrophotographic process cartridge | Tetsuro Suzuki, Tomoharu Asano, Daisuke Nii, Toshihiro Ishida | 2017-09-05 |
| 9678446 | Electrophotographic photoconductor, image forming apparatus, and process cartridge | Toshihiro Ishida, Tetsuro Suzuki, Tomoharu Asano, Daisuke Nii | 2017-06-13 |
| 9671706 | Electrophotographic photoconductor, image forming apparatus, and process cartridge | Daisuke Nii, Tetsuro Suzuki, Tomoharu Asano, Toshihiro Ishida | 2017-06-06 |
| 9599916 | Electrophotographic photoreceptor, image forming apparatus, and process cartridge | Tomoharu Asano, Tetsuro Suzuki, Daisuke Nii, Toshihiro Ishida | 2017-03-21 |
| 9291924 | Electrophotographic photoconductor, and image forming method, image forming apparatus, and process cartridge using the electrophotographic photoconductor | Tetsuro Suzuki, Tomoharu Asano, Daisuke Nii, Toshihiro Ishida | 2016-03-22 |
| 8932787 | Electrophotographic photoconductor, electrophotographic apparatus and process cartridge | Tadayoshi Uchida, Hideki Nakamura | 2015-01-13 |
| 8727592 | Light source module and electronic apparatus provided with same | Takuya Ishizaka, Kazuya Ikuta, Sumito Nishioka, Keiji Sakai, Hirotsugu Matoba +1 more | 2014-05-20 |
| 8659709 | Display device and television receiver | Tohru Hanaoka, Fumio Kokubo, Ryoji Ishimura, Shota Inoue, Fumiaki Yamada | 2014-02-25 |
| 8599447 | Illuminating apparatus, image reading apparatus, and image forming apparatus | Yasuhiro Suto, Tomohiko Okada, Shohichi Fukutome, Hisashi Yamanaka, Kenji Nakanishi +3 more | 2013-12-03 |
| 8588630 | Image forming apparatus | Hiroshi Ikuno, Keisuke Shimoyama | 2013-11-19 |
| 8380109 | Image forming apparatus and process cartridge | Keisuke Shimoyama, Tomoyuki Shimada, Masafumi Ohta, Yuuji Tanaka | 2013-02-19 |
| 8349529 | Electrophotographic photoconductor, and electrophotographic method, electrophotographic apparatus and process cartridge containing the electrophotographic photoconductor | Keisuke Shimoyama, Takaaki Ikegami, Kohsuke Yamamoto, Tetsuya Sakuma, Toshihiko Koizumi +2 more | 2013-01-08 |
| 8278016 | Electrophotographic photoconductor | Keisuke Shimoyama, Takaaki Ikegami, Kohsuke Yamamoto, Tadayoshi Uchida, Takumi Shinohara +1 more | 2012-10-02 |
| 8263297 | Electrophotographic photoconductor and electrophotographic apparatus | Takaaki Ikegami, Takeshi Takada, Toshihiko Koizumi, Hideki Nakamura, Hajime Suzuki +2 more | 2012-09-11 |
| 8252499 | Image forming method and image forming apparatus | Keisuke Shimoyama | 2012-08-28 |
| 8232031 | Naphthalenetetracarboxylic acid diimide derivative and electrophotographic photoconductor having the same | Masafumi Ohta, Tomoyuki Shimada, Yuuji Tanaka, Keisuke Shimoyama | 2012-07-31 |
| 8227156 | Electrophotographic photoconductor, image forming apparatus, image forming method, and process cartridge | Keisuke Shimoyama, Tatsuya Niimi, Shinichi Kawamura, Yoshiki Yanagawa | 2012-07-24 |
| 8192905 | Electrophotographic photoconductor, image forming apparatus, and process cartridge | Keisuke Shimoyama, Shinichi Kawamura | 2012-06-05 |
| 8114559 | Electrophotographic photoreceptor, and image forming apparatus and process cartridge using the same | Keisuke Shimoyama | 2012-02-14 |