Issued Patents All Time
Showing 1–25 of 88 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10209639 | Photoconductor, image forming apparatus, and process cartridge | Tomoharu Asano, Eiji Kurimoto, Daisuke Nii, Toshihiro Ishida | 2019-02-19 |
| 10191398 | Electrophotographic photoconductor, image forming apparatus, and process cartridge | Toshihiro Ishida, Eiji Kurimoto, Tomoharu Asano, Daisuke Nii | 2019-01-29 |
| 10114302 | Photoconductor, image forming apparatus, and process cartridge | Ryohta Takahashi, Akihiro Sugino, Eiji Kurimoto, Hidetoshi Kami, Keisuke Shimoyama +2 more | 2018-10-30 |
| 9846377 | Photoconductor, image forming apparatus, and process cartridge | Tomoharu Asano, Eiji Kurimoto, Daisuke Nii, Toshihiro Ishida | 2017-12-19 |
| 9766562 | Photoconductor, image forming apparatus, and process cartridge | Toshihiro Ishida, Eiji Kurimoto, Tomoharu Asano, Daisuke Nii | 2017-09-19 |
| 9753384 | Photoconductor, electrophotographic method, electrophotographic apparatus, and electrophotographic process cartridge | Eiji Kurimoto, Tomoharu Asano, Daisuke Nii, Toshihiro Ishida | 2017-09-05 |
| 9678446 | Electrophotographic photoconductor, image forming apparatus, and process cartridge | Toshihiro Ishida, Eiji Kurimoto, Tomoharu Asano, Daisuke Nii | 2017-06-13 |
| 9671706 | Electrophotographic photoconductor, image forming apparatus, and process cartridge | Daisuke Nii, Eiji Kurimoto, Tomoharu Asano, Toshihiro Ishida | 2017-06-06 |
| 9599916 | Electrophotographic photoreceptor, image forming apparatus, and process cartridge | Tomoharu Asano, Eiji Kurimoto, Daisuke Nii, Toshihiro Ishida | 2017-03-21 |
| 9291924 | Electrophotographic photoconductor, and image forming method, image forming apparatus, and process cartridge using the electrophotographic photoconductor | Eiji Kurimoto, Tomoharu Asano, Daisuke Nii, Toshihiro Ishida | 2016-03-22 |
| 9201319 | Image bearing member, manufacturing method of the same, image forming method, image forming apparatus, and process cartridge | Kazukiyo Nagai, Yuuji Tanaka, Yuusuke Koizuka | 2015-12-01 |
| 8835084 | Electrophotographic photoreceptor, and image forming method, image forming apparatus and process cartridge using same | Kazukiyo Nagai, Hongguo Li | 2014-09-16 |
| 8771909 | Electrophotographic photoconductor, image forming apparatus, and process cartridge | Yuusuke Koizuka, Yuuji Tanaka, Kazukiyo Nagai | 2014-07-08 |
| 8679712 | Photoreceptor and image forming method, image forming apparatus, and process cartridge using the photoreceptor | Yuuji Tanaka, Kazukiyo Nagai, Yuusuke Koizuka | 2014-03-25 |
| 8669030 | Electrophotographic photoreceptor, and image forming method and apparatus using the same | Yukio Fujiwara, Kazukiyo Nagai, Hiroshi Tamura, Hiroshi Ikuno, Hidetoshi Kami | 2014-03-11 |
| 8652713 | Furan derivative and electrophotographic photoconductor | Hongguo Li, Kazukiyo Nagai, Yuuji Tanaka | 2014-02-18 |
| 8623577 | Acrylic ester compound and manufacturing intermediate thereof, method for manufacturing acrylic ester compound, and latent electrostatic image bearing member, image forming method, image forming apparatus and process cartridge | Tamotsu Horiuchi, Kazukiyo Nagai, Hongguo Li, Hiroshi Tamura | 2014-01-07 |
| 8197997 | Electrophotographic photoconductor, production method thereof, image forming method and image forming apparatus using photoconductor, and process cartridge | Yoshiki Yanagawa, Yoshiaki Kawasaki | 2012-06-12 |
| 8192904 | Electrophotographic photoconductor, and image forming apparatus and process cartridge using the same | Kazukiyo Nagai, Hongguo Li, Harukazu Okuda | 2012-06-05 |
| 8183044 | Recombinant human hepatitis C virus-like particle and method for producing the same | Jun Tanabe, Saburo Sone, Takaji Wakita, Koji Ishii, Ryosuke Suzuki +1 more | 2012-05-22 |
| 8148038 | Image bearing member, process cartridge, image forming apparatus and method of forming image bearing member | Yukio Fujiwara, Hiroshi Tamura, Hiroshi Ikuno, Hidetoshi Kami, Takafumi Iwamoto | 2012-04-03 |
| 8143022 | High production system for infectious hepatitis C virus particle | Jun Tanabe, Saburo Sone, Takaji Wakita, Koji Ishii, Ryosuke Suzuki +1 more | 2012-03-27 |
| 8119317 | Electrophotographic photoreceptor, and process cartridge and image forming apparatus using the photoreceptor | Hidetoshi Kami, Hiroshi Tamura, Hiroshi Ikuno, Yukio Fujiwara, Takafumi Iwamoto | 2012-02-21 |
| 8084170 | Electrophotographic photoconductor, electrophotographic process cartridge containing the same and electrophotographic apparatus containing the same | Hidetoshi Kami, Hiroshi Tamura, Hiroshi Ikuno, Yukio Fujiwara, Takafumi Iwamoto | 2011-12-27 |
| 8043773 | Image bearing member, image forming apparatus and process cartridge | Hiroshi Ikuno, Hidetoshi Kami, Yukio Fujiwara, Hiroshi Tamura | 2011-10-25 |