Issued Patents All Time
Showing 26–50 of 88 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8043777 | Electrophotographic photoconductor, process cartridge, and image forming apparatus | Hidetoshi Kami, Hiroshi Tamura, Yukio Fujiwara, Hiroshi Ikuno | 2011-10-25 |
| 7914959 | Image bearing member, image forming method, and image forming apparatus | Yoshinori Inaba, Hiroshi Tamura, Hidetoshi Kami, Tetsuya Toshine, Yukio Fujiwara | 2011-03-29 |
| 7862969 | Image bearing member and image forming method using thereof, and image forming apparatus and process cartridge | Yasuo Suzuki, Kohichi Ohshima, Michitaka Sasaki | 2011-01-04 |
| 7838188 | Electrophotographic photoconductor, image forming method, image forming apparatus, and process cartridge | Nobuya Mori, Kazukiyo Nagai, Tomoyuki Shimada, Tetsuya Toshine | 2010-11-23 |
| 7718333 | Electrophotographic photoconductor and method of preparing same | Kazukiyo Nagai, Chiaki Tanaka, Hiroshi Ikuno, Hongguo Li | 2010-05-18 |
| 7718335 | Image bearing member, and image forming apparatus and process cartridge using the same | Yukio Fujiwara, Hiroshi Tamura, Hidetoshi Kami, Tetsuya Toshine, Yoshinori Inaba | 2010-05-18 |
| 7662533 | Image forming method, and image forming apparatus and process cartridge using the image forming method | Kohichi Ohshima, Yasuo Suzuki, Michitaka Sasaki | 2010-02-16 |
| 7659044 | Photoconductor, producing method thereof, image forming process and image forming apparatus using photoconductor, and process cartridge | Hongguo Li, Kazukiyo Nagai, Yasuo Suzuki, Harukazu Okuda, Masahide Hatanaka | 2010-02-09 |
| 7629103 | Photoconductor, manufacturing method thereof, image forming process and image forming apparatus using photoconductor, and process cartridge | Hiroshi Ikuno, Hiroshi Tamura, Yoshiki Yanagawa | 2009-12-08 |
| 7629094 | Electrophotographic photoreceptor, and image forming method, image forming apparatus and process cartridge therefor using the electrophotographic photoreceptor | Kazukiyo Nagai, Hiroshi Tamura, Hongguo Li, Tamotsu Horiuchi | 2009-12-08 |
| 7560203 | Electrophotographic photoreceptor, method of image formation, image formation apparatus and process cartridge for image formation apparatus | Nozomu Tamoto, Tatsuya Niimi, Katsuichi Ohta | 2009-07-14 |
| 7556903 | Electrophotographic photoreceptor, and image forming method, apparatus and process cartridge therefor using the photoreceptor | Yoshiki Yanagawa, Hiroshi Ikuno, Hongguo Li, Kazukiyo Nagai, Hiroshi Tamura | 2009-07-07 |
| 7550238 | Process cartridge, image forming apparatus, and image forming process | Kohichi Ohshima, Yasuo Suzuki, Michitaka Sasaki | 2009-06-23 |
| 7517625 | Image forming apparatus and process cartridge | Yasuo Suzuki, Michitaka Sasaki, Kohichi Ohshima | 2009-04-14 |
| 7507509 | Electrophotographic photoreceptor, and image forming method, image forming apparatus and process cartridge using the electrophotographic photoreceptor | Kazukiyo Nagai, Hiroshi Tamura, Hongguo Li | 2009-03-24 |
| 7507511 | Electrophotographic photoreceptor, and image forming apparatus and process cartridge therefor using the electrophotographic photoreceptor | Nozomu Tamoto, Tatsuya Niimi, Maiko Koeda, Takehiko Kinoshita, Suzuka Nozoe +1 more | 2009-03-24 |
| 7473504 | Electrophotographic photoreceptor, and image forming method, apparatus and process cartridge therefor using the photoreceptor | Yoshiki Yanagawa, Hiroshi Tamura, Naohiro Toda, Yoshiaki Kawasaki | 2009-01-06 |
| 7449272 | Electrophotographic photoreceptor and method of preparing the photoreceptor, and image forming method, image forming apparatus and process cartridge therefor using the photoreceptor | Yoshiaki Kawasaki, Hiroshi Ikuno, Tetsuya Toshine | 2008-11-11 |
| 7416823 | Electrophotographic photoconductor, and image formation method, image formation apparatus, and process cartridge for image formation apparatus using the same | Yoshiki Yanagawa, Hiroshi Ikuno, Hongguo Li, Kazukiyo Nagai, Hiroshi Tamura +2 more | 2008-08-26 |
| 7399563 | Electrophotographic photoconductor, and image forming process, image forming apparatus and process cartridge for an image forming apparatus using the same | Hiroshi Tamura, Hiroshi Ikuno, Kazukiyo Nagai, Hongguo Ll | 2008-07-15 |
| 7390600 | Latent electrostatic image bearing member, process cartridge, image forming apparatus, and image forming process | Naohiro Toda, Hiroshi Tamura, Yoshiki Yanagawa | 2008-06-24 |
| 7371490 | Photoconductor, image forming apparatus, image forming process, and process cartridge | Nozomu Tamoto, Tatsuya Niimi, Katsuichi Ohta | 2008-05-13 |
| 7361438 | Electrophotographic photoconductor, and image forming process, image forming apparatus and process cartridge for an image forming apparatus using the same | Hiroshi Tamura, Hiroshi Ikuno, Kazukiyo Nagai, Hongguo Li | 2008-04-22 |
| 7282529 | Coating liquid for an electrographic photoreceptor and a method of preparation using a ball mill | Nozomu Tamoto, Hiroshi Tamura, Tatsuya Niimi, Akihiko Matsuyama, Eiji Kurimoto +1 more | 2007-10-16 |
| 7279260 | Electrophotographic photoconductor having a crosslinked resin layer and method of preparing an electrophotographic photoconductor | Kazukiyo Nagai, Chiaki Tanaka, Hiroshi Ikuno, Hongguo Li | 2007-10-09 |