Issued Patents All Time
Showing 26–50 of 65 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7258958 | Organic photoreceptor, process cartridge, image forming apparatus, and image forming method | Kazuhisa Shida | 2007-08-21 |
| 7229729 | Electrophotographic photoreceptor, process cartridge, image forming apparatus and image forming method | Kazuhisa Shida, Masao Asano, Hiroshi Yamazaki, Tomoo Sakimura | 2007-06-12 |
| 7220527 | Image forming apparatus and an image forming method | Masao Asano, Shigeki Takenouchi, Satoshi Uchino | 2007-05-22 |
| 7214457 | Organic photoconductor, process cartridge, image forming apparatus and image forming method | Kazuhisa Shida | 2007-05-08 |
| 7166398 | Electrophotographic photoreceptor and device | Tomoo Sakimura, Kazuhisa Shida, Masao Asano, Hiroshi Yamazaki | 2007-01-23 |
| 7135262 | Image forming method | — | 2006-11-14 |
| 7101648 | Image forming method and image forming apparatus | — | 2006-09-05 |
| 7078142 | Image forming method | Tomoo Sakimura, Takeo Oshiba, Yohko Kitahara, Masahiko Kurachi, Kazuhisa Shida | 2006-07-18 |
| 7078138 | Apparatus and method for forming image forming | Masao Asano, Hiroshi Yamazaki, Hiroyuki Yamada | 2006-07-18 |
| 7074539 | Organic photoreceptor and image forming method | Toyoko Shibata, Naoto Abe, Takeo Oshiba | 2006-07-11 |
| 7022450 | Image forming method and image forming apparatus | Masao Asano, Hiroshi Yamazaki, Shigeki Takenouchi, Satoshi Uchino | 2006-04-04 |
| 6919155 | Organic photoreceptor and image forming method | Toyoko Shibata, Naoto Abe, Takeo Oshiba | 2005-07-19 |
| 6797444 | Electrophotographic photoreceptor and production method of the same | — | 2004-09-28 |
| 6689522 | Image forming method and electrostatic image developing toner | Hiroshi Yamazaki, Ken Ohmura, Meizo Shirose, Asao Matsushima, Hiroyuki Kozuru +1 more | 2004-02-10 |
| 6605400 | Electrophotographic photoreceptor | Masao Asano | 2003-08-12 |
| 6569586 | Photoreceptor for forming electrostatic latent image | Satoshi Uchino, Fumitaka Mochizuki, Kazuhisa Shida, Takeo Ohshiba | 2003-05-27 |
| 6497984 | Image forming method and image forming apparatus | Masao Asano, Hiroshi Yamazaki, Hiroyuki Yamada | 2002-12-24 |
| 6489069 | Electrophotographic image carrier and image forming apparatus, image forming method and processing cartridge using it | Takeo Oshiba, Tomoo Sakimura, Yohko Kitahara, Masahiko Kurachi, Kazuhisa Shida | 2002-12-03 |
| 6479202 | Electrophotographic photoreceptor, electrophotographic image forming method, electrophotographic image forming apparatus and processing cartridge | Kazuhisa Shida, Satoshi Uchino | 2002-11-12 |
| 6461780 | Electrophotographic photoreceptor, image forming method, image forming apparatus, and processing cartridge | Takeo Oshiba | 2002-10-08 |
| 6442367 | Electrophotographic image forming method, electrophotographic image forming apparatus, and processing cartridge | Takeo Oshiba, Tomoo Sakimura, Yohko Kitahara, Masahiko Kurachi, Kazuhisa Shida | 2002-08-27 |
| 6406825 | Electrophotographic photoreceptor | Tomoo Sakimura, Kazumasa Watanabe, Shingo Fujimoto, Toyoko Shibata, Tomoko Sakimura | 2002-06-18 |
| 6403270 | Electrophotographic photoreceptor, electrophotographic image forming method, electrophotographic image forming apparatus, and processing cartridge | Hideo Yoshizawa, Masao Asano | 2002-06-11 |
| 6399262 | Electrophotographic photoreceptor | Takeo Oshiba, Tomoo Sakimura, Yohko Kitahara, Masahiko Kurachi, Kazuhisa Shida | 2002-06-04 |
| 6383700 | Image forming method, image forming apparatus, and developer material used in said apparatus | Hiroshi Yamazaki, Hiroyuki Yamada, Meizo Shirose, Shigenori Kouno | 2002-05-07 |