Issued Patents All Time
Showing 51–75 of 107 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7659044 | Photoconductor, producing method thereof, image forming process and image forming apparatus using photoconductor, and process cartridge | Hongguo Li, Tetsuro Suzuki, Yasuo Suzuki, Harukazu Okuda, Masahide Hatanaka | 2010-02-09 |
| 7629094 | Electrophotographic photoreceptor, and image forming method, image forming apparatus and process cartridge therefor using the electrophotographic photoreceptor | Tetsuro Suzuki, Hiroshi Tamura, Hongguo Li, Tamotsu Horiuchi | 2009-12-08 |
| 7556903 | Electrophotographic photoreceptor, and image forming method, apparatus and process cartridge therefor using the photoreceptor | Yoshiki Yanagawa, Hiroshi Ikuno, Hongguo Li, Hiroshi Tamura, Tetsuro Suzuki | 2009-07-07 |
| 7507509 | Electrophotographic photoreceptor, and image forming method, image forming apparatus and process cartridge using the electrophotographic photoreceptor | Tetsuro Suzuki, Hiroshi Tamura, Hongguo Li | 2009-03-24 |
| 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, Hiroshi Tamura, Tetsuro Suzuki +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 | Tetsuro Suzuki, Hiroshi Tamura, Hiroshi Ikuno, Hongguo Ll | 2008-07-15 |
| 7361438 | Electrophotographic photoconductor, and image forming process, image forming apparatus and process cartridge for an image forming apparatus using the same | Tetsuro Suzuki, Hiroshi Tamura, Hiroshi Ikuno, Hongguo Li | 2008-04-22 |
| 7279260 | Electrophotographic photoconductor having a crosslinked resin layer and method of preparing an electrophotographic photoconductor | Chiaki Tanaka, Tetsuro Suzuki, Hiroshi Ikuno, Hongguo Li | 2007-10-09 |
| 7179573 | Electrophotographic photoconductor, and image forming process, image forming apparatus and process cartridge for an image forming apparatus using the same | Tetsuro Suzuki, Hiroshi Tamura, Hiroshi Ikuno, Hongguo Li | 2007-02-20 |
| 7175957 | Electrophotographic photoconductor, and image forming process, image forming apparatus and process cartridge for an image forming apparatus using the same | Tetsuro Suzuki, Hiroshi Tamura, Hiroshi Ikuno, Hongguo Li | 2007-02-13 |
| 7160658 | Electrophotographic photoreceptor, and image forming method, image forming apparatus, and image forming apparatus processing unit using same | Tetsuro Suzuki, Nozomu Tamoto, Eiji Kurimoto, Hidetoshi Kami | 2007-01-09 |
| 7122284 | Electrophotographic photoconductor, image forming method and apparatus, and process cartridge using the photoconductor, and long-chain alkyl group containing bisphenol compound and polymer made therefrom | Shinichi Kawamura, Tomoyuki Shimada, Chiaki Tanaka, Michihiko Namba | 2006-10-17 |
| 7071285 | Aromatic polycarbonate resin, electrophotographic photoconductor, process cartridge, and electrophotographic image forming method and apparatus | Shinichi Kawamura, Masaomi Sasaki, Kohkoku Ri, Susumu Suzuka, Katsuhiro Morooka | 2006-07-04 |
| 7056633 | Electrophotographic photoconductor, image forming method and apparatus, and process cartidge using the photocondutor, and long-chain alkyl group containing bisphenol compound and polymer made therefrom | Shinichi Kawamura, Tomoyuki Shimada, Chiaki Tanaka, Michihiko Namba | 2006-06-06 |
| 6974654 | ELECTROPHOTOGRAPHIC PHOTOCONDUCTOR, IMAGE FORMING METHOD AND APPARATUS, AND PROCESS CARTRIDGE USING THE PHOTOCONDUCTOR, AND LONG-CHAIN ALKYL GROUP CONTAINING BISPHENOL COMPOUND AND POLYMER MADE THEREFROM | Shinichi Kawamura, Tomoyuki Shimada, Chiaki Tanaka, Michihiko Namba | 2005-12-13 |
| 6939651 | Electrophotographic photoconductor, and process cartridge and electrophotographic apparatus using the same | Hongguo Li, Masaomi Sasaki, Shinichi Kawamura, Yasuo Suzuki, Nozomu Tamoto +1 more | 2005-09-06 |
| 6936388 | Electrophotographic photoreceptor, and image forming method, image forming apparatus, and image forming apparatus processing unit using same | Tetsuro Suzuki, Nozomu Tamoto, Eiji Kurimoto, Hidetoshi Kami | 2005-08-30 |
| 6919419 | AROMATIC BLOCK POLYCARBONATE RESIN, DIPHENOL COMPOUND FOR PREPARATION OF THE POLYCARBONATE RESIN, ELECTRO-PHOTOGRAPHIC PHOTOCONDUCTOR, ELECTRO-PHOTOGRAPHIC IMAGE FORMING APPARATUS AND PROCESS, AND PROCESS CARTRIDGE | Kohkoku Ri, Masaomi Sasaki, Shinichi Kawamura, Susumu Suzuka, Katsuhiro Morooka | 2005-07-19 |
| 6899983 | Electrophotographic photoconductor, electrophotographic apparatus and process cartridge | Nozomu Tamoto, Yasuo Suzuki, Hongguo Li | 2005-05-31 |
| 6790571 | Aromatic polycarbonate resin, electrophotographic photoconductor, process cartridge, and electrophotographic image forming method and apparatus | Shinichi Kawamura, Masaomi Sasaki, Kohkoku Ri, Susumu Suzuka, Katsuhiro Morooka | 2004-09-14 |
| 6664361 | Diphenol compound, aromatic polycarbonate and electrophotoconductive photoconductor | Masaomi Sasaki, Shinichi Kawamura, Kohkoku Ri, Katsuhiro Morooka, Susumu Suzuka | 2003-12-16 |
| 6596449 | Electrophotographic photoreceptor, and process cartridge and electrophotographic image forming apparatus using the electrophotographic photoreceptor | Tomoyuki Shimada, Chiaki Tanaka, Michihiko Namba, Shinichi Kawamura | 2003-07-22 |
| 6576386 | AROMATIC BLOCK POLYCARBONATE RESIN, DIPHENOL COMPOUND FOR PREPARATION OF THE POLYCARBONATE RESIN, ELECTROPHOTOGRAPHIC PHOTOCONDUCTOR, ELECTROPHOTOGRAPHIC IMAGE FORMING APPARATUS AND PROCESS, AND PROCESS CARTRIDGE | Kohkoku Ri, Masaomi Sasaki, Shinichi Kawamura, Susumu Suzuka, Katsuhiro Morooka | 2003-06-10 |
| 6548216 | ELECTROPHOTOGRAPHIC PHOTOCONDUCTOR, IMAGE FORMING METHOD AND APPARATUS, AND PROCESS CARTRIDGE USING THE PHOTOCONDUCTOR, AND LONG-CHAIN ALKYL GROUP CONTAINING BISPHENOL COMPOUND AND POLYMER MADE THEREFROM | Shinichi Kawamura, Tomoyuki Shimada, Chiaki Tanaka, Michihiko Namba | 2003-04-15 |
| 6492079 | Electrophotographic photoconductor, image forming apparatus, and process cartridge using the photoconductor | Tomoyuki Shimada, Chiaki Tanaka, Michihiko Namba, Shinichi Kawamura | 2002-12-10 |