Issued Patents All Time
Showing 26–45 of 45 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7016634 | Image forming apparatus and image forming method | Tomoe Kitani | 2006-03-21 |
| 6878496 | Electrophotoreceptor, image forming method, image forming apparatus and processing cartridge | Tomoo Sakimura, Hirofumi Hayata, Shinichi Hamaguchi | 2005-04-12 |
| 6605400 | Electrophotographic photoreceptor | Akihiko Itami | 2003-08-12 |
| 6497984 | Image forming method and image forming apparatus | Akihiko Itami, Hiroshi Yamazaki, Hiroyuki Yamada | 2002-12-24 |
| 6410093 | Coating method for cylindrical base member | Akira Ohira, Junji Ujihara, Nobuaki Kobayashi | 2002-06-25 |
| 6403270 | Electrophotographic photoreceptor, electrophotographic image forming method, electrophotographic image forming apparatus, and processing cartridge | Akihiko Itami, Hideo Yoshizawa | 2002-06-11 |
| 6139998 | Transparent substrate for an electrophotographic photoreceptor and an electrophotographic photoreceptor using the same | Fumitaka Mochizuki, Kenichi Yasuda | 2000-10-31 |
| 5707449 | Ring-shaped coating apparatus | Akira Ohira, Junji Ujihara, Eiichi Kijima, Nobuaki Kobayashi | 1998-01-13 |
| 4961997 | Thermal transfer recording medium | Yumi Matsuzawa, Mutsumi Sekimoto, Kunihiro Koshizuka, Toshiaki Tezuka, Takao Abe | 1990-10-09 |
| 4925735 | Resin composition for heat-sensitive transfer recording medium and heat-sensitive transfer recording medium | Kunihiro Koshizuka, Toshiaki Tezuka, Tatsuichi Maehashi, Yasuhiko Tanaka | 1990-05-15 |
| 4818591 | Thermal transfer recording medium | Shegehiro Kitamura, Yoshiaki Shimizu, Takao Abe | 1989-04-04 |
| 4761338 | Magnetic recording medium | Kazumasa Matsumoto, Toshio Tsuji, Yoshitaka Yasufuku | 1988-08-02 |
| 4755432 | Thermal transfer recording medium | Yoshiaki Shimizu, Shigehiro Kitamura, Takao Abe | 1988-07-05 |
| 4713293 | Magnetic recording media | Ryosuke Isobe, Yasuhisa Yamauchi, Hiroaki Yamagishi | 1987-12-15 |
| 4710427 | Process for treating magnetic metal power | Yasuhisa Yamauchi, Hideyuki Anzai, Yoshitaka Yasufuku | 1987-12-01 |
| 4550054 | Magnetic recording medium | Yasuhisa Yamauchi, Mitsutaka Arai | 1985-10-29 |
| 4546044 | Magnetic recording medium | Tetsuro Sunaga, Hideki Murata, Kazumasa Matsumoto | 1985-10-08 |
| 4537824 | Magnetic recording medium | Wataru Fujimatsu, Kazumasa Matsumoto, Hideki Murata, Toshihiko Sato, Kenji Watanabe | 1985-08-27 |
| 4234671 | Color diffusion transfer dye mordant | Hideaki Iwama, Mikio Koyama, Yasuo Tsuda | 1980-11-18 |
| 4193800 | Photographic dye mordant | Hideaki Iwama, Mikio Koyama, Yasuo Tsuda | 1980-03-18 |