Issued Patents All Time
Showing 51–61 of 61 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6811941 | Electrostatic image developing toner and image forming method | Kazuhisa Horiuchi, Tatsuya Nagase, Meizo Shirose, Hiroshi Yamazaki, Hiroyuki Yamada +3 more | 2004-11-02 |
| 6689522 | Image forming method and electrostatic image developing toner | Hiroshi Yamazaki, Ken Ohmura, Akihiko Itami, Meizo Shirose, Hiroyuki Kozuru +1 more | 2004-02-10 |
| 6677097 | Toner for developing static image and an image forming method | Ken Ohmura, Shiro Hirano, Yoshiki Nishimori, Hiroyuki Yamada, Hiroshi Yamazaki | 2004-01-13 |
| 6602644 | Toner and image forming method | Meizo Shirose, Tsuyoshi Uchida, Hiroyuki Yamada, Akira Ohira, Shoichiro Ishibashi +1 more | 2003-08-05 |
| 6485878 | Image forming method | Tatsuya Nagase, Meizo Shirose, Kazuhisa Horiuch, Hiroshi Yamazaki, Hiroyuki Yamada +1 more | 2002-11-26 |
| 6296980 | Toner for developing electrostatic image and image forming method | Tomomi Oshiba, Ken Ohmura, Takao Yamanouchi, Shigenori Kouno | 2001-10-02 |
| 5863689 | Electrophotographic photoreceptor | Yoshiaki Takei, Yoshihiko Etoh, Takeo Oshiba | 1999-01-26 |
| 5817443 | Toner for static charge developing and fixing method | Shigenori Kouno, Kazuya Isobe, Yoshiaki Kobayashi, Kaori Soeda, Meizo Shirose | 1998-10-06 |
| 5589314 | Image forming method using an imidazole-perylene electrophotographic photoreceptor | Yoshihiko Etoh, Takeo Oshiba, Hirofumi Hayata, Tomoo Sakimura, Tomoko Suzuki +1 more | 1996-12-31 |
| 5549997 | Electrophotographic photoreceptor | Takeo Ooshiba, Yoshihiko Etoh, Akira Kinoshita, Tomoko Suzuki, Tomoo Sakimura | 1996-08-27 |
| 5434027 | Photorecptor for electrophotography and image forming method | Takeo Oshiba, Yoshihiko Etoh, Yoshiaki Takei | 1995-07-18 |