Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6828076 | Electrophotosensitive material and method of producing the same | — | 2004-12-07 |
| 6641968 | Electrophotosensitive material, production method of the same and method for inspecting an intermediary of the same | — | 2003-11-04 |
| 6593047 | Single-layer type electrophotosensitive material | Jun Azuma, Yukimasa Watanabe, Hisakazu Honma, Ayako Yashima, Kyoichi Nakamura | 2003-07-15 |
| 6573017 | Single-layer type electrophotosensitive material | Jun Azuma, Yukimasa Watanabe, Hisakazu Honma, Ayako Yashima, Eiichi Miyamoto | 2003-06-03 |
| 6444385 | Electrophotosensitive material and method of producing the same | Jun Azuma, Mitsuo Ihara, Daisuke Kuboshima, Yukikatsu Imanaka, Hiromi Nakatsu +1 more | 2002-09-03 |
| 6015646 | Electrophotosensitive material and image forming method using the same | Hiroaki Iwasaki, Yukimasa Watanabe, Sakae Saitoh, Shyunichi Matsumoto | 2000-01-18 |
| 5830615 | Naphthylenediamine derivative and electrophotosensitive material using the same | Eiichi Miyamoto, Mikio Kakui, Hideo Nakamori, Yukikatsu Imanaka, Tadashi Sakuma +4 more | 1998-11-03 |
| 5767315 | Naphthylenediamine derivative | Eiichi Miyamoto, Mikio Kakui, Hideo Nakamori, Yukikatsu Imanaka, Tadashi Sakuma | 1998-06-16 |
| 5550290 | Benzidine derivative and electrophotosensitive material using the same | Yasufumi Mizuta, Masashi Tanaka, Nariaki Muto, Toshiyuki Fukami, Hideo Nakamori +4 more | 1996-08-27 |
| 5514508 | Electrophotosensitive material | Toshiyuki Fukami, Hideo Nakamori, Hiroshi Shiomi, Hirofumi Kawaguchi, Hisakazu Uegaito +4 more | 1996-05-07 |