Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8055164 | Developer storage case having a discharge opening of a flat shape | Kazuhiro Saito | 2011-11-08 |
| 7941073 | Toner cartridge | Seiichi Takagi, Yasushige Nakamura, Takashi Hino, Tsutomu Uezono, Koichi Tanaka +1 more | 2011-05-10 |
| 7873308 | Developer storage case having a discharge opening of a flat shape | Kazuhiro Saito | 2011-01-18 |
| 6981535 | Elastic wheel | Hirohumi Kikuchi, Katsumi Tashiro, Keiichiro Mizuno | 2006-01-03 |
| 6782930 | Elastic wheel | Hirohumi Kikuchi, Katsumi Tashiro | 2004-08-31 |
| 6732775 | Elastic wheel | Hirohumi Kikuchi, Katsumi Tashiro, Keiichiro Mizuno | 2004-05-11 |
| 5470682 | Electrophotographic photoreceptor containing granular trigonal selenium | Seiji Ashiya, Takahiro Suzuki | 1995-11-28 |
| 5443934 | Electrophotographic photoreceptor | Takahiro Suzuki, Seiji Ashiya | 1995-08-22 |
| 5403688 | Method for determining termination time of the step of dispersing a coating composition for photosensitive layer of electrophotographic photoreceptor and electrophotographic photoreceptor prepared using the dispersion | Seiji Ashiya, Taketoshi Hoshizaki, Ryosaku Igarashi, Koji Bando, Takahiro Suzuki +2 more | 1995-04-04 |
| 5324606 | Electrophotographic photoreceptor | Masahiko Hodumi, Sadao Okano, Koji Bando, Takahiro Suzuki, Seiji Ashiya | 1994-06-28 |
| 5294509 | Electrophotographic photoreceptor with ionization potential relationships | Seiji Ashiya, Takahiro Suzuki | 1994-03-15 |
| 5252422 | Method for preparing an electrophotographic photoreceptor | Sadao Okano, Takahiro Suzuki, Koji Bando, Seiji Ashiya | 1993-10-12 |
| 5188916 | Electrophotographic photoreceptor having a zirconium and silicon-containing underlayer | Masahiko Hodumi, Koji Bando, Takahiro Suzuki, Shigeto Hashiba, Yoshiyuki Ono +2 more | 1993-02-23 |
| 5168130 | Noise reducing apparatus | Hiroshi Shima, Naotaka Tomita, Kazuyoshi Iida | 1992-12-01 |
| 5121811 | Noise reducing device for printer | Hiroshi Shima, Naotaka Tomita, Kazuyoshi Iida | 1992-06-16 |
| 4996125 | Electrophotographic photoreceptor containing a fluorine lubricating agent layer | Yasuo Sakaguchi, Ichiro Takegawa, Makoto Takemoto | 1991-02-26 |
| 4948687 | Multi-layered squarylium-based positive charge electrophotographic photoreceptor | Ichiro Takegawa, Makoto Takemoto, Yasuo Sakaguchi | 1990-08-14 |
| 4858720 | Noise reducing apparatus | Naotaka Tomita, Keiichiro Mizuno, Kazuyoshi Iida | 1989-08-22 |
| 4840251 | Noise reducing apparatus | Naotaka Tomita, Kazuyoshi Iida | 1989-06-20 |