Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7477442 | Display apparatus and method for producing the same | Tadashi Iwamatsu, Hiroyuki Hirakawa, Yoshinori Mutou | 2009-01-13 |
| 6714225 | Image formation apparatus and image formation method | Yoshinori Mutou, Tetsuro Toyoshima, Tadashi Iwamatsu, Yoshinori Nakajima | 2004-03-30 |
| 6496210 | Electrophotographic imaging apparatus | Tetsuro Toyoshima, Tadashi Iwamatsu, Yoshinori Mutou | 2002-12-17 |
| 6433803 | Exposure apparatus for image formation and image formation method | Yoshinori Mutou, Tetsuro Toyoshima, Tadashi Iwamatsu, Yoshinori Nakajima | 2002-08-13 |
| 6417876 | Apparatus and method for forming image with high image resolution from images having various dot densities | Yoshinori Nakajima, Tetsuro Toyoshima, Tadashi Iwamatsu, Yoshinori Mutou | 2002-07-09 |
| 6330416 | Blade for a developing device and methods of making the same | Masanori Yamada, Tetsurou Toyoshima, Tadashi Iwamatsu | 2001-12-11 |
| 6323888 | Image forming apparatus | Tadashi Iwamatsu, Tetsuro Toyoshima, Yoshinori Mutou, Yoshinori Nakajima | 2001-11-27 |
| 6298206 | Electrophotographic developing apparatus | Tetsuro Toyoshima, Tadashi Iwamatsu, Yoshinori Mutou, Yoshinori Nakajima | 2001-10-02 |
| 6239824 | Apparatus and method for forming image with superior image reproducibility | Yoshinori Mutou, Tetsuro Toyoshima, Tadashi Iwamatsu, Yoshinori Nakajima | 2001-05-29 |
| 6154627 | Developing apparatus using one-component toner | Tadashi Iwamatsu, Kazuhiro Matsuyama, Toshihiko Takaya, Atsushi Inoue, Masanori Yamada +1 more | 2000-11-28 |
| 6087056 | Developing method by flying toner | Tetsuro Toyoshima, Tadashi Iwamatsu, Hideaki Fujita, Takayuki Yamanaka | 2000-07-11 |
| 6064463 | Developing apparatus using one-component toner | Masanori Yamada, Takayuki Yamanaka, Toshihiko Takaya, Tadashi Iwamatsu, Atsushi Inoue +3 more | 2000-05-16 |
| 6064847 | Developing device | Tadashi Iwamatsu | 2000-05-16 |
| 6035171 | Developing apparatus having means for removing electric charge of toner | Toshihiko Takaya, Masanori Yamada, Atsushi Inoue, Keiji Yasuda, Takayuki Yamanaka +5 more | 2000-03-07 |
| 5978635 | Image developing device using a one-component toner | Tadashi Iwamatsu, Hiroshi Tatsumi, Atsushi Inoue, Masanori Yamada, Takayuki Yamanaka | 1999-11-02 |
| 5960239 | Developing device with developer charging and application regulating member | Tetsuro Toyoshima, Takayuki Yamanaka | 1999-09-28 |
| 5176076 | Screen printer | Noriaki Mukai, Yasusuke Hayashi | 1993-01-05 |
| 4853204 | Method for production of oxidation-resistant silicon nitride material | Minoru Maeda, Kazuo Nakamura | 1989-08-01 |
| 4842840 | Method for production of oxidation-resistant sialon and silicon carbide materials | Kazuo Nakamura, Minoru Maeda, Mamoru Yamada | 1989-06-27 |