Issued Patents All Time
Showing 26–42 of 42 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5471284 | Image forming apparatus having toner depletion detection feature | Haruo Fujii, Tatsuya Kobayashi, Nobuhiro Imai, Hisayoshi Kojima, Masao Umezawa +4 more | 1995-11-28 |
| 5465157 | Recording apparatus with image modification for increased image resolution | Kiyoshi Kanaiwa, Michio Itoh, Hiroshi Mano, Hiromichi Yamada, Atsushi Kashihara +2 more | 1995-11-07 |
| 5463473 | Siphen for correcting a pulse-width modulated signal in a recording apparatus | Hiromichi Yamada, Masaharu Ohkubo, Masaki Ojima, Hiroshi Sasame, Takashi Kawana +4 more | 1995-10-31 |
| 5446550 | Image forming apparatus with random density pattern growth | Shinichiro Maekawa, Takashi; Kawana, Toru Kosaka | 1995-08-29 |
| 5414493 | Image forming apparatus | Haruo Fujii, Tatsuya Kobayashi, Nobuhiro Imai, Hisayoshi Kojima, Masao Umezawa +4 more | 1995-05-09 |
| 5386302 | Image processing apparatus | Atsushi Kashihara, Takashi Kawana, Tetsuo Saito, Hiroshi Mano, Kiyoshi Kanaiwa | 1995-01-31 |
| 5381522 | Image processing apparatus and method | Atsushi Kashihara | 1995-01-10 |
| 5379126 | Image processing method and apparatus having high tone quality | Hiroshi Atobe | 1995-01-03 |
| 5140349 | Recording apparatus | Makoto Abe, Takashi Kawana, Atsushi Kashihara, Hiroshi Mano, Tetsuo Saito +5 more | 1992-08-18 |
| 5124802 | Electrostatic lasar printer with a short side length of a modulation area formed by pulse width modulation set relative to a detected toner particle size | Michio Ito, Masaharu Ohkubo, Masaki Ojima, Hiromichi Yamada, Hiroshi Sasame +5 more | 1992-06-23 |
| 4882782 | Safety apparatus for detecting an abnormality of power control element | Junichi Kimizuka, Yukihide Ushio, Kenjiro Hori, Toshihiko Inuyama | 1989-11-21 |
| 4853740 | Recording apparatus capable of multiple recording on one or both sides of a sheet | Yukihide Ushio, Hiroshi Hashimoto, Kenjiro Hori, Toshio Yoshimoto | 1989-08-01 |
| 4761662 | Image forming apparatus comprising an image bearing member driven at a predetermined constant speed | Toshio Yoshimoto, Kiyoshi Kanaiwa, Kenjiro Hori, Yukihide Ushio, Hiroshi Hashimoto | 1988-08-02 |
| 4712118 | Laser beam printer | Yukihide Ushio, Kenjiro Hori, Hiroshi Hashimoto, Toshio Yoshimoto, Kiyoshi Kanaiwa | 1987-12-08 |
| 4695714 | Light source stabilizer with intensity and temperature control | Junichi Kimizuka, Yukihide Ushio | 1987-09-22 |
| 4639649 | Motor control device | — | 1987-01-27 |
| 4600866 | Motor revolution speed control device | — | 1986-07-15 |