Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8886097 | Cleaning system control method, fixing device, and image forming apparatus incorporating same | Atsushi Nagata, Keisuke Kubota | 2014-11-11 |
| 8699904 | Fixing device and image forming apparatus capable of suppressing variation image density | Masami Okamoto, Jun Okamoto, Kazuo Suno, Kenji Nozawa, Naoto Suzuki +4 more | 2014-04-15 |
| 8666270 | Image forming apparatus | Keisuke Kubota, Toshiharu Hachisuka, Atsushi Nagata | 2014-03-04 |
| 8509641 | Electrophotographic printing device and image forming apparatus | — | 2013-08-13 |
| 8346143 | Fixing device and image forming apparatus capable of effectively circulating and applying oil for fixing | Masami Okamoto, Jun Okamoto, Kazuo Suno, Kenji Nozawa, Naoto Suzuki +4 more | 2013-01-01 |
| 8224220 | Fixing device and image forming apparatus capable of adjusting amount of oil applied for fixing | Masami Okamoto, Jun Okamoto, Kazuo Suno, Kenji Nozawa, Naoto Suzuki +4 more | 2012-07-17 |
| 8112022 | Fixing device, image forming apparatus, and image fixing method capable of stably applying oil for fixing without adhering oil to sheet | Masami Okamoto, Jun Okamoto, Kazuo Suno, Kenji Nozawa, Naoto Suzuki +4 more | 2012-02-07 |
| 8027627 | Fixing device and image forming apparatus with improved mechanism for stably applying oil for fixing | Masami Okamoto, Jun Okamoto, Kazuo Suno, Kenji Nozawa, Yoshihiro Sonohara +4 more | 2011-09-27 |
| 8023850 | Image forming apparatus capable of stably applying oil for fixing | Masami Okamoto, Jun Okamoto, Kazuo Suno, Kenji Nozawa, Naoto Suzuki +4 more | 2011-09-20 |
| 6517189 | Ink jet print device and ink supply method for supplying ink to print head of the ink jet print device | Toshitaka Ogawa, Satoru Tobita | 2003-02-11 |
| 5114904 | Thermal transfer recording medium and image forming body | Takeo Kawakami, Yosei Chosa, Masato Yoshida | 1992-05-19 |
| 4226933 | Method of manufacturing a decorative panel | Hideo Ishizawa, Akira Niwayama, Mitsuru Shimizu | 1980-10-07 |