Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8699904 | Fixing device and image forming apparatus capable of suppressing variation image density | Masami Okamoto, Jun Okamoto, Kenji Nozawa, Naoto Suzuki, Syoichi Kaneko +4 more | 2014-04-15 |
| 8346143 | Fixing device and image forming apparatus capable of effectively circulating and applying oil for fixing | Masami Okamoto, Jun Okamoto, Kenji Nozawa, Naoto Suzuki, Yoshihiro Sonohara +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, Kenji Nozawa, Naoto Suzuki, Syoichi Kaneko +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, Kenji Nozawa, Naoto Suzuki, Yoshihiro Sonohara +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, Kenji Nozawa, Yoshihiro Sonohara, Naoto Suzuki +4 more | 2011-09-27 |
| 8023850 | Image forming apparatus capable of stably applying oil for fixing | Masami Okamoto, Jun Okamoto, Kenji Nozawa, Naoto Suzuki, Yoshihiro Sonohara +4 more | 2011-09-20 |