Issued Patents 2018
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10146158 | Image forming apparatus and fixing device with lubricant retaining space having a variable volume | Shoichi Yoshikawa, Koji Yamamoto, Seiji Shibata | 2018-12-04 |
| 10073393 | Fixing device and image forming apparatus | Taisuke Minemura, Shoichi Yoshikawa, Yoshiyuki Toso | 2018-09-11 |
| 10041496 | Ventilation device | Tsuraki Nakajima, Harumoto Itou, Shingo Takenawa, Kazuki Doumoto, Teikyo Ueno | 2018-08-07 |
| 9977400 | Exhaust air cleaning apparatus and image forming apparatus | Shigeru Tashiro, Kuniya Matsuura, Hiroshi Mizuno, Masayuki Satou, Shoichi Yoshikawa | 2018-05-22 |
| 9964169 | Damper having torque limiter function | Yoshito Takeshita, Fumiaki Doseki | 2018-05-08 |