Issued Patents 2021
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11204578 | Cleaning device, waste toner recovery device, and image forming device | Koichi Sato, Masakazu Shirai, Hibiki Sasaki, Kaoru Matsushita, Kiyotoshi Kaneyama +1 more | 2021-12-21 |
| 11067941 | Image forming apparatus including a roller support unit and a contact portion | Masakazu Shirai, Koichi Sato, Hibiki Sasaki, Kaoru Matsushita, Kiyotoshi Kaneyama | 2021-07-20 |
| 11009813 | Image forming apparatus including a dispersion unit | Kaoru Matsushita, Koichi Sato, Masakazu Shirai, Hibiki Sasaki, Kiyotoshi Kaneyama | 2021-05-18 |