Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11099496 | Image forming apparatus | Kensuke Umeda, Takanori Watanabe, Ai Suzuki, Kazuhiro Funatani | 2021-08-24 |
| 11099500 | Image forming apparatus having toner replenishment | Ai Suzuki, Kensuke Umeda, Takanori Watanabe, Kazuhiro Funatani | 2021-08-24 |
| 10948844 | Color image forming apparatus | Kiyoto Toyoizumi, Masaru Shimura, Hideo Nanataki, Shinji Katagiri, Yasunari Watanabe +2 more | 2021-03-16 |