Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11181844 | Toner and method of producing toner | Tomoya Nagaoka, Kazuyuki Sato, Yuta Komiya, Tomohisa Sano, Takashi Matsui | 2021-11-23 |
| 11112708 | Toner | Kozue Uratani, Shohei Tsuda, Tomoya Nagaoka, Mariko Yamashita, Kazuki Kaneko +1 more | 2021-09-07 |
| 11099493 | Toner | Yuta Komiya, Tomoya Nagaoka, Kazuyuki Sato, Tomohisa Sano | 2021-08-24 |
| 11086245 | Image forming apparatus, process cartridge, and cartridge set | Mariko Yamashita, Tetsuya Kinumatsu, Michiyo Sekiya | 2021-08-10 |
| 10942463 | Toner | Hiroki Akiyama, Koji Nishikawa, Shotaro Nomura, Katsuhisa Yamazaki | 2021-03-09 |