Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11112708 | Toner | Kozue Uratani, Daisuke Yoshiba, Tomoya Nagaoka, Mariko Yamashita, Kazuki Kaneko +1 more | 2021-09-07 |
| 11112712 | Toner | Tomonori Matsunaga, Hidekazu Fumita, Noriyoshi Umeda | 2021-09-07 |
| 11061342 | Electrophotographic apparatus, process cartridge and cartridge set | Noriyoshi Umeda, Tsuneyoshi Tominaga, Shohei Kototani, Masahiro Kurachi, Kazuhiro Yamauchi +1 more | 2021-07-13 |
| 10976678 | Toner | Kentaro Yamawaki, Shohei Kototani, Noriyoshi Umeda, Tomonori Matsunaga, Satoshi Otsuji | 2021-04-13 |