Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11112709 | Toner and toner manufacturing method | Tatsuya Saeki, Hiroki Akiyama, Hiroki Kagawa, Takashi Matsui | 2021-09-07 |
| 10969704 | Magnetic toner and method for manufacturing magnetic toner | Hiroki Kagawa, Hiroki Akiyama, Tatsuya Saeki, Takashi Matsui | 2021-04-06 |