Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10955764 | Toner for developing electrostatic images | Kojiro Akazaki | 2021-03-23 |
| 10386739 | Toner production method | Ryo Tsumura, Fuminari Oyama | 2019-08-20 |
| 7709176 | Method for producing polymerized toner | Takashi Iga, Keita Sensui | 2010-05-04 |