Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7011701 | Dye and ink jet printing ink | Hidetaka Ninomiya, Satoru Ikesu, Takatugu Suzuki, Mari Takahashi | 2006-03-14 |
| 6916364 | Ink jet recording liquid | Satoru Ikesu, Takatsugu Suzuki | 2005-07-12 |
| 6846351 | Ink jet recording liquid | Satoru Ikesu, Takatsugu Suzuki | 2005-01-25 |