Issued Patents 2020
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10745640 | Defoaming agent and lubricating oil composition | Akira Takagi | 2020-08-18 |
| 10731098 | Lubricating oil composition, method for defoaming lubricating oil, and defoaming agent composition | Akira Takagi | 2020-08-04 |
| 10655081 | Defoaming agent and lubricating oil composition | Akira Takagi, Shingo MATSUKI | 2020-05-19 |