Issued Patents 2022
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11390825 | Dispersing agent for lubricating oil, method for producing same, and lubricating oil composition | Yoriyuki Takashima, Moritsugu Kasai | 2022-07-19 |
| 11332687 | Friction adjusting agent and lubricating oil composition | Kazushige MATSUBARA, Toshiaki Iwai, Hideki Kamano | 2022-05-17 |