Issued Patents 2021
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11162050 | Lubricating oil composition, viscosity modifier for lubricating oil, and additive composition for lubricating oil | Akio HAYAKAWA, Shuhei Yamamoto, Takayuki UEKUSA, Masahiro Yamashita, Toyoaki Sasaki | 2021-11-02 |