Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10669507 | Fuel economy engine oil composition | — | 2020-06-02 |
| 9102896 | Fuel economical lubricating oil composition for internal combustion engines | Tsuyoshi Miyamoto, Yasuhiro Ogasawara | 2015-08-11 |