Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8524645 | Viscosity improver compositions providing improved low temperature characteristics to lubricating oil | Chor Huang | 2013-09-03 |
| 7776804 | Viscosity improver compositions providing improved low temperature characteristics to lubricating oil | Chor Huang | 2010-08-17 |