Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6528463 | Oil soluble molybdenum compositions | Vincent J. Gatto, John T. Loper | 2003-03-04 |
| 6528461 | Lubricant containing molybdenum and polymeric dispersant | Carl K. Esche, Jr., Mark T. Devlin | 2003-03-04 |
| 6015863 | Polymeric mannich additives | Gregory Anderson, Carl K. Esche, Jr. | 2000-01-18 |
| 5849047 | Polymeric dispersants and method of making same | Daniel Y. F. Yu | 1998-12-15 |
| 5814706 | Polymeric dispersants via novel terpolymers | Daniel Y. F. Yu | 1998-09-29 |
| 5733993 | Polymeric dispersants via novel terpolymers | Daniel Y. F. Yu | 1998-03-31 |
| 5616153 | Copolymer dispersants via vinyl terminated propene polymers | Joseph J. Valcho, Daniel Y. F. Yu | 1997-04-01 |