Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5965497 | Multigrade lubricating compositions containing no viscosity modifier | David Robert Adams | 1999-10-12 |
| 5789355 | Low volatility lubricating compositions | David Robert Adams | 1998-08-04 |
| 5744429 | Mixed ethylene alpha olefin copolymer multifunctional viscosity modifiers useful in lube oil compositions | David Yen-Lung Chung, Steven James Searis, Mark J. Struglinski, John B. Gardiner | 1998-04-28 |
| 5427702 | Mixed ethylene alpha olefin copolymer multifunctional viscosity modifiers useful in lube oil compositions | David Yen-Lung Chung, Steven James Searis, Mark J. Struglinski, John B. Gardiner | 1995-06-27 |