Issued Patents All Time
Showing 51–56 of 56 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6176886 | Middle distillate fuels with enhanced lubricity comprising the reaction product of a phenol formaldehyde resin, an aldehyde and an amino alcohol | Robert Quigley, Timothy J. Henly | 2001-01-23 |
| 5628804 | Polyether esteramide containing additives and methods of making and using same | — | 1997-05-13 |
| 5597390 | Amine ester-containing additives and methods of making and using same | — | 1997-01-28 |
| 5558683 | Mannich base derivatives, and the production and uses thereof | — | 1996-09-24 |
| 5512067 | Asymmetrical mannich base derivatives and the production and uses thereof | — | 1996-04-30 |
| 5387266 | Mannich base derivatives, and the production and uses thereof | — | 1995-02-07 |