Issued Patents All Time
Showing 1–22 of 22 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9783752 | Mannich detergents for hydrocarbon fuels | May Duffield Thomas | 2017-10-10 |
| 8623105 | Fuel additives to maintain optimum injector performance | Joshua J. Bennett, Jason Lagona, David A. Hutchison | 2014-01-07 |
| 8557003 | Mannich detergents for hydrocarbon fuels | May Duffield Thomas | 2013-10-15 |
| 8231695 | Fuel compositions comprising hydrocarbon oil carriers and methods for using the same | Lawrence J. Cunningham, Beth A. Sloane, May Duffield Thomas | 2012-07-31 |
| 7597726 | Mannich detergents for hydrocarbon fuels | Peter Hou, May Duffield Thomas, William J. Colucci | 2009-10-06 |
| 7435272 | Friction modifier alkoxyamine salts of carboxylic acids as additives for fuel compositions and methods of use thereof | Allen A. Aradi, Scott D. Schwab, William J. Colucci | 2008-10-14 |
| 7422161 | Treated port fuel injectors | Peter Hou, Thomas William Nichols | 2008-09-09 |
| 7402185 | Additives for fuel compositions to reduce formation of combustion chamber deposits | Allen A. Aradi, Scott D. Schwab, William J. Colucci | 2008-07-22 |
| 7384434 | Reaction of phenols with intermediate triazines | May Duffield Thomas, William J. Colucci | 2008-06-10 |
| 7112230 | Fuels compositions for direct injection gasoline engines | Scott D. Schwab, Timothy J. Henly | 2006-09-26 |
| 6866690 | Friction modifier additives for fuel compositions and methods of use thereof | Allen A. Aradi, Scott D. Schwab | 2005-03-15 |
| 6800103 | Secondary amine mannich detergents | Andrea T. Noble, William J. Colucci, Roger M. Sheets | 2004-10-05 |
| 6048373 | Fuels compositions containing polybutenes of narrow molecular weight distribution | William J. Colucci | 2000-04-11 |
| 5752989 | Diesel fuel and dispersant compositions and methods for making and using same | Timothy J. Henly | 1998-05-19 |
| 5725612 | Additives for minimizing intake valve deposits, and their use | William J. Colucci, Randall M. Franklin | 1998-03-10 |
| 5697988 | Fuel compositions | Lawrence J. Cunningham | 1997-12-16 |
| 5411559 | Succinimides | — | 1995-05-02 |
| 5312555 | Succinimides | — | 1994-05-17 |
| 5122616 | Succinimides | — | 1992-06-16 |
| 5106975 | Hexahydropyrimidine derivatives | John G. Bostick, Lawrence J. Cunningham, J. Vincent Hanlon | 1992-04-21 |
| 5030436 | Spent acid purification process | J. Francis Steadman, George A. Daniels, J. Keitt Hane, R. Woodrow Wilson, Jr. | 1991-07-09 |
| 4997456 | Fuel compositions | — | 1991-03-05 |