Issued Patents All Time
Showing 51–75 of 79 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5019287 | Enhanced wear resistant additive and lubrication oil composition containing same | Thomas F. DeRosa, Rosemary J. Jennejahn | 1991-05-28 |
| 5013469 | VI improver, dispersant, and anti-oxidant additive and lubricating oil composition containing same | Thomas F. DeRosa, Theodore E. Nalesnik | 1991-05-07 |
| 4973413 | Multifunctional viscosity index improver additive and lubricating oil composition containing same | Thomas F. DeRosa, Edward F. Miller, Rosemary J. Jennejahn | 1990-11-27 |
| 4948386 | Middle distillate containing storage stability additive | Rodney L. Sung, Karol J. Thomas | 1990-08-14 |
| 4857661 | Bicyclic keto-acids preparation | Rodney L. Sung | 1989-08-15 |
| 4769043 | Oil containing dispersant VII olefin copolymer | Maria M. Kapusciniski, Christopher S. Liu | 1988-09-06 |
| 4732942 | Hydrocarbon compositions containing polyolefin graft polymers | Christopher S. Liu, Maria M. Kapucinski | 1988-03-22 |
| 4715975 | Oil containing dispersant VII olefin copolymer | Maria M. Kapusciniski, Christopher S. Liu | 1987-12-29 |
| 4624682 | Motor fuel detergent additives | Rodney L. Sung | 1986-11-25 |
| 4579675 | N-substituted enaminones and oleaginous compositions containing same | Robert A. Sawicki, Phillip B. Valkovich, Joseph B. Biasotti | 1986-04-01 |
| 4548724 | Succinimide derivatives as additives in lubricating oils | Thomas J. Karol, Rodney L. Sung | 1985-10-22 |
| 4530802 | Di-hydrocarbyl phosphate quaternary amine salts with an amide of an amino carboxylic acid | Rodney L. Sung, William M. Sweeney | 1985-07-23 |
| 4518782 | Fuel compositions containing N-alkyl glycyl imidazoline | Rodney L. Sung, Peter Dorn | 1985-05-21 |
| 4508541 | Mannich reaction product and a motor fuel composition containing same | Rodney L. Sung | 1985-04-02 |
| 4500440 | Reaction products of glycidyl derivatized polyolefins and 5-aminotetrazoles and lubricating oils containing same | Christopher S. Liu, Rodney L. Sung | 1985-02-19 |
| 4496368 | Isopropylidene malonate-N-alkyl alkylenediamine condensation products | Rodney L. Sung | 1985-01-29 |
| 4490155 | Mannich reaction products of diaminopropanes with formaldehyde and salicyclic acids | — | 1984-12-25 |
| 4459132 | Fuel composition containing a wear inhibitor | Mark Levin | 1984-07-10 |
| 4446053 | Beta-amino acid derivatives and friction-modified lubricating compounds containing same | Anthony P. Skrobul | 1984-05-01 |
| 4435186 | Alcohol fuels containing wear-inhibiting amounts of reaction products of amines and phosphate esters of phosphonic acids | Rodney L. Sung, William M. Sweeney | 1984-03-06 |
| 4419255 | Lubricating oil containing keto amide as friction reducing agent | Robert A. Sawicki, Stephen A. Levine | 1983-12-06 |
| 4416667 | Methanol, ethanol, or gasohol fuel containing as a wear-inhibiting additive a reaction product of an ether-amine with a phosphate or a substituted phosphonic acid | Rodney L. Sung, William M. Sweeney | 1983-11-22 |
| 4415740 | Method for preparing a lactone reaction product | — | 1983-11-15 |
| 4412845 | Ethanol or gasohol fuel composition containing as inhibitor a reaction product of itaconic acid and mono-oleyl-1,3-diaminopropane | William M. Sweeney | 1983-11-01 |
| 4404001 | Detergent and corrosion inhibitor and motor fuel composition containing same | Sheldon Herbstman, Mark Levin | 1983-09-13 |