Issued Patents All Time
Showing 26–50 of 79 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5275746 | Multifunctional viscosity index improver containing phenothiazine | Maria M. Kapuscinski, Theodore E. Nalesnik, Robert T. Biggs | 1994-01-04 |
| 5256165 | Gasoline detergent additive mixture of mono-and bis-succinimides and heavy oil | Sheldon Herbstman, William H. Bitting, Peter J. Choate | 1993-10-26 |
| 5238588 | Dispersant, VI improver, additive and lubricating oil composition containing same | Theodore E. Nalesnik, James G. Dadura | 1993-08-24 |
| 5227083 | Polypropylene oxide dialkylsarcosinates for use as rust and haze inhibiting lubricating oil additive | Joseph M. Russo, Thomas F. DeRosa, Rodney L. Sung | 1993-07-13 |
| 5226925 | Composition of matter for allophanate encapsulation in an aromatic-aliphatic | Thomas F. DeRosa, Rodney L. Sung | 1993-07-13 |
| 5219482 | Rust and haze inhibiting lubricating oil additive-reaction product of n-alkyl-maliimide and 5-amino-triazole | Joseph M. Russo, Thomas F. DeRosa, Rodney L. Sung | 1993-06-15 |
| 5219955 | Composition of matter for encapsulation of S-triazines using poly(1-hydroxyl-(2,6-phenylene methylenes)) for thermal stability enhancement and dissolution in diesel fuel | Rodney L. Sung, Thomas F. DeRosa | 1993-06-15 |
| 5207891 | Composition of matter for oligomeric aliphatic ether asphaltenes as asphaltene dispersants | Rodney L. Sung, Thomas F. DeRosa, David A. Storm | 1993-05-04 |
| 5205949 | Dispersant and VI improver additive and lubrication oil composition containing same | Theodore E. Nalesnik, James G. Dadura | 1993-04-27 |
| 5202056 | Composition of matter for oligomeric aliphatic ethers as asphaltene dispersants | Rodney L. Sung, Thomas F. DeRosa, David A. Storm | 1993-04-13 |
| 5200100 | Multifunctional viscosity index improver containing phenothiazine | Maria M. Kapuscinski, Theodore E. Nalesnik, Robert T. Biggs | 1993-04-06 |
| 5199959 | Composition of matter for full and partial calix[8]arene encapsulation of S-triazines for thermal stability enhancement and dissolution in diesel fuel | Rodney L. Sung, Thomas F. DeRosa | 1993-04-06 |
| 5171462 | Mixtures of polyoxyalkylene ester and aminopolyazoles as oxidation and corrosion resistant lubricant additives | Thomas F. DeRosa, Rodney L. Sung, Ronald L. O'Rourke | 1992-12-15 |
| 5167845 | Polymeric additives to enhance anti-wear, anti-oxidancy, and dispersancy in lubricants | Thomas F. DeRosa, Rodney L. Sung, Rosemary J. Jennejahn | 1992-12-01 |
| 5152909 | Antioxidant/corrosion resistant additive for railway diesel crankcase lubricants | Thomas F. DeRosa, Rodney L. Sung | 1992-10-06 |
| 5147569 | Lubricant additive to enhance anti-wear, anti-oxidancy, and dispersancy thereof | Thomas F. DeRosa, Rosemary J. Jennejahn | 1992-09-15 |
| 5147571 | Dispersant, VI improver, additive and lubricating oil composition containing same | Thomas F. DeRosa, Rosemary J. Jennejahn | 1992-09-15 |
| 5141661 | Wear resistant lubricant additives made of ethylene/.alpha.-olefin polymer grafted with perfluoro-substituents | Thomas F. DeRosa, Rosemary J. Jennejahn, Joseph M. Russo | 1992-08-25 |
| 5133781 | Compatibilization of asphaltenes in bituminous liquids using bulk phosphoalkoxylation | Thomas F. DeRosa, Rodney L. Sung, Eugene M. Jao | 1992-07-28 |
| 5132005 | Compatibilization of asphaltenes in bituminous liquids using bulk phosphoamination | Thomas F. DeRosa, Rodney L. Sung, Eugene M. Jao | 1992-07-21 |
| 5112508 | VI improver, dispersant, and antioxidant additive and lubricating oil composition | Thomas F. DeRosa, Ronald W. Von Allmen, Rosemary J. Jennejahn | 1992-05-12 |
| 5110491 | Oligomeric lubricant additive designed to enhance antioxidancy and corrosion resistance in railway diesel crankcase lubricants | Thomas F. DeRosa, Rodney L. Sung, Ronald L. O'Rourke | 1992-05-05 |
| 5075361 | Aminoacid phosphoalkylation of asphaltenes for compatibilization in bituminous liquids | Thomas F. DeRosa, Rodney L. Sung, Eugene M. Jao | 1991-12-24 |
| 5035719 | Middle distillate containing storage stability additive | Rodney L. Sung | 1991-07-30 |
| 5035819 | Dispersant, VI improver, additive and lubricating oil composition containing same | Thomas F. DeRosa, Rosemary J. Jennejahn | 1991-07-30 |