Issued Patents All Time
Showing 1–25 of 25 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8227389 | High-performance lubricants and lubricant additives for crankcase oils, greases, gear oils and transmission oils | Pranesh Aswath, Ramoun Mourhatch, Krupal Patel, David P. Owen, Ronald L. Elsenbaumer | 2012-07-24 |
| 8216982 | Low-phosphorous lubricants | Kajal Parekh, Pranesh Aswath, Ronald L. Elsenbaumer | 2012-07-10 |
| 8216986 | Low-phosphorous lubricant additive | Kajal Parekh, Pranesh Aswath, Ronald L. Elsenbaumer | 2012-07-10 |
| 7879776 | High performance lubricant additives | Krupal Patel, Pranesh Aswath, Ronald L. Elsenbaumer | 2011-02-01 |
| 7754662 | High performance lubricants and lubricant additives for crankcase oils, greases, gear oils and transmission oils | Pranesh Aswath, Ramoun Mourhatch, Krupal Patel, David P. Owen, Ronald L. Eisenbaumer | 2010-07-13 |
| 7074745 | Engine oil additive | Pranesh Aswath, Md. Zahedul Huq | 2006-07-11 |
| 6306802 | Mixed antioxidant composition | — | 2001-10-23 |
| 5994277 | Lubricating compositions with improved antioxidancy comprising added copper, a molybdenum containing compound, aromatic amine and ZDDP | Andrew J. D. Ritchie, Ian Field | 1999-11-30 |
| 5282990 | Synergistic blend of amine/amide and ester/alcohol friction modifying agents for improved fuel economy of an internal combustion engine | Yasuhiko Yoneto, Ricardo Bloch, Jack Ryer, Harold E. Bachman | 1994-02-01 |
| 5209839 | Method of removing hydroperoxides from lubricating oils using sodium hydroxide and a metal thiophosphate | Darrell W. Brownawell, Arthur DiBenedetto | 1993-05-11 |
| 5112482 | Filter for removing hydroperoxides from lubricating oils | Darrell W. Brownawell, Arthur DiBenedetto | 1992-05-12 |
| 4997546 | Method of removing hydroperoxides from lubricating oils | Darrell W. Brownawell, Arthur DiBenedetto | 1991-03-05 |
| 4977871 | Removal of carcinogenic hydrocarbons from used lubricating oil using activated carbon | Darrell W. Brownawell, Donald J. Norris | 1990-12-18 |
| 4964880 | Distillate fuels containing mono alkyl substituted derivatives of thiadiazoles | Alan M. Schilowitz, Paul J. Berlowitz, Howard S. Homan, Eric E. Wigg | 1990-10-23 |
| 4801391 | Method of improving the anti-wear properties of a lube oil | Irwin L. Goldblatt | 1989-01-31 |
| 4707284 | Lube oil anti-wear agent | Irwin L. Goldblatt | 1987-11-17 |
| 4684473 | Lubricant oil composition with improved friction reducing properties | Jan Bock, Darrell W. Brownawell, Antonio Gutierrez, Max L. Robbins, Peter L. Steyn | 1987-08-04 |
| 4617026 | Method for improving the fuel economy of an internal combustion engine using fuel having hydroxyl-containing ester additive | Walter E. Waddey | 1986-10-14 |
| 4617134 | Method and lubricant composition for providing improved friction reduction | — | 1986-10-14 |
| 4479883 | Lubricant composition with improved friction reducing properties containing a mixture of dithiocarbamates | Barbara J. Schaeffer | 1984-10-30 |
| 4459223 | Lubricant oil composition with improved friction reducing properties | David Devore, Kenneth S. Kirschenbaum | 1984-07-10 |
| 4388201 | Co-dispersant stabilized friction modifier lubricating oil composition | Darrell W. Brownawell, Max J. Wisotsky, Antonio Gutierrez | 1983-06-14 |
| 4376711 | Lubricant composition | — | 1983-03-15 |
| 4283940 | Method for deconditioning an engine used in fuel economy tests | Joseph M. Pecoraro | 1981-08-18 |
| 4209411 | Methylol polyesters of C.sub.12 -C.sub.22 hydrocarbon substituted succinic anhydride or acid, their preparation and use as additives for lubricants and fuels | Esther D. Winans, Jack Ryer, Antonio Gutierrez | 1980-06-24 |