Issued Patents All Time
Showing 1–22 of 22 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6881780 | Dispersant-viscosity improvers for lubricating oil compositions | Bryan A. Grisso, Robert Cantiani | 2005-04-19 |
| 6639034 | Dispersant-viscosity improvers for lubricating oil compositions | Matthew R. Sivik | 2003-10-28 |
| 6331603 | Nitrogen containing acrylic copolymers | Matthew R. Sivik | 2001-12-18 |
| 6294628 | Dispersant-viscosity improvers for lubricating oil compositions | Bryan A. Grisso, Robert Cantiani | 2001-09-25 |
| 6271184 | Viscosity improvers for lubricating oil-compositions | Joseph G. Seebauer | 2001-08-07 |
| 6124249 | Viscosity improvers for lubricating oil compositions | Joseph G. Seebauer | 2000-09-26 |
| 5969068 | Dispersant-viscosity improvers for lubricating oil compositions | Bryan A. Grisso, Robert Cantiani | 1999-10-19 |
| 5821313 | Dispersant-viscosity improvers for lubricating oil compositions | Matthew R. Sivik | 1998-10-13 |
| 5595680 | Electrorheological fluids containing polyanilines | Kasturi Lal, Joseph W. Pialet | 1997-01-21 |
| 5470498 | Polymeric salts as dispersed particles in electrorheological fluids | Joseph W. Pialet, Kasturi Lal | 1995-11-28 |
| 5437806 | Electrorheological fluids containing polyanilines | Kasturi Lal, Joseph W. Pialet | 1995-08-01 |
| 5435932 | Electrorheological fluids containing eletronically conductive polymers | Kasturi Lal, Joseph W. Pialet | 1995-07-25 |
| 5336423 | Polymeric salts as dispersed particles in electrorheological fluids | Joseph W. Pialet, Kasturi Lal | 1994-08-09 |
| 4846985 | Antioxidant compositions | S. Q. Abbas Rizvi, Kent B. Grover, James N. Vinci | 1989-07-11 |
| 4604221 | Nitrogen-containing esters and lubricants containing them | Harold M. Gerdes | 1986-08-05 |
| 4454059 | Nitrogenous dispersants, lubricants and concentrates containing said nitrogenous dispersants | John F. Pindar, Jerome M. Cohen | 1984-06-12 |
| 4343740 | Hydroxylalkyl hydroxy-aromatic condensation products as fuel and lubricant additives | — | 1982-08-10 |
| 4285824 | Hydroxyalkyl hydroxy-aromatic condensation products as fuel and lubricant additives | — | 1981-08-25 |
| 4284414 | Mixed alkyl esters of interpolymers for use in crude oils | — | 1981-08-18 |
| 4273891 | Hydrocarbon-substituted methylol phenols | John F. Pindar, Jerome M. Cohen | 1981-06-16 |
| 4205960 | Hydroxyalkyl hydroxy-aromatic condensation products as fuel and lubricant additives | — | 1980-06-03 |
| 4186139 | Hydroxyalkyl hydroxy-aromatic condensation products as fuel and lubricant additives | — | 1980-01-29 |