Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4693838 | Multifunctional viscosity index improver | Vijaya K. Varma, Esther D. Winans, Phillip W. Brewster | 1987-09-15 |
| 4600519 | Process for improving friction modification properties of a power transmission fluid with an alkylthio succinic acid or anhydride | Antonio Gutierrez, Stanley J. Brois | 1986-07-15 |
| 4282108 | Oil-soluble spiro-[cycloalkane-oxazolidines], their preparation and use as additives and chelating agents for functional fluids | Harold E. Deen, Esther D. Winans, Jack Ryer | 1981-08-04 |
| 4277353 | Oil-soluble substituted mono and bicyclic oxazolidines, their preparation and use as additives for functional fluids | Harold E. Deen, Esther D. Winans, Jack Ryer, Stanley J. Brois | 1981-07-07 |
| 4264460 | Substituted lactone acid materials are friction modifiers | Antonio Gutierrez, Stanley J. Brois | 1981-04-28 |
| 4263153 | Oxazoline containing dispersants stabilized against oxidation with sulfur and fuels and lubricants containing same | Esther D. Winans | 1981-04-21 |
| 4253977 | Hydraulic automatic transmission fluid with superior friction performance | — | 1981-03-03 |