Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7189682 | All-weather tractor hydraulic fluid using a mixture of viscosity modifier types to meet shear-stable multigrade viscosity requirements | — | 2007-03-13 |
| 5767044 | Lubricating compositions with improved thermal stability and limited slip performance | Sean S. Bigelow, Syed Q. A. Rizvi | 1998-06-16 |
| 5635459 | Borated overbased sulfonates for improved gear performance in functional fluids | John V. Stoffa | 1997-06-03 |
| 5368758 | Lubricants, greases and aqueous fluids containing additives derived from dimercaptothiadiazoles | — | 1994-11-29 |
| 5318712 | Lubricants, greases, aqueous fluids and concentrates containing additives derived from dimercaptothiadiazoles | Richard M. Lange, Syed Q. A. Rizvi | 1994-06-07 |
| 5023133 | Acid sensor | Richard Yodice | 1991-06-11 |
| 4791374 | Acid sensor | Richard Yodice | 1988-12-13 |