Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6531429 | Lubricant compositions comprising thiophosphoric acid esters and dithiophosphoric acid esters | Michael Fletschinger, Peter Rohrbach, Dudley Clark, Marc Ribeaud | 2003-03-11 |
| 6410490 | Stabilized hydrotreated and hydrowaxed lubricant compositions | Jose Reyes-Gavilan, Frederick T. Lichtenberg, Adesola O. Oshode, Miles J. Hutchings, Michael Fletschinger +1 more | 2002-06-25 |
| 4804308 | Wheelchair lift | George W. Schwarz, Jr. | 1989-02-14 |
| 4683071 | Benzotriazole mixtures, processes for producing them, and their use as metal passivators | Franz Regenass | 1987-07-28 |