Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6413445 | Antifreeze concentrates and coolant compositions containing these concentrates for cooling circuits in internal combustion engines | Wolfgang H. H. Gunther, Klaus Pfitzner, Michael Gillich, Ladislaus Meszaros | 2002-07-02 |
| 6365637 | Use of esters or amides of hydroxylated carboxylic acids as solubilizers | Michael Zirnstein, Folker Ruchatz, Karl Kolter | 2002-04-02 |