Issued Patents 2002
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6458750 | Engine oil composition with reduced deposit-formation tendency | Alexander Dardin, Klaus Hedrich, Stephan Massoth, Stephan Fengler | 2002-10-01 |
| 6403746 | Method for preparation of a composition that contains polymer ester compounds with long-chain alkyl residues and use of this composition | Sebastian Roos, Joseph M. Bollinger, Markus Scherer | 2002-06-11 |
| 6348554 | Method for preparation of a liquid polymer composition and use of this composition | Sebastian Roos, Michael Mueller | 2002-02-19 |