Issued Patents 2003
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6641623 | Process for producing a paraffin-based object and a paraffin-based object | Norbert Matzat, Claus Starke | 2003-11-04 |
| 6615906 | Latent heat body | Klaus Fieback, Toni Haberschuss | 2003-09-09 |
| 6588974 | Bitumen or asphalt for producing a road topping, road topping and method for the production of bitumen or asphalt | Günter Hildebrand, Ferdinand Richter, Bruno Iversen, Klaus-Werner Damm | 2003-07-08 |
| 6585783 | Candle base material and method for producing a candle base material | Gernot Meyer, Bernd Laudi | 2003-07-01 |