Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6641623 | Process for producing a paraffin-based object and a paraffin-based object | Michael Matthai, Claus Starke | 2003-11-04 |
| 6227285 | Heat storage medium | Günter Hildebrand, Michael Matthai, Rolf Laudi, Klaus Fieback, Wolfgang Ahrens +1 more | 2001-05-08 |
| 6224641 | Process for producing a paraffin-based object and such an object | Michael Matthai, Claus Starke | 2001-05-01 |
| 6074548 | Process for obtaining paraffin or paraffin fractions | Gunther Hildebrand, Ferdinand Richter, Manfred Stepanski, Florian Lippuner, Herbert Engstler +1 more | 2000-06-13 |
| 4692255 | Lubricating grease composition, its production and use | Hans Schreiber | 1987-09-08 |