Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 6783807 | Method for coating apparatuses and parts of apparatuses for the construction of chemical installations | Stephan Huffer, Thilo Krebs, Klaus-Dieter Hungenberg, Ingolf Kühn, Ekkehard Jahns +5 more | 2004-08-31 | $271,000 |
| 6513581 | Heat exchanger with a reduced tendency to produce deposits and method for producing same | Stephan Huffer, Axel Franke, Stephan Scholl, Hans Mueller-Steinhagen, Qi Zhao +1 more | 2003-02-04 | $384,000 |