Issued Patents 2016
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9486871 | Method for producing a heating rod | Ralph Waechter, Michael Luppold, Alexander Dauth, Klaus Lehmann | 2016-11-08 |
| 9435562 | Electric heating device for heating fluids | Helmut Mueller, Ralph Waechter, Michael Stoerzinger, Bernd Halbrock, Alexander Dauth +1 more | 2016-09-06 |