Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6483084 | Radiant heater | Heinz Petri, Bernhard Belz, Hans Mohr, Ulrich Jenz | 2002-11-19 |
| 6448539 | Electric heating element and method for its production | Lutz Ose, Willi Essig | 2002-09-10 |