Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6805737 | Lightweight substance molded body, method for the production and use thereof | Holger Gödeke, Jürgen Werner | 2004-10-19 |
| 6793037 | Structured molded parts for sound absorption | Philip Leistner, Helmut Fuchs, Xueqin Zha | 2004-09-21 |
| 6073722 | Anechoic room for the entire auditory range | Dietmar Eckoldt, Helmut Fuchs, Moritz Spaeh, Xueqin Zha | 2000-06-13 |