Issued Patents 2017
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9635455 | Speaker with grained zeolite material in deep-drawn foil resonance volume | Michael Schoffmann, Helmut Wasinger, Josef Herold | 2017-04-25 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9635455 | Speaker with grained zeolite material in deep-drawn foil resonance volume | Michael Schoffmann, Helmut Wasinger, Josef Herold | 2017-04-25 |