Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7946378 | Membrane for an electroacoustic transducer | Susanne Windischberger, Josef Lutz | 2011-05-24 |
| 7866439 | Membrane for an electroacoustic transducer | Susanne Windischberger, Josef Lutz | 2011-01-11 |