Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8824713 | Microphone for a hearing aid | Aart Zeger van Halteren, Hendrik Dollerman, Paul Christiaan van Hal | 2014-09-02 |
| 8369552 | Microphone for a hearing aid | Aart Zeger van Halteren, Hendrik Dolleman, Paul Christiaan van Hal | 2013-02-05 |
| 7492919 | Method for fixing a diaphragm in an electroacoustic transducer | Aart Zeger van Halteren, Hendrik Dolleman, Paul Christiaan van Hal | 2009-02-17 |
| 7292700 | Microphone for a hearing aid | Aart Zeger van Halteren, Hendrik Dolleman, Paul Christiaan van Hal | 2007-11-06 |
| 7110565 | Electroacoustic transducer with a diaphragm, and method for fixing a diaphragm in such transducer | Aart Zeger van Halteren, Hendrik Dolleman, Paul Christiaan van Hal | 2006-09-19 |