Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6169810 | Electroacoustic transducer | A. Z. van Halteren, M. de Blok, O. Geschiere, J. M. van Doorn | 2001-01-02 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6169810 | Electroacoustic transducer | A. Z. van Halteren, M. de Blok, O. Geschiere, J. M. van Doorn | 2001-01-02 |