Issued Patents 2005
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6859542 | Method of providing a hydrophobic layer and a condenser microphone having such a layer | Ib Johannsen, Matthias Mullenborn, Pirmin Hermann Otto Rombach | 2005-02-22 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6859542 | Method of providing a hydrophobic layer and a condenser microphone having such a layer | Ib Johannsen, Matthias Mullenborn, Pirmin Hermann Otto Rombach | 2005-02-22 |