Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6929091 | Planar diaphragm loudspeaker and related methods | Alejandro Bertagni, Eduardo Bertagni | 2005-08-16 |
| 5693917 | Planar diaphragm loudspeaker | Alejandro Bertagni, Eduardo Bertagni, James Schuessler | 1997-12-02 |
| 5539835 | Planar-type loudspeaker with dual density diaphragm | Alejandro Bertagni, Eduardo Bertagni | 1996-07-23 |
| 5425107 | Planar-type loudspeaker with dual density diaphragm | Alejandro Bertagni, Eduardo Bertagni | 1995-06-13 |