Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9402144 | Apparatus for changing an audio scene and an apparatus for generating a directional function | Frank Melchior, Robert Steffens, Andreas Partzsch | 2016-07-26 |
| 5977937 | Display device comprising a plurality of display units and a control circuit | — | 1999-11-02 |