Issued Patents 2019
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10375503 | Apparatus and method for driving an array of loudspeakers with drive signals | Heinrich Löllmann, Walter Kellermann, Peter Grosche, Yue Lang | 2019-08-06 |
| 10284993 | Apparatus and method for driving an array of loudspeakers | Heinrich Löllmann, Walter Kellermann, Karim Helwani, Peter Grosche, Yue Lang | 2019-05-07 |