Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10178468 | Acoustic system having a housing with adsorbent powder | Michael Leistner, Philip Leistner, Waldemar Maysenhölder | 2019-01-08 |
| 9955265 | Electroacoustic driver | Daniel Beer, Lutz Ehrig, Lorenz Betz, Philip Leistner, Michael Leistner | 2018-04-24 |