Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D1052095 | Spa shell | Andre Frey, Andres Quiroga | 2024-11-19 |
| D1051408 | Spa shell | Andre Frey, Andres Quiroga | 2024-11-12 |
| 11070931 | Loudspeaker assembly and control | Jason Walker, Charles E. Hill, Ulrich Horbach | 2021-07-20 |
| 10645516 | Variable acoustic loudspeaker system and control | Ulrich Horbach, Charles E. Hill | 2020-05-05 |
| 10631115 | Loudspeaker light assembly and control | Jason Walker, Charles E. Hill, Ulrich Horbach | 2020-04-21 |