Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5952620 | Omni-directional sub-bass loudspeaker | Peter Hamilton | 1999-09-14 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5952620 | Omni-directional sub-bass loudspeaker | Peter Hamilton | 1999-09-14 |