Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9374633 | Audio amplifier attachable to speaker system by way of magnetic coupler and method therefor | Charles C. Adams, Dale Curtis, Jerry Kenneth Hubbard | 2016-06-21 |
| 7804966 | Audio amplifier attachable to speaker system by way of magnetic coupler and method therefor | Charles C. Adams, Dale Curtis, Jerry Kenneth Hubbard | 2010-09-28 |