Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9640162 | Musical instrument switching system | Sterling Ball, Drew Thomas Montell, Dudley Dean Gimpel, Christopher Pullen Stephens | 2017-05-02 |
| 9196235 | Musical instrument switching system | Sterling Ball, Thomas Montell, Dudley Dean Gimpel, Christopher Pullen Stephens | 2015-11-24 |
| 5136919 | Guitar pickup and switching apparatus | — | 1992-08-11 |