Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9196235 | Musical instrument switching system | Sterling Ball, Dudley Dean Gimpel, Robert James Wolstein, Christopher Pullen Stephens | 2015-11-24 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9196235 | Musical instrument switching system | Sterling Ball, Dudley Dean Gimpel, Robert James Wolstein, Christopher Pullen Stephens | 2015-11-24 |