Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11120778 | Quick release bass drum beater thumb screw | — | 2021-09-14 |
| 7678985 | Standalone electronic module for use with musical instruments | Charles C. Adams, Dale Curtis, Lawrence E. Lorenzen | 2010-03-16 |
| 7326849 | Foot-operated docking station for electronic modules used with musical instruments | Charles C. Adams, Dale Curtis, Lawrence E. Lorenzen | 2008-02-05 |