Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10679590 | Torsion arm, connecting rod and coil configuration improvements for acoustic guitars and other stringed instruments | Joseph S. DeSimone, Ralph A. DeSimone | 2020-06-09 |
| 9626941 | Organic texture enhancement system with dampers for acoustic guitars and other stringed instruments | Joseph S. DeSimone, Ralph A. DeSimone | 2017-04-18 |
| 9570051 | Organic sound texture enhancement and bridge strengthening system for acoustic guitars and other stringed instruments | Joseph S. DeSimone, Ralph A. DeSimone | 2017-02-14 |