Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7351895 | Stringed musical instrument bridge and zero fret with easily adjustable intonation mechanics for acoustic instruments | — | 2008-04-01 |
| 7309824 | Machine for changing the key of a stringed musical instrument | — | 2007-12-18 |
| 6184450 | Universal, multi-position, tuning mechanism and bridge for stringed musical instruments | — | 2001-02-06 |