Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9224369 | Device for modeling (shaping) surface of fret, fret board, or fingerboard of string instrument | — | 2015-12-29 |
| 9070347 | Tool for rounding off corners of frets | — | 2015-06-30 |
| 8841533 | Tool for performing work to correct arc of fret, fret board or finger board and adjustment at once with strings of stringed instrument attached | — | 2014-09-23 |