Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D983873 | Set of string posts for a guitar | Joshua Borisoff | 2023-04-18 |
| D888145 | Bridge saddle for electric guitar | Joshua Borisoff | 2020-06-23 |
| 9275613 | System, kit and method for universal mounting of tuning machines on stringed musical instruments | — | 2016-03-01 |
| 9218795 | Stringed instrument tuning device | William Woolery | 2015-12-22 |
| 9196232 | Self-compensating tunable bridge for string musical instrument | — | 2015-11-24 |
| D468760 | Guitar bridge | Michael V. Powers | 2003-01-14 |
| 6369305 | Guitar bridge | Michael V. Powers | 2002-04-09 |
| 6015945 | Tremolo bridge apparatus | — | 2000-01-18 |
| 5739444 | Multi-tuner bridge for stringed musical instruments | — | 1998-04-14 |
| 5542330 | Multi-tuner bridge for stringed musical instruments | — | 1996-08-06 |
| 4928564 | Apparatus and method for stabilizing a tremolo on a musical instrument such as a guitar | Boris Borisoff | 1990-05-29 |
| 4643069 | String tuner attachment | Boris Borisoff | 1987-02-17 |
| 4535670 | String bender attachment construction | — | 1985-08-20 |