Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5900572 | Pliable pickup for stringed instrument | — | 1999-05-04 |
| 5322969 | Piezoelectric transducer saddle for stringed musical instruments | Donald D. Markley | 1994-06-21 |
| 4372186 | Humbucking electromagnetic pickup for stringed musical instruments | — | 1983-02-08 |
| 4310730 | Shielded piezoelectric acoustic pickup for mounting on musical instrument sounding boards | — | 1982-01-12 |
| 4261240 | Oscillating electromagnetic transducer for generating tremolo | — | 1981-04-14 |