Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5233123 | Musical instruments equipped with sustainers | Floyd D. Rose, Richard W. Knotts | 1993-08-03 |
| 5200569 | Musical instrument pickup systems and sustainer systems | — | 1993-04-06 |
| 5123324 | Musical instrument sustainers and transducers | Floyd D. Rose, Richard W. Knotts | 1992-06-23 |
| 4907483 | Musical instrument sustainers and transducers | Floyd D. Rose, Richard W. Knotts | 1990-03-13 |