Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6265650 | Drum shell | — | 2001-07-24 |
| 6043419 | Hoop and counter-hoop tuning device for a drum | — | 2000-03-28 |
| 5228015 | Musical reproduction unit | Bernard P. Hart | 1993-07-13 |
| D327685 | Compact disc jukebox | — | 1992-07-07 |
| D327686 | Wall mounted compact disc jukebox | — | 1992-07-07 |
| D327687 | Compact disc jukebox | — | 1992-07-07 |
| 4218952 | Drum tensioning | — | 1980-08-26 |