Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5129303 | Musical equipment enabling a fixed selection of digitals to sound different musical scales | — | 1992-07-14 |
| 4903571 | Key signature actuator for a musical keyboard | — | 1990-02-27 |
| 4903572 | Apparatus for musical scale selection and key signature actuation | — | 1990-02-27 |
| 4821619 | Key signature actuator for a musical keyboard | — | 1989-04-18 |
| 4750399 | Electronic musical instrument | — | 1988-06-14 |
| 4640173 | Electronic musical instrument | — | 1987-02-03 |
| 4372269 | Internal combustion engine | — | 1983-02-08 |
| 4366793 | Internal combustion engine | — | 1983-01-04 |