Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11071924 | Theatrical lightning simulator | — | 2021-07-27 |
| 5133015 | Method and apparatus for processing an audio signal | — | 1992-07-21 |
| 4809337 | Audio noise gate | William Clack | 1989-02-28 |
| 4752960 | Audio processing circuit | — | 1988-06-21 |
| 4683589 | Electronic audio system | Augustine Antoine | 1987-07-28 |
| 4627094 | Electronic audio signal processor | — | 1986-12-02 |
| D284580 | Stringed instrument amplifier or the like | — | 1986-07-08 |
| 4584700 | Electronic audio signal processor | — | 1986-04-22 |
| 4562766 | String tuning and fastening arrangement | — | 1986-01-07 |
| 4489439 | Electronic stereo reverberation device with doubler | Neil A. Miller | 1984-12-18 |
| 4426907 | Automatic tuning device | — | 1984-01-24 |
| 4420795 | Electronic component mounting | — | 1983-12-13 |
| D270153 | Speaker volume control | — | 1983-08-16 |
| 4378723 | String tuning and fastening arrangement | — | 1983-04-05 |
| 4375180 | Automatic tuning device | — | 1983-03-01 |
| 4363934 | Volume control device | — | 1982-12-14 |
| D256798 | Constant distortion volume control unit | — | 1980-09-09 |
| 4199233 | Feed shuttle mechanism for motion picture film strips | — | 1980-04-22 |