Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7003124 | System and method for adjusting frequency response characteristics of high-pass crossovers supplying signal to speakers used with subwoofers | — | 2006-02-21 |
| 6801628 | System and method for adjusting frequency response characteristics of a speaker based upon placement near a wall or other acoustically-reflective surface | — | 2004-10-05 |
| 6687379 | System and method for adjusting the low-frequency response of a crossover that supplies signal to subwoofers in response to main-speaker low-frequency characteristics | — | 2004-02-03 |
| 4772857 | Amplifying circuit | — | 1988-09-20 |