Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7315627 | Sound-damping laminate for loudspeaker structure | David H. Cox, Bernard M. Werner | 2008-01-01 |
| 7142680 | Multiple waveguide coaxial ceiling loudspeaker | Christopher Sean Beckett | 2006-11-28 |
| 6513622 | Full-range loudspeaker system for cinema screen | Bernard M. Werner | 2003-02-04 |
| 6466680 | High-frequency loudspeaker module for cinema screen | Bernard M. Werner | 2002-10-15 |
| 5602366 | Spaceframe with array element positioning | Michael J. Whelan | 1997-02-11 |
| 4583245 | Speaker system protection circuit | James V. Murphy | 1986-04-15 |