Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7114742 | Creeper apparatus for use on rough uneven terrain | — | 2006-10-03 |
| 6683963 | Interchangeable pivoting loudspeaker assembly with spring retained high frequency transducer | Doug S. Wright | 2004-01-27 |
| D475364 | Speaker | Albert Burdett, Raymond Rosales | 2003-06-03 |
| D461464 | Speaker | Albert Burdett, Raymond Rosales | 2002-08-13 |
| 6070694 | Loudspeaker assembly | Albert Burdett, Doug S. Wright | 2000-06-06 |
| 6026927 | Speaker assembly | Albert Burdett, Doug S. Wright | 2000-02-22 |