Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8666104 | Lighting and audio communication system | Loyd Ivey, Alan Robert Cross, Brad Diedrich | 2014-03-04 |
| 8300869 | Lighting and audio communication system | Alan Robert Cross, Brad Diedrich, Loyd Ivey | 2012-10-30 |
| 6516076 | Modular horn loudspeaker | — | 2003-02-04 |
| 5760501 | Compression driver motor structure | Warren H. Grote, Vern Bertelsman, Joseph A. Ferrante | 1998-06-02 |