Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8054174 | Referee's wireless horn indicator system having sensor alerts | — | 2011-11-08 |
| 7218216 | Referee's wireless horn indicator system | — | 2007-05-15 |
| 6980113 | Wireless scoreboard display system | — | 2005-12-27 |
| 6831306 | Extended length light emitting diode | — | 2004-12-14 |
| 6829852 | LED lighted sign with a light diffuser | — | 2004-12-14 |
| 6707683 | Circuit board having improved soldering characteristics | Eric S. Bravek | 2004-03-16 |
| 6631575 | LED and light diffuser for a lighted sign | Vernon P. Voelzke, Eric S. Bravek | 2003-10-14 |