Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8083449 | Material-securing tailgate protector | — | 2011-12-27 |
| 7513726 | Material-securing tailgate protector | — | 2009-04-07 |
| 7457137 | Output sensor circuit for power supply regulation with main and switched outputs | — | 2008-11-25 |
| 6034609 | Motorless traffic-control sign automatically responsive to state of electrical power | — | 2000-03-07 |
| 5495150 | Sequential, differential ignition of series operated arc lamps | Robert M. Zawislak, Donald A. Brichta | 1996-02-27 |