Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8134310 | Advanced low voltage lighting system | Joel Wacknov, Randall W. Brumbaugh, Paul D. Chancellor, Kenneth W. Keller | 2012-03-13 |
| 7471051 | Advanced low voltage lighting system | Joel Wacknov, Randall W. Brumbaugh, Paul D. Chancellor, Kenneth W. Keller | 2008-12-30 |
| 6812587 | Continuous power supply with back-up generation | Mark Gilbreth, Everett R. Geis, Claude Khalizadeh, Joel Wacknov, Simon Wall | 2004-11-02 |
| 5586004 | Mounting assembly for power semiconductors | Ross Martin Green, Michael J. Kellaway, David J. Shemmans | 1996-12-17 |