Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9494297 | Solar-powered LED module and lighting fixtures | William E. Nagengast, Steven Francis Tregilgas, Jerry D. Heiniger | 2016-11-15 |
| 9206964 | Convertible lighting fixture for multiple light sources | Joe R. Marsh, David Packard, William E. Nagengast, James S. Mellinger | 2015-12-08 |
| 8950907 | Convertible lighting fixture for multiple light sources | David Packard, William E. Nagengast, James S. Mellinger | 2015-02-10 |