Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10349473 | LED retrofit lamp with a strike barrier | Donald Barnetson, Josef Kirmeier | 2019-07-09 |
| 9826582 | LED retrofit lamp with a strike barrier | Donald Barnetson, Josef Kirmeier, William Andrew Elhers | 2017-11-21 |
| 9686828 | LED retrofit lamp with a strike barrier | Don Barnetson, Junyun Wang, Ardeshir Esmaeili | 2017-06-20 |
| 9468054 | Retrofit LED lighting system with circuit level enhancement | Don Barnetson, Junyun Wang, Ardeshir Esmaeili | 2016-10-11 |
| 8350494 | Fluorescent lamp dimming controller apparatus and system | Albert Perry McBride, Christopher R. Hansen, Jonathan Richards | 2013-01-08 |