Issued Patents 2005
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6946969 | LED warning signal and light supports | — | 2005-09-20 |
| 6930615 | LED warning signal light and light support | — | 2005-08-16 |
| 6879263 | LED warning light and communication system | Dan Severson, Cathy Jo Severson | 2005-04-12 |