Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7481546 | Low-voltage lighting apparatus | Lyman O. Nielson | 2009-01-27 |
| 7086747 | Low-voltage lighting apparatus for satisfying after-hours lighting requirements, emergency lighting requirements, and low light requirements | Lyman O. Nielson | 2006-08-08 |
| 4958793 | Stanchion | — | 1990-09-25 |
| 4483182 | Penetration test kit | — | 1984-11-20 |