Issued Patents All Time
Showing 26–28 of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5739847 | Varied intensity and/or infrared auxiliary illumination of surveillance area | Charles J. Tranchita, Paul D. Lang | 1998-04-14 |
| D365402 | Extensible ladder | — | 1995-12-19 |
| 4569495 | Support for traffic control device | John D. Woudenberg | 1986-02-11 |