Issued Patents 2011
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8016043 | Marker assembly having breakaway feature | Matthew S. Naylor, Dennis George Thompson | 2011-09-13 |
| 8011439 | Marker assembly having spring linkage to limit momentum in marker assembly during marker assembly deployment | Gerry Gadzella, Terrance A. Friggstad, Dennis George Thompson | 2011-09-06 |
| 7984767 | Marker assembly having caster wheel | Terrance A. Friggstad, Dennis George Thompson | 2011-07-26 |