Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8006435 | Safety gate system having an electronic display | Jay DeBlonk, Douglas John Criddle | 2011-08-30 |
| 7869198 | Multiple seal electronic display module having displacement springs | Nathan Lane Nearman, Ryan J. Nielsen, Mark D. Dennis, Bradley D. Rinschen, Douglas P. Tvedt +5 more | 2011-01-11 |