Issued Patents 2019
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10494858 | Insulated doors with restorable breakaway sections | Dean Shanahan, Derek Lewan, Nicholas J. Casey, Perry W. Knutson, Rodney Kern +3 more | 2019-12-03 |
| 10435936 | Methods and systems to indicate the status of door operations | Ben Lietz, John Sealy, Kyle Nelson, Perry W. Knutson, Pete Olsen +1 more | 2019-10-08 |
| 10358858 | Methods and systems to indicate the status of door operations | Ben Lietz, John Sealy, Kyle Nelson, Perry W. Knutson, Pete Olsen +1 more | 2019-07-23 |