Issued Patents 2019
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10487570 | Door with interior protective coating | Karen Bishop, David J. Wells, Matthew A. Phillips | 2019-11-26 |
| 10385601 | Door actuator | Aaron P. McKibben | 2019-08-20 |
| 10316568 | Power boost module for a door closer | Daniel Langenberg, Aaron P. McKibben | 2019-06-11 |
| 10236801 | Door closer system | William P. Dye, Ian K. Heckman, Yong Kwan Lacy, Brendon Allen, Ron Kielkowski +2 more | 2019-03-19 |