Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11581830 | Door closer system | William P. Dye, Ian K. Heckman, Yong Kwan Lacy, Brendon Allen, Brian C. Eickhoff +2 more | 2023-02-14 |
| 10236801 | Door closer system | William P. Dye, Ian K. Heckman, Yong Kwan Lacy, Brendon Allen, Brian C. Eickhoff +2 more | 2019-03-19 |
| 9212506 | System and method for adjusting the spring torque of a lock chassis | Nathanael S. Murphy, Kenton H. Barker, Brian K. Roth | 2015-12-15 |
| 8833120 | Locking mechanism with integral egress release | Nathanael S. Murphy, James D. Ohl, Brian K. Roth | 2014-09-16 |
| D492315 | Storage rack door | Scott R. Gant, Keith J. Kuehn, Qiang Wang, Eric R. Edstrom | 2004-06-29 |