Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9605468 | Door control systems | Xin Cui, Jeffery L. Mueller, G. Bruce Burwell | 2017-03-28 |
| 9243448 | Door control systems | Xin Cui, Jeffrey L. Mueller, G. Bruce Burwell | 2016-01-26 |