Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7355505 | System and method for controlling access to designated area | Brett Bracewell Bonner | 2008-04-08 |
| 7341236 | Pilot operated valve with a pressure balanced poppet | Dwight B. Stephenson, Xiaolong Yang, R. Christopher Hughes | 2008-03-11 |