Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8480136 | Exit device and method of operating the same | William P. Dye, Raymond F. Rettig | 2013-07-09 |
| 8182003 | Exit device and method of operating the same | William P. Dye, Raymond F. Rettig | 2012-05-22 |