Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9183714 | Entrance security system | Douglas E. Piper, Thomas E. Browning, Jr., Mary Hester Owens, Sam S. Shasteen, Mark C. Phillips | 2015-11-10 |
| 8514076 | Entrance security system | Douglas E. Piper, Thomas E. Browning, Jr., Mary Hester Owens | 2013-08-20 |
| 7782196 | Entrance security system | Douglas E. Piper, Thomas E. Browning, Jr., Mary Hester Owens, Sam S. Shasteen | 2010-08-24 |
| 5900587 | Daisy chain cable assembly and method for manufacture | Douglas E. Piper, Sam S. Shasteen, David Clarence Howard, Marvella Dickerson, William J. Ricket | 1999-05-04 |
| 5203717 | Coax connector assembly | Herbert C. Beck, Sam S. Shasteen | 1993-04-20 |