Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7721407 | Method of manufacturing a security device | Paul A. Littrell, David L. Gilbert | 2010-05-25 |
| D609076 | Tamper evident security seal | Dale L. Stevenson, Paul A. Littrell, Ni Zhen Rong | 2010-02-02 |
| D592984 | Tamper-evident securing device | Paul A. Littrell, David L. Gilbert | 2009-05-26 |
| D592038 | Bolt seal | Paul A. Littrell, David L. Gilbert | 2009-05-12 |
| D568716 | Bolt seat | Paul A. Littrell, David L. Gilbert | 2008-05-13 |
| D563765 | Bolt seal | Paul A. Littrell, David L. Gilbert | 2008-03-11 |
| D553575 | Cable seal body | Paul A. Littrell, David L. Gilbert | 2007-10-23 |
| D549073 | Locking device | David L. Gilbert, Paul A. Littrell | 2007-08-21 |
| D548041 | Bolt seal | Paul A. Littrell, David L. Gilbert | 2007-08-07 |
| D525110 | Cable locking device | Paul A. Littrell, David L. Gilbert | 2006-07-18 |