| 10497289 |
Reusable bolt electronic seal module with GPS/cellular phone communications and tracking system |
Donald Ruth, George Lundberg, Richard Dreisbach |
2019-12-03 |
| 9558682 |
Tamper evident security seal |
Richard Dreisbach, Michael Baker, Carlos Pinho |
2017-01-31 |
| 9472125 |
Reusable bolt electronic seal module with GPS/cellular phone communications and tracking system |
Donald Ruth, George Lundberg, Richard Dreisbach |
2016-10-18 |
| 9396671 |
Enhanced tamper evident seal |
Janusz Gryczynski |
2016-07-19 |
| 8991879 |
Tamper evident bolt security seal |
George Lundberg, Richard Dreisbach, Andrew Bonczyk |
2015-03-31 |
| 7616116 |
Electronic tamper evident seal |
Jakob Ehrensvärd, Fredrik Carl Stefan Einberg, Richard Dreisbach, George Lundberg |
2009-11-10 |
| 7239238 |
Electronic security seal |
Theodore Tester, Donald Ruth |
2007-07-03 |
| 6981725 |
Pull seal with bi-directional locking arrangement |
George Lundberg, Richard Dreisbach, Louis Mattos, Jr., John DeMarco |
2006-01-03 |
| 6966584 |
Padlock seal |
George Lundberg, Peter Farbaniec, Richard Dreisbach, Louis Mattos, Jr. |
2005-11-22 |
| 6407666 |
Electrical connector for a cylindrical member |
Jeffery Eugene Warner, Craig Hamilton, Jeffery Alan Brimmer |
2002-06-18 |
| 5447437 |
Portable firefighter training system for fire extinguishing training |
David Joynt, Eddis M. Phillips, August A. Zachmeier, Donald C. Wright |
1995-09-05 |