Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6948746 | Security seal and lock with enhanced bore sleeve | Jeffrey A. Brimmer, Carlos Pinho, Richard Gnoinski, Craig Hamilton, Richard Dreisbach | 2005-09-27 |
| 6698806 | Plug door handle bolt seal locking device | Craig Hamilton, Stanley Gilbert | 2004-03-02 |
| 6540273 | Security seal and lock with enhanced bore sleeve | Jeffrey A. Brimmer, Carlos Pinho, Richard Gnoinski, Craig Hamilton, Richard Dreisbach | 2003-04-01 |
| 6519982 | Bolt seal protector | Jeffrey Warner, Rodney Ridenour, William Neely | 2003-02-18 |
| 6345847 | Security seal and lock | Richard Dreisbach, Carlos Pinho, Craig Hamilton | 2002-02-12 |
| 6265973 | Electronic security seal | Craig Hamilton, David L. Stevenson, Jeffrey Warner, Stanley Gilbert | 2001-07-24 |
| 6036240 | Bolt seal lock device | Craig Hamilton, David L. Stevenson | 2000-03-14 |
| 6009731 | Locking device for door keeper bar | Robert F. Emmons, Craig Hamilton | 2000-01-04 |
| 5878604 | Protection device for bolt seal and hasp | Robert E. Stone, David L. Stevenson, Craig Hamilton | 1999-03-09 |
| 5749610 | Bolt seal assembly and tool therefor | Randel Mills, Rodney Ridenour, David L. Stevenson | 1998-05-12 |
| 5450657 | Seal | George Georgopoulos, Richard Dreisbach, David L. Stevenson | 1995-09-19 |
| 4802700 | Locking seal | David L. Stevenson, Terry R. Moore | 1989-02-07 |
| 4728132 | Bolt lock | — | 1988-03-01 |
| 4690443 | Locking device with split collar | — | 1987-09-01 |
| 4681355 | Security seal for use with stranded cable | Richard S. Guiler | 1987-07-21 |
| 4681356 | Conical cable lock | — | 1987-07-21 |
| 4640538 | Security seal | — | 1987-02-03 |
| 4449328 | Inside, outside honing tool | Robert H. Gillette, Kent Shelton, Chris Cramer | 1984-05-22 |
| 4328647 | Inside, outside honing tool | Robert H. Gillette, Kent Shelton, Chris Cramer | 1982-05-11 |