Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7523586 | Quick close security door system | Earl T. Bayless | 2009-04-28 |
| 7331302 | Quick close security door system | Earl T. Bayless | 2008-02-19 |
| 6233202 | Dipping sonar transducer housing | Larry R. McDonald | 2001-05-15 |
| 5204124 | Continuous extruded bead object fabrication apparatus | Earl T. Bayless | 1993-04-20 |
| 5091892 | Expandable sonar array structure | — | 1992-02-25 |
| 5011175 | Wheelchair | J. Dudley Nicholson | 1991-04-30 |
| 4973893 | Piston and drum drive system | — | 1990-11-27 |
| 4725988 | System for deploying an array of sonar projectors | — | 1988-02-16 |