Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11092978 | Valve assembly and fluid arrangement for continuous delivery of volumetrically proportioned fluids | — | 2021-08-17 |
| 9016600 | Compressed gas cartridge powered pepper spray gun | Henry Pearson | 2015-04-28 |
| 8689814 | Regulated automatic changeover valve | — | 2014-04-08 |
| 7836911 | Gas pressure regulator with a valve and piston assembly | — | 2010-11-23 |
| 6923007 | System and method of pumping liquified gas | Trevor K. Markham | 2005-08-02 |
| 6907900 | Pressure regulated, safety bypass valved, bottle adapted fitting for lever actuated release of a regulated gas | Trevor K. Markham | 2005-06-21 |
| 6729860 | Pneumatically driven liquified gas booster pump | Trevor K. Markham | 2004-05-04 |
| 6340034 | Gas regulator with multiple regulated outlet ports | Trevor K. Markham | 2002-01-22 |
| 5305677 | Muzzle brake-bullet stabilizer | Robert A. Kleinguenther | 1994-04-26 |