Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5217212 | Shock absorber | David R. Claydon | 1993-06-08 |
| 4834337 | Solenoid operated valve with solenoid wattage adjustment means | Harold L. Woodruff | 1989-05-30 |
| 4821774 | Solenoid operated valve with balancing means | — | 1989-04-18 |
| 4598736 | Solenoid operated valve with balancing means | — | 1986-07-08 |
| 4587991 | Valve with uniplanar flow | — | 1986-05-13 |
| 4548238 | Directional control valve with straight through flow | — | 1985-10-22 |
| 4526202 | Valve with straight through flow | — | 1985-07-02 |