Issued Patents All Time
Showing 1–21 of 21 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4921225 | Pneumatic spring structure with dual output force and pressure decay compensation and method of operation | — | 1990-05-01 |
| 4854554 | Pneumatic spring structure with dual output force and pressure decay compensation and method of operation | — | 1989-08-08 |
| 4788747 | Counterbalance apparatus with transverse pneumatic spring and bellcrank linkage | — | 1988-12-06 |
| 4768895 | Captive ball and socket joint | Alexander J. Craig, Jr. | 1988-09-06 |
| 4718647 | Pneumatic counterbalance with dual force | — | 1988-01-12 |
| 4635908 | Pneumatic counterbalance | — | 1987-01-13 |
| 4570912 | Pneumatic spring counterbalance having improved damping structure | Daniel P. Dodson | 1986-02-18 |
| 4451964 | Method of making a pressurized pneumatic counterbalance | — | 1984-06-05 |
| 4451978 | Apparatus for making a pneumatic counterbalance | — | 1984-06-05 |
| 4434761 | Fuel flow regulator control for a diesel engine with exhaust gas driven turbocharger | — | 1984-03-06 |
| 4408751 | Multi-chamber temperature compensated pneumatic counterbalance | Daniel P. Dodson | 1983-10-11 |
| 4363309 | Valve, particularly crossover passage valve | — | 1982-12-14 |
| 4351284 | Internal combustion engine with water heated intake manifold | — | 1982-09-28 |
| 4339743 | Multiple resistance element assembly and method of making same | — | 1982-07-13 |
| 4310142 | Fuel pressure regulator assembly | — | 1982-01-12 |
| 4273157 | Three way butterfly valve | — | 1981-06-16 |
| RE30552 | Fuel vapor vent valve | — | 1981-03-24 |
| 4206732 | Air cleaner temperature sensor | — | 1980-06-10 |
| 4204561 | Fuel pressure regulator assembly | — | 1980-05-27 |
| 4200269 | Self adjusting shock absorber | — | 1980-04-29 |
| 4189981 | Combination throttle kicker and deceleration valve | — | 1980-02-26 |