Issued Patents 1997
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5700136 | Digital pump with bypass inlet valve | — | 1997-12-23 |
| 5649562 | Toggle fluid control valve | Benjamin Grill, Walter L. Harrison | 1997-07-22 |
| 5640987 | Digital two, three, and four way solenoid control valves | — | 1997-06-24 |
| 5641148 | Solenoid operated pressure balanced valve | James A. Pena, Peter Petersen | 1997-06-24 |
| 5638781 | Hydraulic actuator for an internal combustion engine | — | 1997-06-17 |
| 5598871 | Static and dynamic pressure balance double flow three-way control valve | Steven Massey | 1997-02-04 |