Issued Patents All Time
Showing 51–59 of 59 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4519253 | Reactance measurement circuit with enhanced linearity | — | 1985-05-28 |
| 4502003 | Two wire circuit having an adjustable span | — | 1985-02-26 |
| 4481967 | Control circuit for current to pressure converter | — | 1984-11-13 |
| 4466290 | Apparatus for conveying fluid pressures to a differential pressure transducer | — | 1984-08-21 |
| 4381677 | Reactance measurement circuit | James R. Ruesch, Earl A. Grindheim | 1983-05-03 |
| 4370890 | Capacitive pressure transducer with isolated sensing diaphragm | — | 1983-02-01 |
| 4325399 | Current to pressure converter apparatus | — | 1982-04-20 |
| 4197739 | Split bar vortex shedding flowmeter | — | 1980-04-15 |
| 4186599 | Vortex shedding flowmeter assembly | — | 1980-02-05 |