Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5320280 | Pneumatically controlled spraying system having a diaphragm-operated switch | Edward P. Murphy | 1994-06-14 |
| 5253669 | Controlling process gas flow | — | 1993-10-19 |
| 5218991 | Regulator flow control | — | 1993-06-15 |
| 5138155 | Pressure gauge with fiber optic sensor | — | 1992-08-11 |
| 5056373 | Flow responsive transmitter and indicator | — | 1991-10-15 |
| 5051729 | Pressure responsive encoder | — | 1991-09-24 |
| 4898036 | Flow responsive transmitter and indicator | — | 1990-02-06 |
| 4745811 | Pressure monitoring apparatus having a Hall-effect detector | — | 1988-05-24 |
| 4599902 | Condition responsive apparatus | — | 1986-07-15 |
| 4331179 | Regulator/valve controller | — | 1982-05-25 |
| 4270568 | Sensor with adjustable pressure responsive detection and control | — | 1981-06-02 |
| 4184375 | Pressure instrument compensating bladder | — | 1980-01-22 |