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Class Information
Number: 73/735
Name: Measuring and testing > Fluid pressure gauge > Bourdon > With electrical readout > Electromagnetic
Description: Subject matter wherein the deflection of the tubular pressure responsive element effects a variation in inductance to modify the electric current.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7404331 |
Sensor assembly, transformers and methods of manufacture |
Jul. 29, 2008 |
| 7281490 |
Gauge having a magnetically driven pointer rotation device |
Oct. 16, 2007 |
| 7140257 |
Wireless transmitting pressure measurement device |
Nov. 28, 2006 |
| 7002147 |
Highly sensitive vacuum ion pump current measurement system |
Feb. 21, 2006 |
| 6981421 |
Pressure gage and switch |
Jan. 3, 2006 |
| 6964199 |
Methods and compositions for enhanced protein expression and/or growth of cultured cells using co-transcription of a Bcl2 encoding nucleic acid |
Nov. 15, 2005 |
| 6910382 |
Sensors based on giant planar hall effect in dilute magnetic semiconductors |
Jun. 28, 2005 |
| 6742396 |
Method for upgrading a dial indicator to provide remote indication capability |
Jun. 1, 2004 |
| 6668657 |
Pressure sensor |
Dec. 30, 2003 |
| 6626045 |
Pressure measurement device |
Sep. 30, 2003 |
| 5700956 |
Signal generating pressure gauge |
Dec. 23, 1997 |
| 5142913 |
Non-quartz resonating transducer |
Sep. 1, 1992 |
| 4870536 |
Micro displacement force transducer |
Sep. 26, 1989 |
| 4777827 |
Digital pressure gauge |
Oct. 18, 1988 |
| 4745811 |
Pressure monitoring apparatus having a Hall-effect detector |
May. 24, 1988 |
| 4738141 |
Pressure sensor |
Apr. 19, 1988 |
| 4720676 |
Magnetomechanical transducer utilizing resonant frequency shifts to measure pressure in response to displacement of a pressure sensitive device |
Jan. 19, 1988 |
| 4667514 |
Parameter sensors and monitors |
May. 26, 1987 |
| 4531416 |
Pressure transducer |
Jul. 30, 1985 |
| 4020696 |
High pressure, high temperature transducer |
May. 3, 1977 |
| 4012959 |
Pressure gauge and flow meter |
Mar. 22, 1977 |
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