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Class Information
Number: 702/50
Name: Data processing: measuring, calibrating, or testing > Measurement system in a specific environment > Mechanical measurement system > Fluid measurement (e.g., mass, pressure, viscosity)
Description: Subject matter wherein the measurement system or process is designed for or utilized to determine a physical property or characteristic of a fluid.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 6911830 |
Diesel engine lubricating oil contaminant sensor method |
Jun. 28, 2005 |
| 6912472 |
Method of estimating location of abnormality in fluid feed pipeline network |
Jun. 28, 2005 |
| 6909975 |
Integrated absolute and differential pressure transducer |
Jun. 21, 2005 |
| 6907353 |
Apparatus and method for measuring fluid characteristics |
Jun. 14, 2005 |
| 6904386 |
Control system and method for detecting plugging in differential pressure cells |
Jun. 7, 2005 |
| 6889144 |
Life prediction for gas purifiers |
May. 3, 2005 |
| 6868347 |
System for real time, non-invasive metrology of microfluidic chips |
Mar. 15, 2005 |
| 6865495 |
Flow metering |
Mar. 8, 2005 |
| 6850865 |
Monitoring automatic transmission fluid condition in real time |
Feb. 1, 2005 |
| 6847901 |
Electromagnetic flowmeter |
Jan. 25, 2005 |
| 6847899 |
Device and method for qualitative and quantitative determination of intravenous fluid components |
Jan. 25, 2005 |
| 6845336 |
Water treatment monitoring system |
Jan. 18, 2005 |
| 6845330 |
Electromagnetic flowmeter |
Jan. 18, 2005 |
| 6834242 |
Process for analyzing pressure variation in a perfusion apparatus comprising several units |
Dec. 21, 2004 |
| 6832166 |
Method and system for analyzing the effect of inflow and infiltration on a sewer system |
Dec. 14, 2004 |
| 6823742 |
Piezoelectric transducer assemblies and methods for their use |
Nov. 30, 2004 |
| 6823271 |
Multi-phase flow meter for crude oil |
Nov. 23, 2004 |
| 6816795 |
Compressed gas system |
Nov. 9, 2004 |
| 6813570 |
Optimized convection based mass airflow sensor circuit |
Nov. 2, 2004 |
| 6804614 |
Synthetic pressure altitude determining system and method |
Oct. 12, 2004 |
| 6799123 |
Dissolution test equipment and method |
Sep. 28, 2004 |
| 6795780 |
Fluid energy pulse test system--transient, ramp, steady state tests |
Sep. 21, 2004 |
| 6792362 |
Apparatus for determining the moisture content of a medium |
Sep. 14, 2004 |
| 6782328 |
Measurement of concentration of material in a process fluid |
Aug. 24, 2004 |
| 6782327 |
Method and apparatus for measuring material |
Aug. 24, 2004 |
| 6776024 |
Method of evaluating the wear of engine oil taking into account the addition of fresh oil |
Aug. 17, 2004 |
| 6778918 |
Methods for monitoring fluid front movements in hydrocarbon reservoirs using permanent sensors |
Aug. 17, 2004 |
| 6775626 |
System for automatically selecting an oil pressure sensor processing algorithm based on oil pressure sensor type |
Aug. 10, 2004 |
| 6772094 |
Sound-based vessel cleaner inspection |
Aug. 3, 2004 |
| 6769300 |
Fill level measurement device and a method for operating such a fill level measurement device |
Aug. 3, 2004 |
| 6766269 |
LPG fuel composition estimation method and system |
Jul. 20, 2004 |
| 6757624 |
Synthetic pressure altitude determining system and method of integrity monitoring from a pressure sensor |
Jun. 29, 2004 |
| 6757630 |
Integrated systems for testing and certifying the physical, functional, and electrical performance of IV pumps |
Jun. 29, 2004 |
| 6754595 |
Index ranking systems and methods for monitoring air pressure and flow |
Jun. 22, 2004 |
| 6754611 |
Failure diagnostic system for atmospheric pressure detecting device |
Jun. 22, 2004 |
| 6735532 |
Cardiovascular support control system |
May. 11, 2004 |
| 6718311 |
Variance alerting dispenser system and variance detector apparatus and method |
Apr. 6, 2004 |
| 6714879 |
Closed loop rheometer |
Mar. 30, 2004 |
| 6714878 |
System and method for a digital mass flow controller |
Mar. 30, 2004 |
| 6711508 |
Method and apparatus for estimating tire air pressure |
Mar. 23, 2004 |
| 6704682 |
Dual sensor process pressure switch having high-diagnostic one-out-of-two voting architecture |
Mar. 9, 2004 |
| 6701783 |
Device and a process for determining the positions of border areas between different mediums |
Mar. 9, 2004 |
| 6701261 |
Method and system for analyzing the effect of inflow and infiltration on a sewer system |
Mar. 2, 2004 |
| 6691047 |
Calibration of pumps, such as blood pumps of dialysis machine |
Feb. 10, 2004 |
| 6684175 |
Display method of an altitude display apparatus for displaying absolute altitude |
Jan. 27, 2004 |
| 6675073 |
System and method for tuning the weight control of a flow of material |
Jan. 6, 2004 |
| 6675111 |
Method and apparatus for measuring flow velocity and method and apparatus for measuring flow rate |
Jan. 6, 2004 |
| 6671642 |
Method of evaluating energy loss of golf ball |
Dec. 30, 2003 |
| 6662122 |
Method for the controlled proportioning of liquids while dislocating a gas cushion |
Dec. 9, 2003 |
| 6658359 |
Method for determining the viscosity of an operating liquid of an internal combustion engine |
Dec. 2, 2003 |
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