165099 ⎘
Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using thermal effects; Circuits therefor, e.g. constant-current flow meters; Feedback or rebalancing circuits, e.g. self heated constant temperature flowmeters with pulsed heating, e.g. dynamic methods
APPARATUS AND METHOD FOR MEASURING FLUID FLOW
#2APPARATUS AND METHOD FOR MEASURING FLUID FLOW
#3THERMOPILE-BASED FLOW SENSING APPARATUS WITH ELECTROSTATIC PROTECTION
#4Vehicle-mounted system
#5CMOS thermal fluid flow sensing device employing a flow sensor and a pressure sensor on a single membrane
#6A THERMAL FLUID FLOW SENSOR
#7MASS AIR FLOW SENSOR WITH ABSOLUTE PRESSURE COMPENSATION
#8Method and device for measurement of liquid volume and/or flow rate
#9Wind speed measuring device and airflow measuring device
#10THERMAL MASS FLOWMETER FOR LIQUIDS IN PARTIALLY FILLED PIPES
#11Method for determining a flow rate and/or a flow velocity of a medium
#12Thermal flowmeter and method having a self-heated element controlled to operate differently under high and low phases of square wave signal
#13Adhesive flow meter
#14Device for detecting air flows
#15Low power operational methodology for a flow sensor
#16Microfluidic flow sensor
#17Apparatus and method for determining flow of a medium
#18Enhanced differential thermal mass flow meter assembly and methods for measuring a mass flow using said mass flow meter assembly
#19Method and apparatus for measuring the flow rate of a liquid
#20Calorimetric flow meter having high heat conductivity strips
#21Method of deducing time based metrics using flow rate
#22Thermal Mass Flow Meter
#23THERMOGRAPHY LOGGING TOOL
#24Sensor system for measuring a velocity of a fluid including a heating element a resonant circuit and a transducer
#25Probe for water treatment
#26Thermal flow meter
#27Methods and apparatus to measure fluid flow rates
#28Thermal flow meter
#29Calorimetric flow meter having high heat conductivity strips
#30Hot-film air mass meter having frequency-modulated signal detection
#31Method for operating hot-film air-mass sensors
#32Device and method of detecting flow rate/liquid kind, and device and method of detecting liquid kind
#33Fluid flow rate sensor and method of operation
#34Integrated digital thermal air flow sensor
#35Thermal type flow rate measuring apparatus having decrease in coupling capacitance between wiring portions of detection element
#36Thermal flow rate sensor supplying digital output
#37Signal processing circuit
#38Fluid flowmeter and engine control system using the same
#39Fluid flow rate sensor and method of operation
#40Flow transducer and method
#41Flowmeter
#42Mass-flow sensor heating element protection method and apparatus
#43Anemometer circuit
#44Method for thermal flow measurement with non constant heating pulses
#45Pulsed thermistor sensor
#46AC type flowmeter and method of mapping flow rate data for the same
#47Oil flow sensing
#48Temperature control of a flow sensor having pulse-width modulation
#49Thermal type flowmeter