165100 ⎘
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 by control of a separate heating or cooling element
WEARABLE THERMAL SENSORS, SYSTEMS AND METHODS THEREOF
#2Micromachined thermal time-of-flight fluidic concentration metering device
#3Method and device for controlling a heating element for heating a sensor element of a mass air-flow sensor for a vehicle and mass air-flow sensor system for a vehicle
#4FLOW RATE MEASUREMENT DEVICE, GAS METER PROVIDED WITH FLOW RATE MEASUREMENT DEVICE, AND FLOW RATE MEASUREMENT DEVICE UNIT FOR GAS METER
#5Mass flowmeter using thermal dispersion technology
#6Wind speed measuring device and airflow measuring device
#7Thermal flowmeter and method having a self-heated element controlled to operate differently under high and low phases of square wave signal
#8Thermal type flow meter, flow rate processing device, and thermal type flow rate measurement method using the same
#9Anesthesia apparatus or ventilator with a hot wire sensor, hot wire sensor and hot wire sensor module for a hot wire sensor
#10Bolometer fluid flow sensor
#11Flow sensor with heated air collar
#12Thermal flow meter
#13Thermal flow meter with a case having an external terminal for outputting an electric signal
#14Thermal flow meter
#15Thermal fluid flow sensor
#16Thermal flow meter with thin resin portion sealing temperature detection element
#17Measuring apparatus and method of manufacturing the measuring apparatus
#18Apparatus and method for determining flow of a medium
#19Thermal mass flowmeter
#20Air flow sensor chip-heating control device and method of diesel hybrid electric vehicle
#21Thermal flow sensor for determining a gas or the composition of a gas mixture as well as its flow velocity
#22Flow sensor with heated air collar
#23Air flow measuring device
#24Thermal flow meter
#25Flow sensor and control system of internal combustion engine
#26Thermal flow meter including a protrusion protruding from a circuit package body and a temperature detection element buried in the protrusion
#27Thermal flow meter with a circuit package having an air flow measurement circuit for measuring an air flow
#28Thermal flow meter
#29Thermal flow meter with thin resin portion sealing temperature detection element
#30Thermal flow meter with lead having a bent portion
#31Air flow measuring device
#32Device and method for determining the mass-flow of a fluid
#33Techniques for calibrating an air-flow sensor for adapter slots in a data processing system
#34Air-flow sensor for adapter slots in a data processing system
#35Micromachined mass flow sensor with condensation prevention and method of making the same
#36Thermal air flow meter
#37Thermal flow meter
#38Environment providing device, environment providing method, and particle detecting device evaluating method
#39AIR FLOW MEASURING DEVICE
#40Thermal type air flow meter
#41Sensor system for measuring a velocity of a fluid including a heating element a resonant circuit and a transducer
#42Probe for water treatment
#43Thermal flow meter
#44Thermal flow meter
#45Thermal fluid flow sensor having stacked insulating films above and below heater and temperature-measuring resistive elements
#46Thermal flow meter
#47Calorimetric flow meter having high heat conductivity strips
#48Thermal type flow meter
#49Fluid detector
#50Self diagnostic measurement method to detect microbridge null drift and performance
#51Configuration and methods for manufacturing time-of-flight MEMS mass flow sensor
#52Thermal flow sensor having an amplifier section for adjusting the temperature of the heating element
#53Thermal flow sensor having an amplifier section for adjusting the temperature of the heating element
#54Thermal flow sensor having an amplifier section for adjusting the temperature of the heating element
#55Thermal flow sensor having an amplifier section for adjusting the temperature of the heating element
#56Thermal flow sensor having an amplifier section for adjusting the temperature of the heating element
#57Heating resistor-type gas flowmeter
#58Thermal flowmeter
#59Universal sensor controller for a thermal anemometer
#60Thermal type flow rate measuring apparatus
#61Fluid flow sensor and fluid flow measurement device
#62Mass airflow sensing system including resistive temperature sensors and a heating element
#63Thermal flow sensor having an amplifier section for adjusting the temperature of the heating element
#64Integrated digital thermal air flow sensor
#65Universal sensor controller for a thermal anemometer
#66Detector of low levels of gas pressure and flow
#67Thermal type gas flowmeter
#68Multi-vortex flowmeter
#69Thermal type flow sensor having a second control circuit to control a second heating resistor above the first heating temperature
#70Thermal sensor and measurement device using the same
#71Flow sensor with flow-adaptable analog-digital-converter
#72Thermal flow sensor having an amplifier section for adjusting the temperature of the heating element
#73Flow sensor using a heat element and a resistance temperature detector formed of a metal film
#74Thermal type flow rate measuring apparatus
#75Fluid flow sensor
#76Fluid flowmeter and engine control system using the same
#77Heating resistance flow rate measuring apparatus
#78Fluid flow sensor and fluid flow measurement device
#79Flow rate measuring method and flowmeter, flow rate measuring section package used for them and flow rate measuring unit using them, and piping leakage inspection device using flowmeter
#80Measuring device for a flow sensor, in particular an air mass sensor for internal combustion engines and method for measuring air flows
#81Thermal type flow rate measuring apparatus
#82Flowmeter
#83Heating resistance flow rate measuring apparatus
#84Flow rate measuring method and flowmeter, flow rate measuring section package used for them and flow rate measuring unit using them, and piping leakage inspection device using flowmeter
#85Heating resistor type flow-measuring device having a heating resistor and a thermoresistance, whose resistance value varies in response to the ambient temperature
#86Flow sensor having improved operational performance
#87Thermal flowmeter and method of flow rate correction
#88Thermal flow sensor for beverage metering