| Patents for G01F 23 - Indicating or measuring liquid level, or level of fluent solid material, e.g. indicating in terms of volume, indicating by means of an alarm (31,056) |
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| 07/03/2002 | CN2498590Y Photoelectric sensor for tank level of solar water heater |
| 07/03/2002 | CN1356535A anticorrosion ball float level controller |
| 07/03/2002 | CN1356086A Beverage cup for baby |
| 07/02/2002 | US6415112 Toner remaining amount detecting device, toner remaining amount detecting method, process cartridge and electrophotographic image forming apparatus |
| 07/02/2002 | US6414625 Method and device for liquid level measurement by means of radar radiation |
| 07/02/2002 | US6414598 Liquid leak detector and alarm system |
| 07/02/2002 | US6414301 Photoelectric ice bin control system |
| 07/02/2002 | US6414242 Measurement device having a cable probe, and a method for shortening the cable probe |
| 07/02/2002 | US6413475 Detection using electroconductivity |
| 07/02/2002 | US6412813 Method and system for detecting a child seat |
| 07/02/2002 | US6412344 Fluid level sensor with dry couplant |
| 07/02/2002 | CA2267900C Material interface level sensing |
| 07/02/2002 | CA2257761C Partial probe mapping |
| 06/27/2002 | WO2002050954A2 A microwave horn antenna for level measurement systems |
| 06/27/2002 | WO2002050498A1 Method and device for measuring levels |
| 06/27/2002 | WO2002027280A3 Method and device for determining the level of a liquid in a container |
| 06/27/2002 | WO2002025251A3 Device and method for the optical inspection, assessment, and control of colored plastic articles and/or container contents |
| 06/27/2002 | WO2002025226A3 Method and device for determining quantities of fluid |
| 06/27/2002 | WO2002018883A3 Device for determining the density and the level of a filling material in a container |
| 06/27/2002 | WO2002016019A3 Method for measuring the level of a medium in a reactor |
| 06/27/2002 | US20020080080 Apparatus for transmitting radio-frequency signals |
| 06/27/2002 | DE10063718A1 Determination of when a fluid in a container reaches a given level by use or a piezo-electric or electro-mechanical sensor that has increased power consumption when the fluid reaches the sensor, which is readily detected |
| 06/27/2002 | DE10063050A1 Automatic filling of a beaker, glass or other water container, particularly for dental use, is based on an inexpensive and robust infrared sensor arrangement and self-teaching electronics with associated data store |
| 06/27/2002 | DE10060477A1 Vorrichtung und Verfahren zum Messen der Einspritzmenge von Einspritzdüsen, insbesondere für Kraftfahrzeuge Apparatus and method for measuring the injection quantity of injection nozzles, in particular for motor vehicles |
| 06/27/2002 | DE10060068C1 Füllstandsmeßgerät Level measuring device |
| 06/27/2002 | DE10049300C1 Appliance for metering out and titrating liquids has a container for liquids connected with its flow to an outlet element for liquids that opens and closes for dosing and titrating functions. |
| 06/26/2002 | EP1217683A2 Microwave window |
| 06/26/2002 | EP1217342A2 Method for the detection of a fluid and sensor for implementing this method |
| 06/26/2002 | EP1217341A2 Probe assembly for monitoring the water level in electric resistor boilers |
| 06/26/2002 | EP1217340A2 Collecting container for solid matter |
| 06/26/2002 | CN2497288Y Wall-hanging-weight type powder-position automatic checking apparatus |
| 06/26/2002 | CN2497287Y Ajustable high-pressure generator liquid-level electrode assembly |
| 06/26/2002 | CN2497286Y Spiral liquid-level controller |
| 06/25/2002 | US6410932 Radiation-sensitive-device based level |
| 06/25/2002 | US6410864 Liquefied gas amount measuring device |
| 06/25/2002 | US6409302 Sensing system for detecting presence of an ink container and level of ink therein |
| 06/25/2002 | US6408693 Fluid level indicating device for any container |
| 06/25/2002 | US6408692 Liquid level sensor |
| 06/20/2002 | WO2002048984A1 Oil tank sight glass monitor |
| 06/20/2002 | WO2002048655A2 Device for controlling a ship's cargo |
| 06/20/2002 | WO2001095778A3 Level indicator for indicating the filling level of a filter bag and method for operating a vacuum cleaner |
| 06/20/2002 | US20020073775 Graduated fluid measuring device |
| 06/19/2002 | EP1215471A1 Liquid level sensing system |
| 06/19/2002 | EP1214567A1 Microsensor for measuring the position of liquids in capillaries |
| 06/19/2002 | EP1214260A1 Adaptive prediction-based control of a vacuum refuse collection system |
| 06/19/2002 | EP1214215A1 Fuel transfer pump and control |
| 06/19/2002 | CN2495996Y Water level sensing electrode rod |
| 06/19/2002 | CN2495995Y Explosion-proof and locked liquid level dip bath |
| 06/19/2002 | CN2495994Y Data collecting apparatus for liquid volume and liquid level in special shape container |
| 06/19/2002 | CN2495911Y Electronic water level indicator for steam boiler |
| 06/19/2002 | CN1354358A Control of absolute storage capacity by means of measurement of radial force |
| 06/18/2002 | US6407803 Laser measuring device |
| 06/18/2002 | US6407557 Process for measuring the electrical resistance of a resistive body for example for checking the conformity of a liquid product and devices for carrying out such a process |
| 06/18/2002 | US6405590 Capacitive filling-level sensor with dielectric coating |
| 06/13/2002 | WO2002047246A1 Chip quartz oscillator and liquid-phase sensor |
| 06/13/2002 | WO2002046606A1 Device and method for measuring the injection quantity of injection nozzles, especially for motor vehicles |
| 06/13/2002 | WO2001065214A3 Fluid dispense and liquid surface verification system and method |
| 06/13/2002 | US20020070734 Apparatus for capacitive electrical detection |
| 06/13/2002 | DE10061531A1 Method and device for measuring level of a liquid in a container under change from operational use sends a query signal into a tank's interior in defined spans of time while receiving a response signal and evaluating it for a display. |
| 06/13/2002 | DE10061041A1 Method for determining the top-up quantity of oil for a motor vehicle engine that ensures a correct value is used by rejecting values where the variance of an average measurement is too high |
| 06/13/2002 | DE10060419A1 Monitoring fuel filter in vehicles involves applying high frequency alternating voltage to sensor, measuring electrical value, and evaluating as starting signal |
| 06/12/2002 | EP1212589A1 Device for determining the fill level of a filling substance in a container |
| 06/12/2002 | EP1078210A4 Photoelectric ice bin control system |
| 06/12/2002 | EP0694235B1 Ultra-wideband receiver |
| 06/12/2002 | CN2494811Y Liquid level detector |
| 06/12/2002 | CN1353297A Ultrasonic transducer |
| 06/11/2002 | US6404382 Level transmitter |
| 06/11/2002 | US6404331 Fuel-level indicator for a motor vehicle fuel tank |
| 06/11/2002 | US6404209 Measuring instrument for fill level sensors |
| 06/11/2002 | US6401612 Method and apparatus for maintaining ink level in ink fountain of printing press |
| 06/11/2002 | US6401533 Level indicator |
| 06/11/2002 | US6401532 Fill level gauge |
| 06/11/2002 | CA2265782C Gauge for measuring liquid levels |
| 06/06/2002 | WO2002044748A2 Loop powered radar rangefinder |
| 06/06/2002 | WO2002044657A2 Method for detecting faulty liquid level sensors |
| 06/06/2002 | US20020067229 Microwave window |
| 06/06/2002 | US20020066484 Automated farm turnout |
| 06/06/2002 | US20020066315 Sensor for determining the level and temperature of a liquid |
| 06/06/2002 | US20020066314 Fill level gauge |
| 06/06/2002 | DE10059598A1 Apparatus for measuring how full a wine bottle is using a measuring plate shaped to fit around the bottle neck |
| 06/06/2002 | CA2430079A1 Method and system for detecting and cross-checking faulty sensors in liquid level indicators and controllers |
| 06/05/2002 | EP1211491A2 Liquid level sensor with alarm switch |
| 06/05/2002 | EP1211490A2 Radar level gauge |
| 06/05/2002 | EP1210567A1 Device for determining a physical process variable of a medium |
| 06/05/2002 | EP1210566A1 Fuel system |
| 06/05/2002 | EP0783665B1 Barrier device |
| 06/05/2002 | CN1352379A Anti-corrosion liquid levelmeter and its producing method |
| 06/05/2002 | CN1352378A Single optical fiber tracing type high precision continuous liquid level measuring method |
| 06/04/2002 | US6401045 Method and apparatus for monitoring operational performance of fluid storage systems |
| 06/04/2002 | US6398382 Apparatus and method for indicating liquid level in a chemical tank |
| 06/04/2002 | US6397745 Method and apparatus for maintaining ink level in ink fountain of printing press |
| 06/04/2002 | US6397679 Method and apparatus for discriminating ultrasonic echoes using wavelet function processing |
| 06/04/2002 | US6397674 Method and apparatus for sensing the level of fluid within a container |
| 06/04/2002 | US6397656 System and method for detecting liquid serving as object to be detected in vessel using ultrasonic sensor |
| 05/30/2002 | WO2002042793A1 System for testing an electric high frequency signal and level measuring device provided with said system |
| 05/30/2002 | WO2002042724A1 Method and device for determining and/or monitoring the level of a medium in a container, or for determining the density of a medium in a container |
| 05/30/2002 | WO2002042722A2 Remote monitoring adapter for levelmeter |
| 05/30/2002 | WO2001090704A3 Electrical leakage diagnostics in a magnetic flow meter |
| 05/30/2002 | WO2001063274A3 Ultrasonic liquid level measurement with light-weight cabling |
| 05/30/2002 | US20020065627 Differential pressure gauge for cryogenic fluids which selects a density value based on pressure measurement |