| 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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| 06/13/2001 | EP1105748A1 Measuring the thickness of materials |
| 06/13/2001 | EP1105701A1 Device and method for determining volume |
| 06/13/2001 | EP0649529B1 Ultrasonic transducer for testing its integrity and/or measuring property of a material |
| 06/13/2001 | DE19955077A1 Füllstandsanzeige für einen Waschwasserbehälter Level indicator for a washer fluid reservoir |
| 06/13/2001 | DE19949612A1 Capacitive measurement sensor, such as a level detector esp. for determining the degree of icing in refrigerators |
| 06/13/2001 | CN2434658Y Fluorescence water level gauge |
| 06/13/2001 | CN2434657Y Directly reading solar water level indicator |
| 06/13/2001 | CN2434656Y Constant force rope retracting sensor |
| 06/12/2001 | US6246154 Ultrasonic transducer |
| 06/12/2001 | US6244680 Detecting quantity of residual product in a movable reservoir |
| 06/07/2001 | WO2001040740A1 Liquid level detector |
| 06/07/2001 | WO2001040739A1 Liquid level indicator |
| 06/07/2001 | WO2001040587A1 Overflow system |
| 06/07/2001 | WO2001040045A2 Brake fluid container |
| 06/07/2001 | CA2392967A1 Overflow system |
| 06/06/2001 | CN2433608Y Water level measuring control device |
| 06/06/2001 | CN2433607Y Liquid level positioning measuring device |
| 06/06/2001 | CN1066821C Determining method of phase component of flowing medium in open and closed pipeline |
| 06/05/2001 | US6240778 Liquid level point switch sensor |
| 05/31/2001 | DE19956216A1 Fuel supply arrangement in vehicle fuel tank having a fuel level indicator sensor mounted on a two part bracket fixed to a wall of a baffle chamber |
| 05/31/2001 | DE19956143A1 Fuel supply unit with a fuel level indicator in a vehicle fuel tank |
| 05/30/2001 | EP1103796A1 Sensor for the detection of a predetermined level in a container |
| 05/30/2001 | EP1103795A1 Resistive fluid level sensing and control system |
| 05/30/2001 | EP1103794A2 Filling level indicator for a washing water tank |
| 05/30/2001 | CN2432568Y Ultrasonic level and volume measuring instrument special for underground tank of double-fuel fuel-filling and gas-filling station |
| 05/30/2001 | CN2432567Y Fibre-optical liquid level alarm |
| 05/30/2001 | CN2432566Y Tubular flexible bin level sensor |
| 05/30/2001 | CN2432565Y 连续电容传感器 Continuous capacitive sensor |
| 05/30/2001 | CN2432564Y Point capacitance sensor |
| 05/30/2001 | CN2432563Y Water level probe for solar water heater |
| 05/30/2001 | CN2432562Y Pressure differential pressure sensor without displacement and deformation device |
| 05/30/2001 | CN2432441Y Double water level display, control integral water gage for steam boiler |
| 05/30/2001 | CN1297140A Sensor for detecting predesigned filling interface of container |
| 05/29/2001 | US6239709 Liquid level sensor for internal combustion engine |
| 05/29/2001 | US6237412 Level sensor |
| 05/29/2001 | US6237411 Limit-level sensor and method of determining the undershooting or overshooting of an intended level of liquid in a container |
| 05/29/2001 | US6237410 Method for controlling the speed of a pump based on measurement of the fluid depth in a well |
| 05/29/2001 | CA2147311C Fluid holdup tool for deviated wells |
| 05/29/2001 | CA2037725C Low friction trunnion bearing and high pressure seal |
| 05/25/2001 | WO2001036923A1 Dual sensor distance measuring apparatus and method |
| 05/23/2001 | EP1102062A2 Method and equipment for detecting stratifications in dispersed water-oil systems |
| 05/23/2001 | EP1102044A1 Fluid level sensor with dry couplant |
| 05/23/2001 | EP1102043A1 Fluid level alarm |
| 05/23/2001 | EP1101081A1 Apparatus and method for detecting the level of a liquid |
| 05/23/2001 | DE19954646A1 Remotely-interrogated, silo level measurement equipment, suitable for building materials, employs mobile radio system for telemetry, to assist optimum use of silos |
| 05/23/2001 | CN1296166A Electric resistance type liquid level test and control system |
| 05/23/2001 | CN1066262C Liquid level sensor with plunger core |
| 05/23/2001 | CN1066261C Double-color liquid level alarm device |
| 05/22/2001 | US6236324 Elastic plate liquid level sensor |
| 05/22/2001 | US6236323 Visual fluid level indicator using magnetic pins |
| 05/22/2001 | US6236322 Apparatus for establishing and/or monitoring a predetermined filling level in a container |
| 05/22/2001 | US6236142 Ultrasonic liquid gauging system |
| 05/22/2001 | US6234603 Sensing system for detecting presence of an ink container and level of ink therein |
| 05/22/2001 | US6234023 Ultrasonic monitoring technique for containers and apparatus to carry it out |
| 05/22/2001 | US6234018 Safety liquid level sight gauge |
| 05/22/2001 | US6234017 Transducer assembly |
| 05/17/2001 | WO2001035421A1 Device for detecting the heat carrier level in reactor (options) |
| 05/17/2001 | WO2001035369A1 Device and method for transmitting data between a sensor and an analyser unit |
| 05/17/2001 | WO2001034304A1 Froth flow measurement system |
| 05/17/2001 | DE19954186A1 Vorrichtung und Verfahren zum Übermitteln von Daten zwischen einem Sensor und einer Auswerteeinheit Apparatus and method for transmitting data between a sensor and an evaluation unit |
| 05/16/2001 | CN2430670Y Intelligent multi-way gamma-ray level indicator |
| 05/16/2001 | CN2430669Y Anti-electric corrosion leveler |
| 05/16/2001 | CN1295250A Electrode monitoring fluid condition using screw arrangement |
| 05/15/2001 | US6231173 Contact pad and fluid interconnect configuration on a print cartridge |
| 05/15/2001 | US6230561 Float for a level sensor |
| 05/15/2001 | US6230558 Apparatus and method for measuring fuel flow rate and residual fuel quantity and for controlling evaporated fuel |
| 05/15/2001 | CA2194497C Milk meter |
| 05/15/2001 | CA2176860C A method for measuring a fluid level and an apparatus thereof |
| 05/10/2001 | WO2001004582B1 System and method for sensor response linearization |
| 05/10/2001 | WO2000011705A3 Continuous, non-metallic, media sensors for corrosive environments |
| 05/10/2001 | US20010000886 Crush sensing vehicle crash sensor |
| 05/10/2001 | US20010000851 Level sensor |
| 05/10/2001 | DE19949992A1 Verfahren zur Erhöhung der Störfestigkeit eines Zeitbereichsreflektometers und Schaltungsanordnung zur Durchführung des Verfahrens Method for increasing the immunity of a time domain reflectometer and circuit arrangement for carrying out the method |
| 05/10/2001 | DE19949985A1 Kapazitiver Sensor zur Detektion des Füllstandes eines Mediums in einem Behälter A capacitive sensor for detecting the filling level of a medium in a container |
| 05/10/2001 | DE19949659A1 Verfahren und Vorrichtung zum Bestimmen einer Pulvermenge oder Pulvermengenänderung in einem Behälter Method and apparatus for determining a quantity of powder or powder quantity change in a container |
| 05/10/2001 | DE19947698A1 Anschlussschaltung für ein Messgerät Connection circuit for a measuring instrument |
| 05/10/2001 | DE19945526A1 Filing monitoring device for container e.g. mail box has radiation barrier which is set between radiation source and radiation receiver, and connected to power supply and display device via connectors |
| 05/10/2001 | DE10049373A1 Fuel gauge sender unit for a vehicle fuel tank |
| 05/09/2001 | EP1098196A2 Monitoring fluid condition with a spiral electrode configuration |
| 05/09/2001 | EP1098176A1 Level indicator |
| 05/09/2001 | EP1098175A1 Filling level indicator |
| 05/09/2001 | EP1097839A2 Improvements in and relating to road and rail tankers |
| 05/09/2001 | CN2429820Y Automatic water level controller |
| 05/08/2001 | US6229476 Liquid level meter |
| 05/08/2001 | US6229448 Intrinsically safe fluid tank overfill protection system |
| 05/08/2001 | US6229229 Liquid sensor for disabling an electrical device |
| 05/08/2001 | US6227921 Marine propulsion device with an oil gage accessible through a cowl |
| 05/08/2001 | US6227053 Dynamic noninvasive detection of analytical container feature using ultrasound |
| 05/08/2001 | US6227046 System for measuring capacitance |
| 05/08/2001 | CA2324172A1 Fill level detector |
| 05/08/2001 | CA2038046C Tank-level gauge |
| 05/02/2001 | EP1096593A2 Control and signal device for batteries |
| 05/02/2001 | EP1096238A1 Capacitance type detector |
| 05/02/2001 | EP1095281A1 Method and apparatus for monitoring an aspirating and dispensing system |
| 05/02/2001 | EP0944492A4 Capacitive sensor assembly |
| 05/02/2001 | CN2428760Y Liquid-level meter |
| 05/02/2001 | CN2428759Y Liquid-level measuring-controlling apparatus |
| 05/02/2001 | CN2428758Y Water-quantity display device |
| 05/02/2001 | CN1293755A Multiple process product interface detection for low power radar level transmitter |
| 05/02/2001 | CN1293352A Level meter of positive-pressure cabin |