| 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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| 01/14/2009 | CN101346280A Aircraft auxiliary fuel tank system and method |
| 01/14/2009 | CN101344764A Oil-water separation automatic measurement and control system of multi-purpose station free water remover |
| 01/14/2009 | CN101344419A Liquid level detection system of reservoir |
| 01/14/2009 | CN101342392A Drop alarm device |
| 01/14/2009 | CN101342391A Transfusion alarm |
| 01/14/2009 | CN100451574C Stock level indicator |
| 01/14/2009 | CN100451573C Measuring circuit for measuring supersonic wave level meter transit time |
| 01/14/2009 | CN100451572C Liquid-level detecting method of conductive liquid and system |
| 01/14/2009 | CN100451571C Liquid helium level sensor for use in a cryogenic environment and method for assembling same |
| 01/13/2009 | US7477996 Integrated absolute and differential pressure transducer |
| 01/13/2009 | US7475665 Capacitance-based fluid level sensor |
| 01/08/2009 | WO2009005016A1 Water treatment apparatus |
| 01/08/2009 | WO2009005011A1 Liquid attribute detecting device, liquid container, image forming device, and liquid attribute detecting method |
| 01/08/2009 | WO2009004020A1 Method and device for detecting a tank level |
| 01/08/2009 | US20090012722 Method for evaluation of performance of percolation tanks using environmental chloride as a tracer |
| 01/08/2009 | US20090010382 X-Ray Monitoring |
| 01/08/2009 | US20090007676 Acoustic determination of properties of reservoirs and of fluids contained therein |
| 01/08/2009 | US20090007660 Liquid depth sensing and identification system |
| 01/08/2009 | US20090007659 Container with functions of level, crud and temperature detections |
| 01/08/2009 | US20090007643 Determination of slurry concentration |
| 01/08/2009 | DE10257238B4 Verfahren und Vorrichtung zur Charakterisierung von Verunreinigungen in Flüssigkeiten Method and device for the characterization of contaminants in fluids |
| 01/08/2009 | DE102008028320A1 Flüssigkeitspegel-Erfassungsvorrichtung The liquid level detection device |
| 01/08/2009 | DE102008025377A1 Kraftstoffzufuhrsysteme Fuel supply systems |
| 01/08/2009 | DE102007030992A1 Verfahren und Vorrichtung zur Tankfüllstandserfassung Method and apparatus for tank level detection |
| 01/08/2009 | DE102007029147A1 Pressure sensor for detecting liquid level in tank of e.g. lorry, has pressure-sensitive region surrounded by housing that has adjustment hole producing hydraulic connection between interior of housing and tank |
| 01/08/2009 | DE102007023927B3 Massekopplung an getakteten HF-Bauelementen Ground coupling at pulsed RF components |
| 01/07/2009 | EP2012107A1 Reaction container |
| 01/07/2009 | EP2012098A1 Sensor according to the TDR principle with a coaxial probe and method for producing same |
| 01/07/2009 | EP2011186A1 Patch antenna with a ceramic disc as barrier |
| 01/07/2009 | EP2010872A1 Ultrasound device for measuring the level of a liquid in a container |
| 01/07/2009 | EP2010871A1 Method for determining and monitoring the level of a medium in a container |
| 01/07/2009 | EP1889018A4 Sender unit for sensing the level of remaining fuel in a fuel tank utilizing a non-contacting sensor |
| 01/07/2009 | CN201177530Y Automatic alarming device for waterlog |
| 01/07/2009 | CN201177529Y Remote measuring and reporting system for water level |
| 01/07/2009 | CN201177528Y Liquid level sensor |
| 01/07/2009 | CN201177527Y 精确称重油箱 Accurate weighing tank |
| 01/07/2009 | CN201175492Y Automatic alarm medical dropping bottle |
| 01/07/2009 | CN101341333A Liquid level monitoring in wind turbine member system |
| 01/07/2009 | CN101337095A Non-accompany transfusion system |
| 01/07/2009 | CN100449837C Power generation device, fuel package, and remaining fuel amount measuring device |
| 01/06/2009 | US7473897 System, method, and computer program for conducting optical transmission measurements and evaluating determined measuring variables |
| 01/06/2009 | US7472594 Fluid level indication system and technique |
| 01/06/2009 | US7472593 Fluid level regulator |
| 01/06/2009 | CA2245444C Visual indicator |
| 01/02/2009 | DE112006003772T5 Positionsmessverfahren Position measurement method |
| 01/02/2009 | DE102008030099A1 Flüssigkeitspegeldetektionsvorrichtung Liquid level detection device |
| 01/02/2009 | DE102007030266A1 Powder coating device for coating components in powder bath, has level sensor with float suspended to thread and supported rigidly, such that thread is movable with upper end section provided away from float and arranged in sensor unit |
| 01/02/2009 | DE102007029660A1 Adaptiver Fehlerzähler für ein drahtloses Feldgerät An adaptive error counter for a wireless field device |
| 01/02/2009 | DE102007028704A1 Oil filling monitoring method for electrical transformer, involves comparing actual measured oil temperature with determined reference oil level, and outputting warning or alert depending on comparison |
| 01/02/2009 | DE102007028217A1 Ultraschall-Füllstandsmessvorrichtung mit Grenzstandserkennung Ultrasonic level measurement device by means of level detection |
| 01/02/2009 | DE102007027171A1 Method for measurement of fill level, involves arranging radio frequency identification transponders in relation to variable height of fill level in distributed manner, and height measurement of transponders are stored with reference height |
| 01/01/2009 | US20090000376 Liquid level detecting apparatus |
| 01/01/2009 | US20090000375 Multi-slope variable resistance fuel sender unit |
| 01/01/2009 | US20090000374 Method and apparatus to reject electrical interference in a capacitive liquid level sensor system |
| 01/01/2009 | US20090000373 Feed bin monitoring system and method |
| 12/31/2008 | WO2009002868A1 Dispense volume monitor for arrays |
| 12/31/2008 | WO2009001380A1 Oil level dipstick guide assembly |
| 12/31/2008 | WO2009000569A1 Method for testing a container warning device of a compensation container, and testing apparatus for testing a container warning device |
| 12/31/2008 | WO2009000283A1 Filling level measuring transducer |
| 12/31/2008 | EP2009409A2 Method and apparatus for measuring the degree of fullness of a timber barking drum. |
| 12/31/2008 | EP2009408A2 Device for detecting the liquid level in a tank of an electric household appliance |
| 12/31/2008 | CN201173809Y Family water flood prevention monitoring apparatus |
| 12/31/2008 | CN201173808Y Electric resistance type multiple layer interface thickness measurement sensor |
| 12/31/2008 | CN201173807Y Multi-point pressure type ash bucket charge level indicator |
| 12/31/2008 | CN201173806Y Gas counter data processing system |
| 12/31/2008 | CN201173805Y Plate level gauge |
| 12/31/2008 | CN201172841Y Civil automatic water storage tank used in countryside |
| 12/31/2008 | CN101334307A Servo- type level meter |
| 12/31/2008 | CN101334306A Liquid level detector and its detection method |
| 12/31/2008 | CN100447538C Level sensor mounting |
| 12/31/2008 | CN100447531C Portable multi-beam depth sounder |
| 12/30/2008 | US7470060 Detection apparatus for measuring fluid in a vessel |
| 12/30/2008 | CA2566824C Improved electrochemical cell |
| 12/30/2008 | CA2532849C Cable guide support for cable-guided tank gauge |
| 12/29/2008 | CA2636451A1 Integrated device for detecting the liquid level in a tank of an electric household appliance, in particular a dishwashing machine, and electric household appliance including sucha device |
| 12/25/2008 | US20080319688 Usage monitoring system of gas tank |
| 12/25/2008 | US20080314674 Vehicle with Tilt Detection Based on Fuel Gauge Output |
| 12/25/2008 | US20080314143 Device for measuring level of liquid |
| 12/25/2008 | US20080314142 Fluid level indication system and technique |
| 12/25/2008 | US20080314141 Fluid level measuring gauge |
| 12/24/2008 | WO2008156423A1 Device and method for determination regarding the liquid level in containers |
| 12/24/2008 | WO2008156251A1 Device for measuring level of liquid |
| 12/24/2008 | WO2008154975A1 Ultrasound level measurement device with recognition of maximum level |
| 12/24/2008 | EP2005123A2 Fluid level detector and analyzer |
| 12/24/2008 | EP2004979A1 Apparatus and method for determining the fuel mass in a spacecraft |
| 12/24/2008 | EP1518250A4 STABLE HIGH TEMPERATURE SENSOR/HEATER SYSTEM AND METHOD WITH TUNGSTEN ON AlN |
| 12/24/2008 | DE202008013084U1 Überfüllsicherungsvorrichtung für Behälterbatterien Überfüllsicherungsvorrichtung container for batteries |
| 12/24/2008 | DE102007029095A1 Pipeline element for use in beverage dispensing system, has medium pipeline area containing vent that lies above inlet and outlet in mounting position, where medium pipeline area exhibits same diameter across length |
| 12/24/2008 | DE102007028804A1 Liquid level measuring system for measuring level of liquid of direct methanol fuel Cells systems, has container of prismatic form, which has inlet and outlet |
| 12/24/2008 | CN201170855Y Control circuit for unlatching heat-accumulating electrical water heater and electric heating tube |
| 12/24/2008 | CN201170743Y Alarm device for fuel leakage and collection |
| 12/24/2008 | CN201170742Y Insulation type floating ball level meter |
| 12/24/2008 | CN201170741Y Oil mass sensing system architecture |
| 12/24/2008 | CN201170740Y Visual gauge for mud location of clarifying basin |
| 12/24/2008 | CN201170739Y Water temperature and water level transducer |
| 12/24/2008 | CN201170738Y Novel liquid-level meter for pressure water tank of concrete mixing truck |
| 12/24/2008 | CN201170728Y Antifreezing type multifunctional device for measuring water level and ice thickness |
| 12/24/2008 | CN101331528A Gas leakage detection system in gas cooler |
| 12/24/2008 | CN101331388A Level measuring arrangement with a safety cut-out at high temperatures |
| 12/24/2008 | CN101331387A Device for determining a level of a liquid container of an appliance, particularly a household appliance, and level sensor and detector circuit therefor |