| 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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| 02/24/2010 | CN101657703A Level indicator |
| 02/24/2010 | CN101657702A Ultrasonic level measurement apparatus and method having variable transmit power |
| 02/24/2010 | CN100592041C Device and method for monitoring a gas volume in a unit filled with liquid |
| 02/23/2010 | US7668693 Method for the evaluation of measurement uncertainty, and a device and system thereof |
| 02/23/2010 | US7665358 Self-calibrating liquid level transmitter |
| 02/23/2010 | US7665357 Accretion alarm for field devices |
| 02/18/2010 | WO2010019427A2 Apparatus and method for monitoring tanks in an inventory management system |
| 02/18/2010 | WO2010017577A1 Water management system |
| 02/18/2010 | US20100042340 Method of and Apparatus for Recording Fuel Supplied to a Vehicle |
| 02/18/2010 | US20100042310 Engine oil level detection system |
| 02/18/2010 | US20100037963 Process-liquid supply mechanism and process-liquid supply method |
| 02/18/2010 | US20100037689 Positioning device for a rod-shaped measuring apparatus |
| 02/18/2010 | US20100037673 Apparatus and method for monitoring tanks in an inventory management system |
| 02/18/2010 | DE102008036963A1 Vorrichtung zur Ermittlung und/oder Überwachung des Füllstandes und/oder des Durchflusses eines Mediums Device for determining and / or monitoring the level and / or the flow of a medium |
| 02/17/2010 | EP2154496A1 Sensor and measuring device |
| 02/17/2010 | EP2154495A1 TDR sensor and measuring method |
| 02/17/2010 | EP2153999A2 Recording apparatus having a device for detecting the presence or absence of a liquid |
| 02/17/2010 | EP2153182A1 Distance measurement apparatus and related methods |
| 02/17/2010 | EP1441939B1 Compact tank for an electrohydraulic braking system |
| 02/17/2010 | CN201408370Y Liquid-level monitoring device for boiler drum |
| 02/17/2010 | CN201408090Y Top-inserted temperature water level sensor for solar water heater |
| 02/17/2010 | CN201408053Y Floating ball of fuel sensor |
| 02/17/2010 | CN201408052Y Float structure of vehicle oil tank measuring apparatus |
| 02/17/2010 | CN201408051Y Pontoon for float level meter |
| 02/17/2010 | CN201408050Y Magnetic turning plate liquid level gauge |
| 02/17/2010 | CN201408049Y Non-contact liquid level detection device for complex working conditions |
| 02/17/2010 | CN201408048Y 液位传感器 Level Sensors |
| 02/17/2010 | CN201408047Y 油量传感器 Fuel Sensor |
| 02/17/2010 | CN201408046Y Infrared remote control ultrasonic material level meter |
| 02/17/2010 | CN201408045Y Tank bottom fixing structure of liquid level sensor |
| 02/17/2010 | CN201408043Y Device for automatically reminding lubrication and recording refueling times |
| 02/17/2010 | CN201408038Y Chemical agent constant volume device |
| 02/17/2010 | CN201406210Y Material level meter |
| 02/17/2010 | CN101652641A Fluid level sensor |
| 02/17/2010 | CN101650211A Method and device for measuring conductive liquid level and conductivity based on double coils |
| 02/17/2010 | CN101650210A Device for testing oil gas recovery effect used in oil depot |
| 02/17/2010 | CN101650209A Convoluted diaphragm-type optical fiber Bragg raster liquid level sensor |
| 02/17/2010 | CN101650208A Mechanical cabinet position converter of gas tank |
| 02/17/2010 | CN101650207A Trend evaluation-based calculation method for fuel gauge |
| 02/17/2010 | CN100590398C Liquid surface detection device |
| 02/17/2010 | CN100590397C All-condition continuous measuring boiler steam drum liquid level gauge and the liquid level calculating method thereof |
| 02/17/2010 | CN100590396C Measuring device and conductivity measuring device for determining flow capacities of electroconductive liquids, measuring element, and method |
| 02/17/2010 | CN100590395C Submersible probe, and distance determining method and positioning method using the probe |
| 02/17/2010 | CN100590393C Fuel monitoring instrument of fuel cell |
| 02/16/2010 | US7663502 Asset system control arrangement and method |
| 02/16/2010 | US7663109 Mobile cantilever door-type container inspection system |
| 02/16/2010 | US7663108 Pulverized bulk material planetary and double helix analyzer system |
| 02/16/2010 | US7661308 Apparatus and method for determining the depth level and amount of fluids in a well |
| 02/16/2010 | US7661307 Low manufacturing cost printed ink liquid level sensors |
| 02/16/2010 | CA2439863C Storage container for liquids hazardous to water |
| 02/14/2010 | CA2655955A1 Variable height bin level sensor for use with a product dispensing agricultural implement |
| 02/11/2010 | WO2010016997A1 Liquid level sensing system |
| 02/11/2010 | WO2010015132A1 Servo liquid level meter |
| 02/11/2010 | WO2010015025A1 A sensor using a bifilar coil |
| 02/11/2010 | US20100032593 System and method of determining fluid levels in containers including an infrared device for detecting a first value associated with an empty portion of a container (as amended) |
| 02/11/2010 | US20100031753 Apparatus for ascertaining and/or monitoring fill level and/or flow of a medium |
| 02/11/2010 | US20100031744 Thermal Liquid Container Having Liquid Level Indicator |
| 02/11/2010 | US20100031743 Device for monitoring the level of the condensate collected in the measuring cylinder of a standardized distillation apparatus and method implemented by using this device |
| 02/11/2010 | DE102008035635A1 Device for capacitive measurement of filling level or level of medium, comprises elongated sensor for producing electrical field, where sensor comprises two elongated electrodes, which are provided for arranging outside medium |
| 02/11/2010 | DE102008034079A1 Verfahren zur Erkennung und/oder Ermittlung einer Prozessgröße und entsprechende Vorrichtung Methods for the detection and / or identification of process parameters and corresponding device |
| 02/10/2010 | EP2151699A1 A pulse radar ranging system |
| 02/10/2010 | EP2151698A1 Signal processing of signals in pulse-echo measuring systems |
| 02/10/2010 | EP2151672A1 Method for measuring a fill level or limit level, fill level or limit level measuring device control and fill level or limit level measuring device |
| 02/10/2010 | EP2150783A1 Liquid level sensor |
| 02/10/2010 | EP2150782A1 Distributed monitoring and control fluid handling system |
| 02/10/2010 | CN201402415Y Automatic control device for water level measurement |
| 02/10/2010 | CN201402171Y Floating ball used for magnetostrictive liquid level meter |
| 02/10/2010 | CN201402170Y Simple water-level alarm device |
| 02/10/2010 | CN201402169Y Novel liquid level meter |
| 02/10/2010 | CN201402168Y Detector for liquid level of measuring cylinder |
| 02/10/2010 | CN201402164Y Two-path low power consumption ultrasonic wave open channel flowmeter |
| 02/10/2010 | CN201399133Y Dropping liquid level monitoring and alarm device |
| 02/10/2010 | CN101644596A Liquid level measuring meter |
| 02/10/2010 | CN101644595A Fitting method of complex water level process |
| 02/09/2010 | US7660494 Fiber optic fuel detection system |
| 02/09/2010 | US7658105 Fuel gauge cap |
| 02/09/2010 | US7658104 Liquid level sensor with level alarm |
| 02/09/2010 | US7658103 Residual liquid quantity detecting method |
| 02/09/2010 | CA2509975C Moisture detection system and method of use thereof |
| 02/09/2010 | CA2501028C Level sensor apparatus for detecting contact of a pipetting needle with a liquid in a vessel |
| 02/04/2010 | WO2010012468A1 Casting level measurement in a mold by means of a fiber optic measuring method |
| 02/04/2010 | US20100030496 Leakage detection and fluid level prognostics for aircraft hydraulic systems |
| 02/04/2010 | US20100024545 Inductive liquid-level sensor |
| 02/04/2010 | US20100024544 Liquid level detection apparatus for engine oil |
| 02/04/2010 | US20100024543 Discrete fluid level sensor and mount |
| 02/04/2010 | US20100024542 Hydrogen storage tank and method of using |
| 02/04/2010 | DE102008040821A1 Fill level sensor for measuring filling level in fuel tank, has contact unit magnetically coupled with float arm, and conductive path and resistance path arranged in corresponding planes that are arranged transverse to each other |
| 02/04/2010 | DE102008031783A1 Sensor device i.e. capacitive sensor, for detecting water filling level in container of condenser laundry dryer, has client circuit supplied with electric fields, generated by server circuit, to provide energy for operating client circuit |
| 02/04/2010 | DE102008031647A1 Füllstandssensor und System mit einem Füllstandssensor und einem Fluidreservoir Level sensor system and with a level sensor and a fluid reservoir |
| 02/04/2010 | DE10058008B4 Vorrichtung zur Nutzsignalgewinnung Apparatus for Nutzsignalgewinnung |
| 02/04/2010 | CA2732424A1 Casting level measurement in a mold by means of a fiber optic measuring method |
| 02/03/2010 | CN201397182Y Underground water level monitoring buoy |
| 02/03/2010 | CN201397181Y Automatic indication device for oil metering tank |
| 02/03/2010 | CN201397180Y Coaxial double float ball water level meter |
| 02/03/2010 | CN201397179Y Measuring instrument for underground water level |
| 02/03/2010 | CN201397178Y Liquid level probing and bar code scanning device |
| 02/03/2010 | CN201397177Y Material position detecting mechanism of cooking pot of hot grinding machine |
| 02/03/2010 | CN201397176Y Water level sensor for electrical household appliances |
| 02/03/2010 | CN201397175Y Self-checking T-square |
| 02/03/2010 | CN201397174Y Glass plate level gauge failure safety protecting device |