| 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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| 11/25/2009 | CN101586979A Constant-flow bubble type automatic water level measurement method |
| 11/25/2009 | CN101586978A Electric or electronic level sensor |
| 11/25/2009 | CN101586977A Fill level measuring in mobile containers or transport silos |
| 11/25/2009 | CN101586976A Liquid level depth measuring facility of ultra-low temperature liquid and liquid level depth measuring method thereof |
| 11/25/2009 | CN101586975A Real time water level alarm system |
| 11/25/2009 | CN101586974A Liquid level detection electrode |
| 11/25/2009 | CN101586956A River water level monitoring method based on monocular camera |
| 11/24/2009 | US7622726 Dual neutron-gamma ray source |
| 11/24/2009 | US7622709 Variable-ratio neutron-gamma ray source |
| 11/24/2009 | US7621182 Sealed fuel level detector |
| 11/24/2009 | US7621181 Fluid level detector and analyzer |
| 11/24/2009 | US7621178 Method and apparatus for determining the volume of fuel in a vehicle fuel tank |
| 11/19/2009 | WO2009140063A2 Method and apparatus for real-time calibration of a liquid storage tank level gauge |
| 11/19/2009 | WO2009139847A1 Method for measuring reactor bed level from active acoustic measurement and analysis |
| 11/19/2009 | WO2009139716A1 Radar level gauge system using a waveguiding structure with periodically arranged reference impedance transitions |
| 11/19/2009 | US20090282912 Remote fire extinguisher station inspection |
| 11/19/2009 | US20090282911 Fluid level measurement device |
| 11/19/2009 | US20090282910 Method for measuring reactor bed level from active acoustic measurement and analysis |
| 11/19/2009 | DE102008031439A1 Level detection device for detecting level of fluids in tank, has optical light guide bundle provided in tank, where optical light guide bundle has multiple optic fibers |
| 11/19/2009 | DE102008014739B3 Vorrichtung zur Leckageerkennung auf einem Schiff Apparatus for leak detection on a ship |
| 11/18/2009 | EP2118625A1 Device for determining and/or monitoring a process variable |
| 11/18/2009 | CN201348530Y Boiler drum water level non-contact measurement device |
| 11/18/2009 | CN201348529Y Processing circuit of hall oil level sensor |
| 11/18/2009 | CN201348528Y Automatic material probing apparatus of bituminous shale retort furnace |
| 11/18/2009 | CN201348377Y Liquid heating container and controller thereof |
| 11/18/2009 | CN201346514Y Liquid level sensing device of ultrasonic atomization device |
| 11/18/2009 | CN101581594A Sealed type automobile oil level sensor |
| 11/18/2009 | CN101581593A Liquid crystal residue warning system |
| 11/18/2009 | CN100560372C Ink cartridges |
| 11/17/2009 | US7620459 Controlling and operating technical processes |
| 11/17/2009 | US7617725 Electric generator protection system |
| 11/12/2009 | WO2009135757A1 Method for determining reference values for measured values of a capacitance to be measured using a capacitive measuring apparatus |
| 11/12/2009 | WO2009135562A1 Method and device for monitoring the fill level of a liquid in a liquid container |
| 11/12/2009 | WO2009079675A3 Method for determining filling time |
| 11/12/2009 | US20090278699 Recreational vehicle holding tank sensor probe |
| 11/12/2009 | US20090277374 Apparatus and method for storage tank hatch monitoring in an inventory management system |
| 11/12/2009 | US20090277264 Assembly for measuring the specific gravity and level of a liquid |
| 11/12/2009 | DE19934876B4 Füllstandsmeßsystem Füllstandsmeßsystem |
| 11/12/2009 | DE102008022370A1 Verfahren zur Ermittlung von Referenzwerten für Messwerte einer mit einem kapazitiven Messgerät zu messende Kapazität A method for determining reference values for measured values of a measuring device with a capacitive capacitance to be measured |
| 11/12/2009 | DE102008021382A1 Method for computer aided current determination of fluid level of tank of motor vehicle windshield wiper system, involves determining fluid level of tank by discharges |
| 11/12/2009 | DE102008020647A1 Vorrichtung zum Messen einer Sondenimpedanz Apparatus for measuring a probe impedance |
| 11/12/2009 | CA2723264A1 Method and device for monitoring the fill level of a liquid in a liquid container |
| 11/12/2009 | CA2665827A1 Recreational vehicle holding tank sensor probe |
| 11/11/2009 | EP2116820A1 Sealing of antenna system |
| 11/11/2009 | EP2116819A1 A radar-based method for measuring a level of material in a container |
| 11/11/2009 | EP1688598B1 Device and method for discriminating liquid |
| 11/11/2009 | CN201344827Y Water tank sensor for automobile |
| 11/11/2009 | CN201344826Y 液位传感器 Level Sensors |
| 11/11/2009 | CN201344825Y Automatic material level detection device for oil shale dry distillation tower |
| 11/11/2009 | CN201344824Y Magnetic attracting fuel level sensor |
| 11/11/2009 | CN201344823Y Hall oil level sensor |
| 11/11/2009 | CN201344822Y Motor water-cooled device leakage alarm |
| 11/11/2009 | CN201344821Y 液位显示表 Level display table |
| 11/11/2009 | CN201344820Y Air valve component for automobile fuel sensor |
| 11/11/2009 | CN201344819Y Fuel sensor for oil pump of automobile |
| 11/11/2009 | CN201344818Y Device for measuring liquid levels of cryogenic vessel in weighing method |
| 11/11/2009 | CN201344817Y Optical, mechanical and electrical integrated measuring screen |
| 11/11/2009 | CN201344816Y Reagent automatic metering device |
| 11/11/2009 | CN201344602Y Energy-saving wet-film humidifier |
| 11/11/2009 | CN201342934Y Automobile fuel-saving intelligent management device |
| 11/11/2009 | CN101578505A Dispensing measurement device and method of measuring dispensing |
| 11/11/2009 | CN101577359A Sealed antenna system |
| 11/11/2009 | CN101576402A Anti-freezing liquid level indicator |
| 11/11/2009 | CN100559134C Fluid level measuring device for a beverage dispenser |
| 11/10/2009 | US7615954 Density sensing, solid state, pump switching system |
| 11/10/2009 | US7615752 Apparatus and method for enhanced critical dimension scatterometry |
| 11/10/2009 | US7615235 Film-shaped or wafer-shaped pharmaceutical preparation with masked taste |
| 11/10/2009 | US7614299 Device and method for monitoring a gas volume in a unit filled with liquid |
| 11/10/2009 | US7614298 Opaque aerosol container capacity indicator |
| 11/05/2009 | WO2009134202A1 Method of determining a disturbance echo profile for a radar level gauge system |
| 11/05/2009 | WO2009132437A1 Apparatus and method for improving the accuracy of measurements taken with a capacitance- type sensor |
| 11/05/2009 | WO2009112519A3 Evaporator of condensed fluids |
| 11/05/2009 | WO2009110988A3 Vibrating element apparatus |
| 11/05/2009 | US20090272188 Binary Liquid Analyzer For Storage Tank |
| 11/05/2009 | DE102008020930A1 Elektrische Funktionseinheit und Verfahren zur Herstellung einer dreidimensionalen elektrischen Funktionseinheit Electric functional unit and method for producing a three-dimensional electrical functional unit |
| 11/04/2009 | EP2113753A1 Device for measuring a probe impedance |
| 11/04/2009 | CN201340291Y Detecting system for mutual relationships among volume of fuel oil tank, oil level and output resistance of oil pump |
| 11/04/2009 | CN201340290Y Float liquid level device for anticorrosion of storage tank and storage groove |
| 11/04/2009 | CN201340289Y Oil metering indicator |
| 11/04/2009 | CN201340288Y Liquid level indicator for glass ball feeder |
| 11/04/2009 | CN201340287Y Blind-area-free electric contact nilometer |
| 11/04/2009 | CN201340262Y Movable water gauge mark post |
| 11/03/2009 | US7610807 Level gage |
| 11/03/2009 | US7610806 Electronic level gage assembly |
| 11/03/2009 | US7610805 Combination capacitive proximity sensor and ultrasonic sensor for material level monitoring |
| 11/03/2009 | US7610804 Electro-optic liquid level sensing system for aircraft beverage brewing |
| 11/03/2009 | CA2278271C Septic tank sludge gauge |
| 10/29/2009 | WO2009131528A1 Radar level gauging system with galvanically isolating communication link |
| 10/29/2009 | WO2009130235A1 Volatile substance evaporator with substance end-of-life detector |
| 10/29/2009 | WO2009129997A1 Process connector for a measuring probe |
| 10/29/2009 | US20090266442 Device for determining a fill level of a liquid container of an appliance, particularly a domestic appliance, and fill level sensor and detector circuit therefor |
| 10/29/2009 | US20090266157 Liquid-level detecting apparatus |
| 10/29/2009 | US20090266147 Flow diagnosis apparatus for fuel vapor purge system |
| 10/29/2009 | DE202008007989U1 Abstandshalteelement zur Zentrierung eines inneren Leiters Spacer element for centering an inner conductor |
| 10/29/2009 | DE102008021223A1 Capacitive filling level sensor system for use in e.g. metal container, has difference calculation device determining charge on each of electrodes and producing signal from charge difference corresponding to filling level |
| 10/29/2009 | DE102008020036A1 Dielektrische Antenne Dielectric Antenna |
| 10/29/2009 | DE102008020035A1 Distance i.e. fluid level, measuring method, involves changing analog to digital conversion rate for digitalizing low frequency signal, so that data signal with constant representation of real-time signals is stored in storage |
| 10/29/2009 | DE102008020034A1 Prozeßanschluß für einen Meßfühler Process connection for a sensor |
| 10/29/2009 | DE102008001344A1 Fuel filling level determining method for motor vehicle, involves evaluating signals of sensors, separately, where signals of sensors are inferred from other signals based on relationship of signals to filling level |
| 10/29/2009 | DE102008001192A1 Fill level sensor for electrically conducting liquid e.g. carbamide solution, has conductor whose ends are connected with terminals of voltage source for providing voltage difference of voltage source to conductor section |