| 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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| 04/14/2010 | CN201437350U Leak redundancy protector of large frame car hydraulic system |
| 04/14/2010 | CN1758033B All working condition high precision electrode sensor system of steam pocket large mass or water level |
| 04/14/2010 | CN101694397A Method and device for automatically measuring ascending/descending one-way movement of water level |
| 04/14/2010 | CN101694396A Water level detecting device and method for dryer |
| 04/14/2010 | CN101694395A Flow measuring and transmitting device of dam infiltration flow of reservoir |
| 04/14/2010 | CN101408448B High-frequency high-precision water-level change meter |
| 04/14/2010 | CN101283238B Motor vehicle oil dipstick means |
| 04/14/2010 | CN101237057B Solution density control and supply device |
| 04/13/2010 | US7694560 Non-invasive bottom up continuous liquid level transmitter |
| 04/13/2010 | US7694559 Electro-optic liquid level sensing system for aircraft beverage brewing |
| 04/13/2010 | US7694430 Locking plug system |
| 04/08/2010 | WO2010038052A1 Aircraft skin panel with ultrasonic gauge |
| 04/08/2010 | WO2010037586A1 Method for producing a capacitive measuring device |
| 04/08/2010 | US20100083751 Process for measuring a fill level or limit state, circuit for a device that measures a fill level or limit state, and device that measures a fill level or limit state |
| 04/08/2010 | US20100083750 Apparatus for ascertaining and/or monitoring a process variable of a medium |
| 04/08/2010 | DE102008050326A1 Vorrichtung zur Bestimmung und/oder Überwachung einer Prozessgröße eines Mediums A device for determining and / or monitoring a process variable of a medium |
| 04/08/2010 | DE102008050266A1 Vorrichtung zur Bestimmung und/oder Überwachung einer Prozessgröße eines Mediums A device for determining and / or monitoring a process variable of a medium |
| 04/08/2010 | DE102008050138A1 Method for assigning measuring signal of fill level sensor to liquid amount in fuel container of motor vehicle, involves obtaining Measuring signals of sensor, and using characteristics curves for determining assignment of measuring signal |
| 04/08/2010 | DE102008042550A1 Rough road section identifying method for motor vehicle, involves determining parameter that characterizes fluid level of tank using optical measurement method or float principle, and identifying rough road section based on parameter |
| 04/08/2010 | DE102008042275A1 Household appliance e.g. steam ironing station, has inlet arranged relative to sensor so that liquid stream entering steam boiler strikes coupling region when inlet releases liquid into interior space before liquid is collected in boiler |
| 04/08/2010 | DE102008042274A1 Steam boiler for domestic appliance, particularly steam iron and steam cleaning station, is provided with interior enclosed by defining walls, where limiting wall is provided with inlet for liquid |
| 04/08/2010 | DE10030628B4 Flüssigkeitsstand-Meßsystem Liquid level measuring system |
| 04/08/2010 | CA2736578A1 Aircraft skin panel with ultrasonic gauge |
| 04/07/2010 | EP2172749A1 Microwave antenna for a fill level measuring device |
| 04/07/2010 | EP2171409A1 Ultrasonic fuel level monitoring system incorporating an acoustic lens |
| 04/07/2010 | EP2170770A1 A percolating filter system with a removable cartridge |
| 04/07/2010 | CN201436562U Water level control and alarm circuit |
| 04/07/2010 | CN101692005A 数字电容式液位测量传感器 Digital capacitive level measurement sensors |
| 04/07/2010 | CN101691956A Bottom-mounted sensor for solar water heater |
| 04/07/2010 | CN101691840A Water level observation well and construction method thereof |
| 04/07/2010 | CN101691649A Titanizing and aluminizing agents for sponge titanium reactor and method |
| 04/07/2010 | CN101354278B Crude oil storage tank sampling detector |
| 04/07/2010 | CN101233393B Potential separation for filling level radar |
| 04/07/2010 | CN101160509B 耦合装置 Coupling device |
| 04/06/2010 | US7690252 Submarine sampler |
| 04/01/2010 | WO2010036766A1 Fluid overfill probe with thermal stress prevention |
| 04/01/2010 | WO2010035907A1 Reservoir and brake device using same |
| 04/01/2010 | WO2010034574A1 Fill level measuring device operating by way of microwave waves |
| 04/01/2010 | US20100082271 Fluid level and concentration sensor |
| 04/01/2010 | US20100078581 Fluid overfill probe with thermal stress prevention |
| 04/01/2010 | US20100077855 Ink level sensor |
| 04/01/2010 | US20100077854 Circuit Design to Prevent False Level Sense Readings |
| 04/01/2010 | US20100077853 Method and apparatus for detecting contact of a pipetting needle with a liquid in a vessel |
| 04/01/2010 | DE102008049623A1 Verfahren zur Fertigung einer kapazitiven Messvorrichtung A method of manufacturing a capacitive measuring device |
| 04/01/2010 | DE102008042254A1 Capacitive filling level sensor for determining filling level of aqueous urea solution for denitrification of exhaust gases of internal combustion engine, has electrically non-conductive layer covering electrodes in fluid switching region |
| 04/01/2010 | DE102008020036B4 Dielektrische Antenne Dielectric Antenna |
| 03/31/2010 | EP2169389A1 Single well nuclear density gauge |
| 03/31/2010 | EP2169363A1 Fluid level sensing apparatus mount structure |
| 03/31/2010 | EP2169362A1 Stirring stick for stirring and metering fluids |
| 03/31/2010 | EP2167952A1 Determination of slurry concentration |
| 03/31/2010 | EP2167924A1 Dispense volume monitor for arrays |
| 03/31/2010 | CN201434873Y Liquid flow direction indicator sign |
| 03/31/2010 | CN201434862Y Switching gate valve for taking liquid of water quality online automatic detector |
| 03/31/2010 | CN201434828Y Automatic lamp detector |
| 03/31/2010 | CN201434785Y Precision metering device of water quality analyzer |
| 03/31/2010 | CN201434715Y Liquid level sensor |
| 03/31/2010 | CN201434714Y Locomotive floating oil level meter |
| 03/31/2010 | CN201434713Y Movable type measuring instrument for bed level in storing warehouse |
| 03/31/2010 | CN201434712Y Water level sensing system with oscillation frequency output |
| 03/31/2010 | CN201434711Y Anti-surge water level measuring device |
| 03/31/2010 | CN201434710Y Novel hammer-type water level sensor |
| 03/31/2010 | CN201433094Y Controllable and displayable quantometer for edible oil quantification machine |
| 03/31/2010 | CN201432585Y A precisely measured fuel tank for vehicle |
| 03/31/2010 | CN101688853A Determination of slurry concentration |
| 03/31/2010 | CN101688803A Method for mounting a capacitive level sensor in a liquid tank |
| 03/30/2010 | US7688193 Oil level detection device for internal combustion engine |
| 03/30/2010 | CA2655115A1 Single well nuclear density gauge |
| 03/30/2010 | CA2650258C Automated continuous and random access analytical system |
| 03/25/2010 | WO2010032196A1 Liquid appliance and transport lock |
| 03/25/2010 | WO2010032064A1 Level measurement system |
| 03/25/2010 | WO2010031531A1 Anti-theft alarm for a liquid storage tank |
| 03/25/2010 | WO2010031453A2 Method for monitoring the quality of a fuel comprising alcohol in a storage tank |
| 03/25/2010 | US20100076702 Water Level Measuring Apparatus and Measuring Method |
| 03/25/2010 | US20100071459 System for measuring a physical variable |
| 03/25/2010 | DE202007019017U1 Befüllvorrichtung zum Befüllen eines Rohres eines Rohrbündelreaktors mit einem Schüttgut Filling device for filling a tube of a tube bundle reactor with a bulk material |
| 03/25/2010 | DE112008000963T5 Integrierter Ölzustands- und -füllstandssensor Integrated oil state and -füllstandssensor |
| 03/25/2010 | DE102008048795A1 Optical sensor device for use in paint robot to detect e.g. leakage of paint, has light source i.e. LED, with light conductor that conically ends at longitudinal end such that light waves are reflected on light conductor of receiving device |
| 03/25/2010 | DE102008048582A1 Mit Mikrowellen arbeitendes Füllstandsmessgerät Uses microwaves level gauge |
| 03/24/2010 | EP2166671A2 Method and apparatus for highly accurate higher frequency signal generation and related level gauge |
| 03/24/2010 | EP2166336A1 Method for monitoring the quality of a fuel containing alcohol in a storage tank |
| 03/24/2010 | EP2166321A2 Method for robust gauging accuracy for level gauges under mismatch and large opening effects in stillpipes and related apparatus |
| 03/24/2010 | EP2166320A2 Apparatus and method for dynamic peak detection, identification, and tracking in level gauging applications |
| 03/24/2010 | EP2166319A1 Variable transmission output for fill state measurement |
| 03/24/2010 | EP2166318A1 Method and apparatus for adaptively handling level measurements under unstable conditions |
| 03/24/2010 | EP2166317A1 Means for controlling the operation of a condensate-lifting pump |
| 03/24/2010 | EP2165165A1 Method and device for detecting a tank level |
| 03/24/2010 | EP2165164A1 Device and method for determination regarding the liquid level in containers |
| 03/24/2010 | EP2165115A1 An optical switch |
| 03/24/2010 | CN201429525Y Optical quantitative sampling device capable of adjusting quantitative volume |
| 03/24/2010 | CN201429450Y Assembly-ball floater |
| 03/24/2010 | CN201429449Y Intelligent high precision liquid level gauge |
| 03/24/2010 | CN201429448Y Oil level sensor of power steering reservoir |
| 03/24/2010 | CN201429447Y Portable practical liquid-level measuring device |
| 03/24/2010 | CN201429446Y Frequency modulated radar level sensor |
| 03/24/2010 | CN201429445Y Energy-saving glass tube level gauge |
| 03/24/2010 | CN201429444Y Underground water level automatic monitoring instrument |
| 03/24/2010 | CN201429443Y Handheld oil-level detector |
| 03/24/2010 | CN201429160Y Condensate plate liquid level alarming type marine cabinet machine |
| 03/24/2010 | CN201426796Y Intelligent catheter |
| 03/24/2010 | CN101680797A Distance measurement apparatus and related methods |