| 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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| 03/05/2009 | US20090063060 Methods for detecting oil deterioration and oil level |
| 03/05/2009 | US20090056438 Gage Cock Ball Valve |
| 03/05/2009 | US20090056437 Liquid Level Detecting Method and Liquid Level Detecting Device |
| 03/05/2009 | US20090056436 System and process for monitoring vehicle fuel level |
| 03/05/2009 | DE202008014563U1 Kunststoffbehälter für ein flüssiges Medium, insbesondere Öl oder Hydraulikflüssigkeiten Plastic container for a liquid medium, in particular oil or hydraulic fluids |
| 03/05/2009 | DE102007041349A1 Füllstandsmessvorrichtung zum Bestimmen und/oder Überwachen eines Füllstandes Level measuring device for determining and / or monitoring a fill level of |
| 03/04/2009 | EP2031409A2 Automatic multi-purpose analyser |
| 03/04/2009 | EP2031359A1 Fill level measuring device for determining and/or monitoring a fill level |
| 03/04/2009 | EP2029979A1 Liquid level detection in an emanation device |
| 03/04/2009 | EP2029978A2 Calibratable fluid level monitoring gauge |
| 03/04/2009 | EP2029977A2 Liquid level detector with magnetic coupling to the indicator dial |
| 03/04/2009 | CN201203482Y 水温水位传感器 Water temperature sensor |
| 03/04/2009 | CN201203461Y Self-cleaning indicating vernier for measuring transparent tube |
| 03/04/2009 | CN201203460Y Remote vehicle mounted metering and monitoring instrument |
| 03/04/2009 | CN201203459Y Mining laser ranging type coal bin coal level sensor |
| 03/04/2009 | CN201203458Y Water-proof anti-scaling water level sensor |
| 03/04/2009 | CN201203457Y Static negative pressure type charge level indicator |
| 03/04/2009 | CN201203456Y Ground water dynamic automatic monitoring instrument |
| 03/04/2009 | CN201203455Y Ground water dynamic automatic monitoring air pressure balancing device |
| 03/04/2009 | CN201203454Y Combined light source type quartz tube dual-color water level gauge |
| 03/04/2009 | CN201200669Y Reminder of infusion liquid level |
| 03/04/2009 | CN101377426A Fill level measuring device for determining and/or monitoring a fill level |
| 03/04/2009 | CN101377045A Drum-type washing machine and control method thereof |
| 03/04/2009 | CN100464984C A cartridge and a printing apparatus |
| 03/03/2009 | US7498974 Radar level gauge with a galvanically isolated interface |
| 03/03/2009 | US7497185 Audible fill level alarms for liquid storage vessels |
| 02/26/2009 | WO2009025996A1 Syringe content detection using rf energy |
| 02/26/2009 | US20090049908 Device And Method For Qualitative Determination Of The Cavitation Energy Of Ultrasound In Containers |
| 02/26/2009 | US20090049706 Fluid level gauge having swivel blade |
| 02/26/2009 | DE102008023508A1 Füllstandsanzeiger für einen Tankwagenbehälter Level indicator for a tanker vessel |
| 02/26/2009 | DE102007040900A1 Auxiliary material receiving container for use in system for spray painting vehicle body, has fill level sensor for determining filling condition of auxiliary material in container, where sensor is designed as capacitive sensor |
| 02/26/2009 | DE102007040309A1 Getränkebereiter mit Füllstandssensor Beverage maker with level sensor |
| 02/26/2009 | DE102007040191A1 Water level measuring arrangement for remote enquiry of water level in borehole, has data communication unit for transmitting measuring data detected by water level sensor, and power supply supplying power to sensor or communication unit |
| 02/26/2009 | DE102006055897B4 Anschlussbox Junction |
| 02/26/2009 | CA2660357A1 Syringe content detection using rf energy |
| 02/25/2009 | EP2027441A1 Liquid measurement device |
| 02/25/2009 | EP1838453A4 Degassing centrifugal apparatus with sensor |
| 02/25/2009 | CN201199171Y Novel inner structure for oil mass sensor |
| 02/25/2009 | CN201199170Y Photo-electricity display liquid level gauge |
| 02/25/2009 | CN201199169Y Multi-polar inductance type liquid-level meter |
| 02/25/2009 | CN201199168Y Block-resistant structure for liquid level meter on decompression tower bottom |
| 02/25/2009 | CN201199064Y Cooking fume exhauster with liquid level detecting and alarming functions |
| 02/25/2009 | CN101375139A Circuit arrangement and method for monitoring functioning of a vibration limit switch and/or a level meter |
| 02/25/2009 | CN101375138A Powdery material filling level detection device and filling level detection method in storing unit |
| 02/25/2009 | CN101375137A Device for determining and monitoring the filling level of a medium in a tank |
| 02/25/2009 | CN101373150A Overflow prompting device |
| 02/25/2009 | CN101373149A Auxiliary electrode of capacitance object position sensor |
| 02/25/2009 | CN101373148A Fluid level gauge having swivel blade |
| 02/24/2009 | CA2423781C Method for sensing a predetermined level of a material, and device therefor |
| 02/24/2009 | CA2418613C Spray device |
| 02/19/2009 | WO2009022965A1 Radar level gauge system having limited transmission power |
| 02/19/2009 | WO2009021764A1 Tank level indicator |
| 02/19/2009 | DE102007038428A1 Tankstandsgeber Tank level indicator |
| 02/19/2009 | DE102007037933A1 Flüssigkeitssensor, insbesondere zur Messung des Ölstands in einem Kraftfahrzeug Liquid sensor, in particular for measuring the oil level in a motor vehicle |
| 02/18/2009 | EP2026047A1 Fluid level sensor for measuring the oil level in a motor vehicle |
| 02/18/2009 | EP2026046A2 Radar level gauge with variable pulse parameters |
| 02/18/2009 | EP2026045A2 Device for determining the amount of hot water remaining |
| 02/18/2009 | CN201196584Y Combined paster resonator |
| 02/18/2009 | CN201196583Y Antifreezing fluid level meter |
| 02/18/2009 | CN101371110A Liquid height and density measurement equipment |
| 02/18/2009 | CN101368841A Optical sensor system for a device for treating fluids |
| 02/18/2009 | CN101368840A Portable tailing dam saturation line detecting instrument |
| 02/18/2009 | CN101368839A Vehicle-mounted GPS fuel stock detection method |
| 02/18/2009 | CN101368838A Water level sensor for automobile and its control method |
| 02/18/2009 | CN101366986A Transfusion alarm |
| 02/18/2009 | CN100462695C Radiometric level gauge |
| 02/17/2009 | US7490515 Liquid level measuring system |
| 02/17/2009 | US7490514 Level sensor comprising a float for determining a fuel level in a fuel tank, and kit for such a level sensor |
| 02/17/2009 | US7490513 Method for sensing levels of conductive liquids |
| 02/12/2009 | WO2009020424A1 Liquid level measurement device and method |
| 02/12/2009 | WO2009019150A1 Method of and apparatus for controlling the height of a column of material in a vessel upstream of a pump |
| 02/12/2009 | WO2009019084A1 Liquid sensor |
| 02/12/2009 | US20090040262 Remaining amount detection sensor and ink-jet printer using the same |
| 02/12/2009 | US20090038395 Light sensing contactless fuel level sensor |
| 02/12/2009 | US20090038394 Apparatus for Measuring the Filling Level of a Liquid in a Container |
| 02/12/2009 | US20090038393 Liquid level sensing apparatus with self-diagnosis function and method for self-diagnosing thereof |
| 02/12/2009 | DE202008013870U1 Einrichtung zum Erkennen von Wassereinbrüchen in Vakuumanlagen Means for detecting water leaks in vacuum systems |
| 02/12/2009 | DE202008013690U1 Sensor Sensor |
| 02/12/2009 | DE102007038022A1 Medium's e.g. liquid, process variable e.g. fill level, determining and/or monitoring device, has guide unit limiting movement of conductor unit i.e. flexible printed circuit board, in one direction |
| 02/12/2009 | DE102007037364A1 Flüssigkeitssensor Liquid Sensor |
| 02/11/2009 | EP2023098A1 Light Sensing Contactless Fuel Level Sensor |
| 02/11/2009 | EP2023097A1 A radar level gauge |
| 02/11/2009 | CN201194011Y Three phase metering controller for metering station |
| 02/11/2009 | CN201193954Y Photoelectric liquid level detector |
| 02/11/2009 | CN201193953Y Active water level measuring sensor |
| 02/11/2009 | CN101364046A Detecting and early-warning system for liquid and liquid level and method |
| 02/11/2009 | CN101363750A Large tonnage material level electronic scale and correcting method of weigh without counter poise |
| 02/11/2009 | CN101363748A Material level indicator for aggregate bin |
| 02/11/2009 | CN100460835C Liquid level detector |
| 02/11/2009 | CN100460834C Method for determining a level of material with a two-wire radar sensor and a two-wire radar sensor |
| 02/11/2009 | CN100460833C Single solid bowl type electrode measurement tube in high precision for water level of steam tank, and method for determining geometrical size |
| 02/11/2009 | CN100460830C Tunable empty pipe function |
| 02/10/2009 | US7487677 Apparatus and methods for monitoring water consumption and filter usage |
| 02/10/2009 | US7487676 Method of and apparatus for measuring a level of liquid in a reservoir, and apparatus for forming a layer on a substrate comprising a liquid level detector |
| 02/05/2009 | WO2009018432A1 Method and apparatus for electronic depth and level sensing by using pressure sensors |
| 02/05/2009 | US20090031799 Float diagnostics for level measurement |
| 02/05/2009 | US20090031798 Fluid level measuring device for a beverage dispenser |
| 02/05/2009 | DE202008013599U1 Füllstandsanzeige Level indicator |
| 02/05/2009 | DE19926648B4 Verfahren zum Betrieb einer Füllstands-Messvorrichtung Method for operating a filling level measurement device |
| 02/05/2009 | DE19540035B4 Sonde mit wärmeisolierendem Halsteil Probe with heat-neck |