| 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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| 05/05/2011 | WO2011052857A1 Apparatus for preventing fog formation and dispersing fog on runways by using a sprinkler |
| 05/05/2011 | WO2011015934A8 Optical sensor for detecting the liquid level in a container, in particular for a removable container for an electric household appliance and associated lens and method |
| 05/05/2011 | WO2010109375A3 Fluid level indicator |
| 05/05/2011 | US20110102522 Ink Cartridge |
| 05/05/2011 | US20110100120 Fill level switch and sensor element for a fill level switch |
| 05/05/2011 | US20110100119 Method and apparatus for measuring liquid quantity in bulk containers |
| 05/05/2011 | US20110100118 Detector of liquid consumption condition |
| 05/05/2011 | DE202011003126U1 Vorrichtung zur Messung des Füllstands von Flüssigkeiten Device for measuring the level of liquids |
| 05/05/2011 | DE202010004710U1 Messvorrichtung zur Fluidzustandsänderung Measuring device for fluid status change |
| 05/05/2011 | DE102010049488A1 Verfahren zum Testen eines Laborgeräts und entsprechend ausgestattetes Laborgerät Method for testing a laboratory instrument and properly equipped laboratory apparatus |
| 05/05/2011 | DE102009051165A1 Vorrichtung und Verfahren zur Feststellung der Existenz wenigstens einer Phasengrenze zwischen übereinander geschichteten Fluiden Apparatus and method for determining a presence of at least one phase boundary between the layered fluids |
| 05/05/2011 | DE102009046382A1 Method for determining filling level of oil at transmission or engine of vehicle, involves non-immersion of filling level sensors in transmission- or engine oil, when resistance change of filling level sensors is determined as large |
| 05/05/2011 | DE102009046148A1 Ultraschallwandler zum Einsatz in einem fluiden Medium An ultrasonic transducer for use in a fluid medium |
| 05/05/2011 | DE102009046147A1 Ultraschallwandler zum Einsatz in einem fluiden Medium An ultrasonic transducer for use in a fluid medium |
| 05/04/2011 | EP2317289A2 Device and method for determining the existence of at least one phase barrier between layered fluids |
| 05/04/2011 | CN201821510U Fish pond environmental information detection system based on wireless sensor network |
| 05/04/2011 | CN201820152U Liquid level measuring and controlling system for brick making machine |
| 05/04/2011 | CN201820151U Liquid level protection alarm device |
| 05/04/2011 | CN201819722U Water level sensor |
| 05/04/2011 | CN201819721U 水位电极 Water level electrode |
| 05/04/2011 | CN201819720U Novel liquid level sensor |
| 05/04/2011 | CN201819719U Water level detection sensor for diesel filter |
| 05/04/2011 | CN201819447U Novel solar energy system |
| 05/04/2011 | CN102047141A High sensitivity frequency modulated radar level gauge system |
| 05/04/2011 | CN102047082A Method of determining a disturbance echo profile for a radar level gauge system |
| 05/04/2011 | CN102044121A Fuel theft alarm device for construction machinery |
| 05/04/2011 | CN102042944A Method and apparatus for detection of phase separation in storage tanks |
| 05/04/2011 | CN102042861A Method and device for acquiring fuel quantity data in fuel tank of vehicle |
| 05/04/2011 | CN102042860A Segment-based signal processing |
| 05/04/2011 | CN102042859A Device for measuring the fill level in a liquid container |
| 05/04/2011 | CN102042858A Wheel disc data acquisition system for monitoring oil consumption |
| 05/04/2011 | CN102042857A GPS (Global Position System) monitoring method for automotive fuel oil volume |
| 05/04/2011 | CN102042726A Natural solution-replenished constant-pressure device for ethylene glycol solution circulating system of ice cold accumulating system |
| 05/04/2011 | CN102041797A Full-automatic flood season water level monitoring device |
| 05/04/2011 | CN101634578B Bi-functional boiler barrel real water level measuring barrel |
| 05/04/2011 | CN101592511B Self-flushing method and self-flushing device for water level gauge |
| 05/04/2011 | CN101400973B Potential separation for filling level radar |
| 05/03/2011 | US7935948 Method and apparatus for monitoring and control of suck back level in a photoresist dispense system |
| 05/03/2011 | US7935937 Method of forming TEM sample holder |
| 05/03/2011 | US7934414 Method and apparatus for manufacturing a measuring device for determining and/or monitoring a process variable and measuring device |
| 04/28/2011 | WO2011049523A1 Energy storage at elevated voltage in a radar level gauge |
| 04/28/2011 | WO2011049377A2 Sectional area data measurement apparatus and method for calculating rainfall and snowfall through three-dimensional wireless complex weather measurement module |
| 04/28/2011 | WO2011049376A2 Snowfall measurement apparatus and method using rds fm-type snowfall measurement module |
| 04/28/2011 | WO2011047771A1 Electrically conductive pipette tip |
| 04/28/2011 | WO2011047440A1 Depth determination apparatus |
| 04/28/2011 | US20110098947 Underwater depth measurement device |
| 04/28/2011 | US20110096633 Portable diver apparatus, comprising a portable computing device and an add on diver device |
| 04/28/2011 | US20110094471 Effects of biodiesel fuel on fuel dilution of engine oil |
| 04/28/2011 | US20110094299 Method for evaluating the measurement signals of a propagation-time based measurement device |
| 04/28/2011 | DE102010040999A1 Baugruppen-Aufbau einer Vorrichtung zur Füllstandsmessung und Vorrichtung zur Füllstandsmessung Module structure of a device for measuring the level and device for level measurement |
| 04/28/2011 | DE102009050757A1 Device for indicating fill level of operating fluid of vehicle, has pipe shaped extension with lower part formed as transparent part such that level of fluid is determined in lower part of extension based on lower end of flexible element |
| 04/28/2011 | DE102009045204A1 Verfahren zur Bestimmung und/oder Überwachung mindestens einer physikalischen Prozessgröße A method for determining and / or monitoring at least one physical process variable |
| 04/27/2011 | EP2315045A1 Measurement of distances or changes in distances |
| 04/27/2011 | EP2314992A1 Level measurement apparatus |
| 04/27/2011 | EP2313751A2 Apparatus and method for monitoring tanks in an inventory management system |
| 04/27/2011 | EP2041529B1 Sytem for determining and/or monitoring a process quantity of a medium |
| 04/27/2011 | CN201811769U Ultrasonic liquid level remote observation device |
| 04/27/2011 | CN201811768U High-temperature and high-humidity resistance water level sensor |
| 04/27/2011 | CN201811767U Transformer oil level intelligent on-line monitor with stable running state |
| 04/27/2011 | CN201811471U Water level and water temperature sensor structure for engineering header of solar water heating engineering |
| 04/27/2011 | CN201811466U Water temperature and water level measuring device for solar water heater |
| 04/27/2011 | CN201810306U Hydrogeological parameter observation instrument used for singly drilling underground |
| 04/27/2011 | CN201806421U Sound warning water cup |
| 04/27/2011 | CN201806399U Music teacup holder for wine bar |
| 04/27/2011 | CN102036828A An ink containment system and ink level sensing system for an inkjet cartridge |
| 04/27/2011 | CN102036771A Method and apparatus for monitoring the surfaces of slag and molten metal in a mould |
| 04/27/2011 | CN102032940A Liquid level sensor |
| 04/27/2011 | CN102032939A Vibration level sensor |
| 04/27/2011 | CN102032938A Water flow detection circuit of ecological house |
| 04/27/2011 | CN101532738B Floater of solar water heater water-temperature water-level probe |
| 04/26/2011 | US7930938 System for determining fluid level |
| 04/26/2011 | US7930937 Detection device making it possible to measure the quantity of hot water remaining in a storage reservoir |
| 04/21/2011 | WO2011046636A1 Light enhanced flow tube |
| 04/21/2011 | WO2011044891A1 Device and method for measuring the filling level in containers having any shape, in particular inside motor vehicle tanks |
| 04/21/2011 | WO2011005748A3 Fluid tank and fluid level sender with external signaling feature |
| 04/21/2011 | WO2010031666A3 Household appliance having a fillable steam boiler, and steam boiler for a household appliance |
| 04/21/2011 | US20110093129 Energy storage at elevated voltage in a radar level gauge |
| 04/21/2011 | US20110091330 Condensate Removal Pump Controller Using Acoustic Liquid Level Sensor |
| 04/21/2011 | US20110090088 Method and apparatus for detection of phase separation in storage tanks |
| 04/21/2011 | US20110088465 Method and device for monitoring the fill level of a liquid in a liquid container |
| 04/21/2011 | DE102009045768A1 Device for determining and/or monitoring predetermined filling level of bulk goods in silo, has one module detachably connected with another module, where former module includes current-meter and latter module includes motor and motor shaft |
| 04/21/2011 | DE102009045667A1 Vorrichtung zur Messung des Füllstands in einem Flüssigkeitsbehälter Device for measuring the filling level in a liquid container |
| 04/20/2011 | EP2312283A1 Method and apparatus for detection of phase separation in storage tanks |
| 04/20/2011 | EP2312282A1 Wiper assembly for fuel level indication |
| 04/20/2011 | EP2310814A1 Liquid level sensing system |
| 04/20/2011 | EP2310073A1 Medication delivery device and method of assembling a medication delivery device |
| 04/20/2011 | CN201803767U Magnetic floater type turn-over column liquidometer |
| 04/20/2011 | CN201803766U Novel liquid angular position sensor |
| 04/20/2011 | CN201803765U Wireless remote intelligent water-level observation gauge |
| 04/20/2011 | CN201803764U Intelligent oil level sensor for motor vehicle |
| 04/20/2011 | CN201803763U Liquid level measuring device of glass furnace |
| 04/20/2011 | CN201803762U Self-locking type oil dip rod |
| 04/20/2011 | CN201803761U Testing device for detecting condition of gauge rod to follow up material level in blast furnace |
| 04/20/2011 | CN201803732U Spiral tube micrometer element and micrometer device containing same |
| 04/20/2011 | CN201803504U Solar water fullness warning device |
| 04/20/2011 | CN201800532U Self-heating and oil level display integrated device for automobile fuel tank |
| 04/20/2011 | CN102027337A Multi-channel radar level gauge system |
| 04/20/2011 | CN102023600A Water addition amount monitoring system of earth and rockfill dam construction material transportation vehicle and monitoring method thereof |
| 04/20/2011 | CN102023045A Non-contact photoelectric measurement method and device for bunker coal position |
| 04/20/2011 | CN102023044A Direct measuring device and direct measuring method for loading capacity of grinder equipment |