| 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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| 05/02/2013 | US20130108474 System and method for sensing a liquid level |
| 05/02/2013 | US20130104649 Sensor device |
| 05/02/2013 | US20130104648 Torsional sensor including a high-pressure sealing mechanism and system for measurement of fluid parameters |
| 05/02/2013 | US20130104647 Apparatus for determining and/or monitoring a process variable of a medium |
| 05/02/2013 | DE202012100326U1 Signallaufzeitmessung Signal propagation time measurement |
| 05/02/2013 | DE202012100303U1 Signallaufzeitmessung Signal propagation time measurement |
| 05/02/2013 | DE102011117333A1 Fuel tank arrangement for motor vehicle, has switch which is spaced apart from sensor along transverse direction of fuel tank, whose switching state is changed based on detected filling level of fuel tank |
| 05/02/2013 | DE102011085408A1 Meßwandler sowie damit gebildetes Meßsystem Transducer and thus formed measuring system |
| 05/02/2013 | DE102011085319A1 Apparatus for measuring filling level of e.g. aqueous solution in e.g. tank, has evaluation unit derives signal period and level of liquid from transmitted light signal and received light signal |
| 05/02/2013 | CA2853602A1 Electrostatic capacitance fluid level sensor |
| 05/01/2013 | EP2587242A1 Leak detector for a double-wall tank |
| 05/01/2013 | EP2585696A1 A system for monitoring the coolant level and the temperature of an internal combustion engine |
| 05/01/2013 | CN202916714U Liquid level detection and maintaining system |
| 05/01/2013 | CN202915991U Oil level display device for reducing oil level misjudgment rate of transformer substation TYD (capacitor voltage transformer) |
| 05/01/2013 | CN202915990U Ultrasonic liquid level detection system |
| 05/01/2013 | CN202915989U Light-sensitive array shading type fixed particle material level sensor |
| 05/01/2013 | CN202915988U Liquid level sensor with self-calibration function |
| 05/01/2013 | CN202915987U Surface measurement device |
| 05/01/2013 | CN202915986U Far transmitted electron two-tone liquidometer |
| 05/01/2013 | CN202915985U Device capable of removing signal interference of electro-magnetic induction type liquidometer |
| 05/01/2013 | CN202915984U Fording depth automatic alarm device of automobile |
| 05/01/2013 | CN202915983U Process fluid liquid level measure device with remote controlled sealing element |
| 05/01/2013 | CN202915982U Oil level sight glass of crane case |
| 05/01/2013 | CN202915981U Air resistance induction box |
| 05/01/2013 | CN202915980U Water level detecting telephone alarm |
| 05/01/2013 | CN202915979U Warning device of suction sewage truck |
| 05/01/2013 | CN202915978U Electronic level measuring device of insulating compound of pressure regulating equipment of security protection system |
| 05/01/2013 | CN202915977U Diesel metering device for oil drilling |
| 05/01/2013 | CN202915976U Portable water-level remote-monitoring device |
| 05/01/2013 | CN202915975U Oil level automatic monitoring and warning system of expansion tank of transformer |
| 05/01/2013 | CN202908398U Cup special for blind person |
| 05/01/2013 | CN103080862A Pressure-tank water-level control method in a piping system using a level transmitter and a level switch |
| 05/01/2013 | CN103080706A Vibronic measuring device |
| 05/01/2013 | CN103080705A Device for determining and/or monitoring at least one predetermined fill level |
| 05/01/2013 | CN103080704A Capacitance meter |
| 05/01/2013 | CN103076066A Liquid level alarm |
| 05/01/2013 | CN103076065A Laser measuring device for detecting liquid level of liquid metal |
| 05/01/2013 | CN103076064A Method and device for acquiring material level of lime kiln |
| 05/01/2013 | CN103076063A Optical fiber grating water and soil interface sensor and manufacturing and installation method thereof |
| 05/01/2013 | CN103076062A Liquid level meter with self-sealing valve and crane comprising liquid level meter |
| 05/01/2013 | CN102426044B Liquid level measurement system for float bowl of hydraulic power floating type ship elevator |
| 05/01/2013 | CN102426041B Digital radio frequency admittance continuous charge level indicator and control method |
| 05/01/2013 | CN102007384B Contactless liquid level sensor |
| 04/30/2013 | US8429967 Water level display device using LED, and water level measurement system including the same |
| 04/30/2013 | US8429966 Capacitive fill level sensor and method for estimating a fill level |
| 04/30/2013 | US8429965 Fluid level measuring device for a beverage dispenser |
| 04/25/2013 | WO2013059565A1 Modular electronic carbonator fluid level control mechanism |
| 04/25/2013 | WO2013059466A1 Method and apparatus for providing real time air measurement applications in wet concrete |
| 04/25/2013 | WO2013057056A2 Filling level measuring device and method for determining a functional relationship between different tracks |
| 04/25/2013 | WO2012141909A3 Fluid level sensor system |
| 04/25/2013 | US20130098500 Refilling apparatus with jet level sensor |
| 04/25/2013 | DE202013101456U1 Vorrichtung zur Messung des Füllstands von Flüssigkeiten Device for measuring the level of liquids |
| 04/25/2013 | DE102011085128A1 Vorrichtung zur Bestimmung und/oder Überwachung mindestens einer Prozessgröße Apparatus for determining and / or monitoring at least one process variable |
| 04/24/2013 | EP2584652A1 Horn antenna for a radar device |
| 04/24/2013 | EP2584324A1 Fill level measuring device and method for determining a functional correlation between different tracks |
| 04/24/2013 | EP2584323A1 Monitoring device for lubricant quantities |
| 04/24/2013 | CN202903411U 压力传感器 Pressure sensors |
| 04/24/2013 | CN202903287U Floater for magnetic floater liquidometer |
| 04/24/2013 | CN202903286U Liquid level meter for resin material bucket |
| 04/24/2013 | CN202903285U High-temperature-resistant liquid level transmitter |
| 04/24/2013 | CN202903284U Sensor for digital type fuel gauge |
| 04/24/2013 | CN202903283U Novel water level detector applicable to complicated conditions |
| 04/24/2013 | CN202903282U Liquid level measurement device based on stepping motor |
| 04/24/2013 | CN202903281U High-performance tuning fork type intelligent switch |
| 04/24/2013 | CN202903280U Liquid level meter protecting device |
| 04/24/2013 | CN202903279U Laser liquidometer water gauge measuring device |
| 04/24/2013 | CN202903278U Continuous nuclear material level monitoring detector |
| 04/24/2013 | CN202903277U Pressure-taking pressure-stabilizing device of differential pressure type liquidometer high-pressure end of low-temperature liquefied gas storage tank |
| 04/24/2013 | CN202903276U Liquid level gauge |
| 04/24/2013 | CN202903275U Groove body mud layer observing device |
| 04/24/2013 | CN202903274U Quartz glass tube liquid level meter |
| 04/24/2013 | CN202903273U 射频导纳物位计 RF Admittance Level Meter |
| 04/24/2013 | CN202903272U Claw type water level sensor |
| 04/24/2013 | CN202903271U Water treatment liquid level detecting device |
| 04/24/2013 | CN202903270U Oil, gas and water three-phase separation metering tube for output media of core tests |
| 04/24/2013 | CN202903231U Atmometer for measuring evaporation capacity in forest |
| 04/24/2013 | CN202902667U Water level water temperature sensor of witch-type solar water heater |
| 04/24/2013 | CN202901842U Gas drainer observation buoy |
| 04/24/2013 | CN202898594U Molten silicon liquid surface ranging component for crystalline silicon melting furnace and crystalline silicon melting furnace |
| 04/24/2013 | CN103069257A Apparatus and method for securing the attachment of the tube, which is coaxially arranged around the measurement probe, of a measurement probe unit of the fill level meter to a process connection element |
| 04/24/2013 | CN103063373A Leak detector of capsule for transformer oil conservator |
| 04/24/2013 | CN103063274A Piezoelectric transducer downhole liquid level measuring instrument |
| 04/24/2013 | CN103063273A Method, controller and system for detecting feed layer thickness of sintering trolley |
| 04/24/2013 | CN103063272A Method for measuring liquid level |
| 04/24/2013 | CN103063271A Glue quantity detector |
| 04/24/2013 | CN103063270A Wireless material level gauge of dedusting bin |
| 04/24/2013 | CN103063269A Liquid level sensor sensing system for trough manual devices |
| 04/24/2013 | CN103063268A Measuring method of stratified liquid interface liquid level |
| 04/24/2013 | CN103063267A Novel overflow detecting device |
| 04/24/2013 | CN103061929A Internal recycling system of saddle-type oil tank |
| 04/24/2013 | CN102322877B Magnetostrictive position sensor and magnetostrictive sensing component thereof |
| 04/24/2013 | CN102288116B Liquid-level variable and gear variable combined high-precision measuring and metering method and device |
| 04/24/2013 | CN102012120B Water temperature and water level measuring device for solar water heater |
| 04/24/2013 | CN101858919B Automatic analyzer |
| 04/24/2013 | CN101858770B Liquid level detection device and sample adding system |
| 04/24/2013 | CN101522239B Optical determination of the position of the stopper in glass ampoules |
| 04/24/2013 | CN101322016B Filling level radar frequency converter |
| 04/23/2013 | US8427336 Monitoring of undesirable fluid ingress into subsea control modules |
| 04/23/2013 | US8426821 On-belt analyser system |
| 04/23/2013 | US8424381 Fluid level measuring device |