| 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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| 05/17/2006 | CN1774359A Moisture detection system and method of use thereof |
| 05/16/2006 | US7046189 Fill level measuring device and method for fill level measurement using the travel time principle |
| 05/16/2006 | US7046015 Ultrasonic distance measure |
| 05/16/2006 | US7045931 Chip quartz oscillator and liquid-phase sensor |
| 05/16/2006 | US7044590 Ink cartridge detector, ink jet printer incorporating the same and ink cartridge detected by the same |
| 05/16/2006 | US7044077 Mechanical warning device |
| 05/16/2006 | US7043984 Automatically actuated liquid level sensor |
| 05/16/2006 | US7043983 Horizontal liquid level measuring device |
| 05/16/2006 | US7043982 Fuel level sending unit and contact button for same |
| 05/16/2006 | US7043981 Device for determining and/or monitoring a predetermined level in a container |
| 05/16/2006 | US7043969 Machine fluid sensor and method |
| 05/11/2006 | WO2006048454A2 Method for determining the integrity of a product in a container |
| 05/11/2006 | WO2004111578A3 Liquid sensing |
| 05/11/2006 | US20060096369 Horizontal liquid level measuring system |
| 05/11/2006 | US20060096368 Method of measuring the height of a liquid using a high-frequency line probe |
| 05/11/2006 | US20060096367 Apparatus for measuring gas exchange |
| 05/11/2006 | US20060096017 Flush toilet unit |
| 05/11/2006 | DE202006004192U1 Level float, for container with pressurised corrosive fluid, has sealed housing of titanium grade-9 and with inner bracing rings |
| 05/11/2006 | DE202006003595U1 Method for preparing thermal element, especially for level indication of fluids in tanks, has inner conductor and segmented outer conductors embedded in insulating layer |
| 05/11/2006 | DE202006001035U1 Milk quantity transferring, measuring and limiting arrangement, has non-return valves provided in degasifying pipeline sections to regulate gas flow from gas precipitator head region when maximum low pressure generated by ejector exceeds |
| 05/11/2006 | DE19516789B4 Blutreservoirfüllstand-Überwachungsvorrichtung Blood reservoir level monitoring device |
| 05/11/2006 | DE102004054349A1 Prüfen der Integrität von Produkten in Behältern Verifying the integrity of products in containers |
| 05/11/2006 | DE102004054018A1 Inspection device for overflow protection has selective activatable simulation circuit coupled with functioning element of sensor arrangement and with activation arrangement for its selective operation |
| 05/11/2006 | DE102004053639A1 Device for measuring filling state of liquid in container, e.g. diesel in tank, comprising cascade of measuring probes on plates, e.g. of epoxy resin, with measuring surfaces serving as capacitors |
| 05/11/2006 | DE102004053567A1 Verfahren zur Feststellung der Integrität eines in einem Behälter befindlichen Produktes Procedure for determining the integrity of a product located in a container |
| 05/11/2006 | DE102004044477B3 Bistable switch contact for microswitch has housing with bridge for extra clip or preferably plastic and/or high-grade steel clamps of different diameters for parallel alignment of main longitudinal axis of housing relative to level tube |
| 05/11/2006 | CA2586739A1 Method of establishing the integrity of a product located in a container |
| 05/10/2006 | CN2779360Y A liquid level sensor |
| 05/10/2006 | CN2779359Y Liquid level gauge for oil discharge of oil tank car |
| 05/10/2006 | CN2779358Y Dual-chute float type water level balancing apparatus |
| 05/10/2006 | CN2779357Y Weight drop type intelligent powder level gauge |
| 05/10/2006 | CN2779356Y Liquid level monitoring and recording instrument |
| 05/10/2006 | CN1771428A Fill level sensor, measuring method for determining a contact pressure of a contact against a contact path of a potentiometer and device for carrying out the measuring method |
| 05/10/2006 | CN1770420A Wet type cleaning process monitoring apparatus and monitoring method |
| 05/09/2006 | US7040728 Geometry for a dual level fluid quantity sensing refillable fluid container |
| 05/09/2006 | US7040402 Instrumented packer |
| 05/09/2006 | US7040161 Parts washer with improved temperature and pump control |
| 05/04/2006 | WO2006046457A1 Liquid level detecting method and liquid level detecting device |
| 05/04/2006 | US20060093525 Level sensor apparatus for detecting contact of a pipetting needle with a liquid in a vessel |
| 05/04/2006 | US20060090563 Ultrasonic fluid level sensor |
| 05/04/2006 | US20060090562 Apparatus for use in measuring fluid levels |
| 05/04/2006 | DE202006002085U1 Water level measuring device, has multiple open containers, where one of containers is adjustably arranged at central rod, and two of the containers are rigidly connected with one another |
| 05/04/2006 | DE202006001707U1 Monitoring level of fluid in container, e.g. water in bath tub, involves using base part and analysis part within radio communication range |
| 05/04/2006 | DE202005019740U1 Oscillator arrangement for measuring capacitance change, has reference oscillator oscillating to develop frequency and pulse width modulated signal, and ESD-prevention circuit with small self-capacitance against electrical zero point switch |
| 05/04/2006 | DE10309861B4 Verfahren und Vorrichtung zur Bestimmung wenigstens einer chemischen oder physikalischen Eigenschaft einer Flüssigkeit bei Füllstandsmessung in einem Behälter Method and apparatus for determining at least one chemical or physical property of a liquid level measurement in a container at |
| 05/04/2006 | DE102004053645A1 Equipment and system for detecting water in aircraft fuel and water drain valve for aircraft wing uses integrated combination of vertically adjustable float with attached mirror for suspension at water-fuel interface and light detector |
| 05/04/2006 | DE102004053626A1 Method of capacitive measurement of degree of fullness and quality over the discharge time of a capacitor acting as a capacitative fullness and quality sensor in a monostable flip switch |
| 05/04/2006 | DE102004052110A1 Tank level measurement unit processes echoes of transmitted waves for classification using time variation to eliminate interference, bottom and multiple echoes |
| 05/04/2006 | DE102004051148A1 Liquid level sensor for fuel tank in vehicle e.g. truck, has lever sensor detecting level of fluid in area, and another lever sensor arranged in series with former sensor for detecting level in another area arranged above former area |
| 05/04/2006 | DE102004050496A1 Device for determination and monitoring of process variable of medium has first and second modulation range given within single range and evaluation unit modulates output signal within first and second modulation range |
| 05/04/2006 | DE102004050494A1 Vorrichtung zur Bestimmung und/oder Überwachung einer Prozessgröße eines Mediums A device for determining and / or monitoring a process variable of a medium |
| 05/04/2006 | DE102004035757B3 Liquid level height determining arrangement, has measuring conduit with electrical conductors that are arranged at distance to each other, and two terminal resistances are arranged at conduit end, where conductors include fiber optic core |
| 05/03/2006 | EP1651932A1 Monitoring system |
| 05/03/2006 | EP1356354B1 Method for determining and representing an optimal arrangement and installation of a radiometric measuring system |
| 05/03/2006 | EP1203360B1 Magnetically actuated float switch |
| 05/03/2006 | CN2777612Y Display type liquid level controller capable of setting liquid level |
| 05/03/2006 | CN2777514Y Water level tester for solar water heater |
| 05/03/2006 | CN2777513Y Infrared material level meter |
| 05/03/2006 | CN2777512Y Measurer for oil thickness of vertical metal cylinder |
| 05/03/2006 | CN2777511Y Tester for underground water level in vacuum prepressing reinforced area |
| 05/03/2006 | CN1767264A Parabolic antenna of level gauging device and the level gauging device |
| 05/03/2006 | CN1766673A Automatic parasitic echo storage |
| 05/03/2006 | CN1765424A Alarmable transfusion device |
| 05/03/2006 | CN1254663C Digital material level sensor |
| 05/02/2006 | US7039530 Fluid measurement |
| 05/02/2006 | US7038473 Method and apparatus for measuring a fluid level and a motor vehicle provided with such apparatus |
| 05/02/2006 | US7038467 Resonant network fluid level sensor assembly |
| 05/02/2006 | US7036370 Spring assembly with cantilevered spring rods |
| 05/02/2006 | CA2465601C Solid state illuminator for bi-colour ported water level gauges |
| 05/02/2006 | CA2324823C Monitoring fluid condition with a spiral electrode configuration |
| 05/02/2006 | CA2132960C Automated continuous and random access analytical system and components thereof |
| 04/27/2006 | WO2006045019A2 Detector system for traffic lanes |
| 04/27/2006 | WO2006043561A1 Liquid quantity monitor, semiconductor manufacturing equipment provided with liquid quantity monitor and method for monitoring liquid material and liquid quantity |
| 04/27/2006 | WO2005106403A3 Multi-function sensor |
| 04/27/2006 | WO2005057138A3 Fuel level sensor |
| 04/27/2006 | WO2004091960A8 Device for measuring the level of a fuel tank |
| 04/27/2006 | DE10237477B4 Vorrichtung zur Messung von Oberflächendefekten An apparatus for measuring surface defects |
| 04/27/2006 | DE102004051999A1 Level measurement process based on runtime principle, e.g. used in food processing or chemical processing industry, involves using echo signals obtained from liquid filling container to determine level of liquid inside container |
| 04/27/2006 | DE102004051641A1 Measuring device for determining amount of fluid e.g. fuel in tank for portable gas cell system, has conductive strips connecting electrically flat capacitive sensors and/or flat conductive sensors |
| 04/27/2006 | DE102004050495A1 Medium level measuring device, has guard-electrode control unit, which charges guard-electrode with charge compensation signal, and monitoring unit formed such that it monitors compensation signal and/or power requirements of control unit |
| 04/27/2006 | CA2583744A1 Fluid level measuring device for a beverage dispenser |
| 04/26/2006 | EP1650536A2 Container and information provision system |
| 04/26/2006 | CN2775622Y Optic fiber liquid level gauge |
| 04/26/2006 | CN2774316Y Glass wine utensil with scale mark |
| 04/26/2006 | CN1763484A Motor vehicle fuel tank system capable of providing measurement data of road grade and fuel volume |
| 04/25/2006 | US7035642 Method and system for analysis, design, and optimization of communication networks |
| 04/25/2006 | US7034937 Flow meter |
| 04/25/2006 | CA2292901C Oil or water leak detector/alarm system |
| 04/20/2006 | WO2006042248A1 Windshield moisture detector |
| 04/20/2006 | WO2006042154A1 Collapsible liquid level measurement device with attachments |
| 04/20/2006 | WO2006042119A2 Apparatus and method for determining a liquid level in a steam drum |
| 04/20/2006 | WO2006042092A2 Ultrasonic fluid level sensor |
| 04/20/2006 | US20060082433 Stable high temperature with serpentine heating strands on insulative substrate |
| 04/20/2006 | US20060081782 Remote detector system |
| 04/20/2006 | US20060081046 Level gauge for oil-filled transformer, choke, or tap changer |
| 04/20/2006 | DE202006002674U1 Fluid e.g. fuel, level sensor for e.g. passenger car, has thermocouples heating hot contact point and cooling cold contact points, depending on electric current, by Peltier effect and producing thermovoltage based on temperature difference |
| 04/20/2006 | DE19630604B4 Vorrichtung zur Erfassung und Anzeige eines Tintenverbrauchszustands einer Tintenkartusche A device for detecting and indicating an ink consumption condition of an ink cartridge |
| 04/20/2006 | DE102005035186A1 Pegel-Widerstandssensor für Tieftemperaturflüssiggastanks Level resistance sensor for low-temperature liquid gas tanks |
| 04/20/2006 | CA2582404A1 Windshield moisture detector |
| 04/19/2006 | EP1647814A2 Liquid level indicator |