| 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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| 10/18/2001 | WO2001077625A1 System and method for remote monitoring of tank levels |
| 10/18/2001 | US20010031500 Irradiation of sample being injected into sample cell; detection of transmitted, scattered or reflected light by photosensor; verification of amount of sample held in cell by photosensor output |
| 10/18/2001 | US20010029782 Digital electronic liquid/density liquid level meter |
| 10/18/2001 | DE10017550A1 Vorrichtung zum Anzeigen und Kontrollieren von Fluidzuständen Apparatus for displaying and controlling fluid states |
| 10/18/2001 | CA2344758A1 System for registration of a fluid level in a receptacle |
| 10/17/2001 | EP1146329A1 Method for verifying amount of sample solution, method for controlling measurement system and method for measuring concentration of solution in apparatus for measuring optical characteristic |
| 10/17/2001 | EP1144963A1 Device for measuring the filling level in a container using thermoelements |
| 10/17/2001 | CN2454764Y Settled-material detection apparatus |
| 10/17/2001 | CN2454763Y Solar water heator tempmerature-level sensor |
| 10/17/2001 | CN2454180Y Automobile oil-tank fitted with metering device |
| 10/17/2001 | CN1318149A Appts. and method for measuring molten metal level in electromagnetic continuous casting |
| 10/16/2001 | US6303073 Metering oven |
| 10/16/2001 | US6301961 Insulated beverage carafe with volume indicator |
| 10/16/2001 | US6301947 Fluid level indicator that compensates for fluid temperature |
| 10/14/2001 | CA2343853A1 Semiconductor device, ink tank provided with such semiconductor device, ink jet cartridge, ink jet recording apparatus, method for manufacturing such semiconductor device, and communication system, method for controlling pressure, memory element, security system of ink jet recording apparatus |
| 10/11/2001 | WO2001075475A2 Method of detecting a material interface using a microwave level transmitter |
| 10/11/2001 | WO2001075474A2 Method and apparatus for discriminating ultrasonic echoes using wavelet function processing |
| 10/11/2001 | WO2001074719A1 Method for determining the efficiency of a liquid processing unit and device using said method |
| 10/11/2001 | WO2001074200A2 Twist bottom dispenser |
| 10/11/2001 | WO2000042395A9 Method and apparatus for detection of a fluid level in a container |
| 10/11/2001 | US20010029416 Vehicular component control systems and methods |
| 10/11/2001 | US20010028305 Intrinsically safe sensor and data transmission system |
| 10/11/2001 | US20010028163 Crush velocity sensing vehicle crash sensor |
| 10/11/2001 | DE10015764A1 Vorrichtung zum Messen des Volumens einer elektrisch leitenden Flüssigkeit An apparatus for measuring the volume of an electrically conductive liquid |
| 10/11/2001 | DE10015217A1 Method and device for measuring level of a liquid in a container under change from operational use sends a query signal into a tank's interior in defined spans of time while receiving a response signal and evaluating it for a display. |
| 10/11/2001 | CA2403717A1 Method and apparatus for discriminating ultrasonic echoes using wavelet function processing |
| 10/10/2001 | EP1143306A2 Developer container, developer amount detecting system, process cartridge, developing device, and image forming apparatus |
| 10/10/2001 | EP1143305A1 Developing device, process cartridge, image forming apparatus and a method for determining the remaining amount of developer |
| 10/10/2001 | EP1143227A2 Device for the display and control of fluid states |
| 10/10/2001 | EP1143226A2 Volume flow measurement using a level change measurement |
| 10/10/2001 | EP1141665A2 Liquid level gauge |
| 10/10/2001 | CN2453406Y Composite type measuirng wheel of water level meter |
| 10/10/2001 | CN2453405Y Automatic indicating and control device for branch water tank in oil dipping factory |
| 10/10/2001 | CN2453404Y Float centre lathe type water level control valve for electric water boiler water receiver |
| 10/10/2001 | CN2453403Y Photoelectric digital water level detector for solar energy water heater and its overflow detector |
| 10/10/2001 | CN2453402Y Direct insertion type water level and water temp. sensor |
| 10/10/2001 | CN1316677A Developing device, processing unit and imaging device |
| 10/09/2001 | US6300897 Stabilization in a radar level gauge |
| 10/09/2001 | US6298721 Continuous liquid level measurement system |
| 10/09/2001 | US6298719 Measuring the angular distribution of a liquid spray produced by a fuel injection valve |
| 10/09/2001 | CA2140522C Rejecting noise in magnetostrictive position detector by determining valid time range for propagation of reference sonic pulses |
| 10/04/2001 | WO2001073383A1 Method and device for detecting and/or monitoring the level of a medium in a container |
| 10/04/2001 | US20010025527 Method and device for determining the filling level for the ascertainment of the simmering process of mineral oil products |
| 10/04/2001 | EP1139076A2 Fault detection of a fuel level sensor |
| 10/04/2001 | EP1139075A2 Method and apparatus for measuring a filling level of a liquid in a container, consumed during use |
| 10/04/2001 | EP1138595A1 Packaging machine for producing sealed packages of a pourable food and featuring a level detecting device |
| 10/04/2001 | DE10015919A1 Verfahren und Vorrichtung zur Steuerung einer Brennkraftmaschine Method and apparatus for controlling an internal combustion engine |
| 10/04/2001 | DE10015306A1 Liquid level gauging method in vehicle tank, involves partially immersing sensor in liquid tank, such that each sensor element provides respective measurement value |
| 10/04/2001 | DE10014290A1 Oil level indicator for electrical equipment e.g. power transformer, includes pointer with upwardly bent ends that trace marking on transparent wall surface of cover |
| 10/03/2001 | CN2452011Y 液位指示器 Level indicator |
| 10/03/2001 | CN2452010Y Liquid level pressure vacuum instrument |
| 10/02/2001 | US6298008 Pulse-echo system for mediums having varying densities |
| 10/02/2001 | US6297733 Stable, reliable capacitive oil deterioration and level sensor |
| 10/02/2001 | US6295881 Sensor package for proximity detectors |
| 10/02/2001 | US6295874 Apparatus for determining a physical process variable of a medium |
| 10/02/2001 | US6295869 Capacitive measurement probe for measuring the level of a liquid and tank equipped with such a probe |
| 09/27/2001 | WO2001071321A1 An instrument to measure the amount of condensation during a gaseous sterilisation process |
| 09/27/2001 | WO2001071296A1 Ink level sensing device and method therefor |
| 09/27/2001 | WO2001071295A1 Alternative liquid environment measurement system and method |
| 09/27/2001 | DE10014887A1 Fill-level determining device for a medium in a tank, has evaluation device that outputs fill-level signal based on signals input from two different fill-level measurement devices |
| 09/27/2001 | DE10014725A1 Measuring instrument has surface wave conductor which is used to transmit electromagnetic waves to medium surface in container, and to transmit back reflected signals to measurement instrument |
| 09/27/2001 | DE10014724A1 Liquid level and density monitoring method employed in food, chemical industry, involves evaluating vibration of vibrating rods arranged immersed in liquid at two different modes and recognizing mass change in rods |
| 09/27/2001 | DE10011860A1 Ölfüllstandssensor Oil level sensor |
| 09/27/2001 | CA2403745A1 An instrument to measure the amount of condensation during a gaseous sterilisation process |
| 09/26/2001 | EP1136796A2 Liquid level detection using acoustic surface waves |
| 09/26/2001 | EP1136795A2 Method and device for level determination for the detection of the boiling progress of petrol products |
| 09/26/2001 | CN2450641Y Self-recording water gage |
| 09/26/2001 | CN2449993Y Metering fuel tank for vehicle |
| 09/25/2001 | US6295018 Low power radar level instrument with enhanced diagnostics |
| 09/25/2001 | US6293145 Sensor for accurate measurement of levels in irregularly shaped tanks |
| 09/25/2001 | US6293144 Method and device for monitoring the consumption of a product, for example a printing ink, using a low-pass filter |
| 09/25/2001 | US6293143 Ink level sensing device and method therefor |
| 09/25/2001 | US6293142 Electromagnetic method of liquid level monitoring |
| 09/20/2001 | WO2001069264A1 Foam detector for concentrator attachment for gas chromatograph |
| 09/20/2001 | WO2001069188A1 Ultrasonic distance measuring system for monitoring railroad car loads |
| 09/20/2001 | WO2001069183A2 Method and apparatus for determining liquid levels in a liquid sample container |
| 09/20/2001 | US20010022342 Optical Transducer |
| 09/20/2001 | DE10112266A1 Filling level alarm system for bath is battery operated and attached to the bath wall by suction pad |
| 09/20/2001 | CA2402913A1 Ultrasonic distance measuring system for monitoring railroad car loads |
| 09/19/2001 | EP1134563A2 Oil level sensor |
| 09/19/2001 | EP1134562A1 Transmission method of a measurement signal between a measurement and a control unit |
| 09/19/2001 | EP1134082A1 Recording apparatus having a device for detecting the presence or absence of a liquid |
| 09/19/2001 | EP1134038A1 Device for detecting and/or monitoring a predetermined level in a container |
| 09/19/2001 | EP1133678A1 Apparatus and method for measuring the molten metal level in electromagnetic continuous casting |
| 09/19/2001 | CN2449210Y Liquid level meter |
| 09/19/2001 | CN2449209Y Bulk material level tester |
| 09/19/2001 | CN2449208Y Pressure-resistance type liquid level transmitters |
| 09/19/2001 | CN2448377Y Transfusion automatic alarm device |
| 09/18/2001 | US6292131 Apparatus and method for liquid level measurement and content purity measurement in a sounding tube |
| 09/18/2001 | US6292104 Capacitance type detector |
| 09/18/2001 | US6289731 Liquid level detector |
| 09/18/2001 | US6289728 Apparatus and method for determining the amount of liquid contained in a storage tank |
| 09/18/2001 | US6289601 Dipstick guide apparatus |
| 09/13/2001 | WO2001067054A1 Device for detecting the level of liquid, particularly for submersed pumps |
| 09/13/2001 | WO2001067053A1 Apparatus and method for measuring the level of a fluid |
| 09/13/2001 | WO2001066352A1 Ink and dampening solution determination in offset printing |
| 09/13/2001 | WO2001066269A1 Device for determining and/or monitoring a predetermined level in a container |
| 09/13/2001 | DE10112172A1 System to determine filling level change in tank chamber of petrol tanker; has electronic level-detection system with additional data evaluation unit for additional parameter of tank contents |
| 09/13/2001 | DE10011261A1 Fuel tank for vehicle; has at least two sensors that are sensitive to fuel, arranged in different positions at different heights above base of tank |
| 09/13/2001 | DE10009406A1 Verfahren und Vorrichtung zur berührungslosen Füllstandsmessung Method and device for contact-free level measurement |