| 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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| 04/15/2004 | US20040073386 Method for estimating fuel volume in a motor vehicle tank |
| 04/15/2004 | US20040070408 Method and device for measuring levels |
| 04/15/2004 | US20040069205 Fluid container with level indicator, and fluid level indicator assembly for a fluid container |
| 04/15/2004 | DE10295969T5 Verfahren und System zur Bestimmung des Tankvolumens A method and system for the determination of the tank volume |
| 04/14/2004 | EP1407236A1 Liquid level sensor using a non linear rheostat and a float |
| 04/14/2004 | CN2611880Y Liquid level, density and temp transducer |
| 04/14/2004 | CN2611879Y Capacitor type level transducer |
| 04/14/2004 | CN1489825A Chip quartz oscillator and liquid-phase sensor |
| 04/14/2004 | CN1489817A Cable duct |
| 04/14/2004 | CN1489722A Method for determining and representing optimal arrangement and installation of radiometric measuring system |
| 04/14/2004 | CN1488920A Number-drum water level gauge |
| 04/14/2004 | CN1488509A Liquid detecting device, liquid-amount detecting device and detecting method tehreof |
| 04/13/2004 | US6719394 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 |
| 04/08/2004 | WO2004029560A1 A device in a level gauging system |
| 04/08/2004 | WO2004028902A1 Aircraft shock strut having a fluid level monitor |
| 04/08/2004 | US20040067164 Fluid measurements in a reaction vessel used in conjunction with a clinical analyzer |
| 04/08/2004 | US20040066348 Through air radar level transmitter |
| 04/08/2004 | US20040066324 Guided wave radar level transmitter |
| 04/08/2004 | US20040065291 Internal combustion engine |
| 04/08/2004 | US20040065148 Stratified hot water heated depth display system |
| 04/08/2004 | DE10248694B3 Container emptying valve with pressure measuring sensor for determining container filling level incorporated in valve cone |
| 04/07/2004 | EP1406347A2 Dielectric rod antenna for use in a level measurement device |
| 04/07/2004 | EP1406071A2 Methods of and systems for measurement of fluids |
| 04/07/2004 | EP1406070A1 Optically coupled sensor for application to combustible liquids |
| 04/07/2004 | EP1405705A1 Weighing equipment for concrete material |
| 04/07/2004 | CN2610315Y Float water gage |
| 04/07/2004 | CN2610294Y Sensor for measuring thickness of slag layer of smelting furnace |
| 04/07/2004 | CN2610225Y Steam pocket water-level double-compartment container |
| 04/07/2004 | CN2610224Y Steam pocket water-level three-compartment balance container |
| 04/06/2004 | US6715350 Automatic tank gauge systems |
| 04/06/2004 | US6715349 Fluid-gauging systems and methods |
| 04/06/2004 | US6715348 Method and apparatus for detecting liquid level |
| 04/02/2004 | CA2444188A1 Improvements in fluid measurements in a reaction vessel used in conjunction with a clinical analyzer |
| 04/01/2004 | WO2004027353A1 Orientating device for a measuring instrument |
| 04/01/2004 | WO2003070227A9 Taste-masked film-type or wafer-type medicinal preparation |
| 04/01/2004 | US20040061043 Optically coupled sensor for application to combustible liquids |
| 04/01/2004 | US20040060365 Flow meter |
| 04/01/2004 | DE20319718U1 Ultrasonic liquid level sensor has a piezoelectric oscillator that is contained within a cylindrical housing and generates oscillations that excite vibrations within a liquid that are detected by a sensor coating surface |
| 04/01/2004 | DE20319489U1 Explosionsgeschütztes Gehäuse Explosion-proof enclosure |
| 04/01/2004 | DE10244982A1 Device for detecting level in domestic appliance, e.g. coffee machine has measurement insert with electrodes at different heights and insulating carrier element on which electrodes are arranged adjacent to each other |
| 04/01/2004 | DE10243430A1 Verfahren und Vorrichtung zum Modifizieren der schwingfähigen Elemente eines Vibrationsdetektors Method and apparatus for modifying the oscillatable elements of a vibration detector |
| 04/01/2004 | DE10242970A1 Vibration level sensor compares mechanical oscillator amplitude and/or frequency with value and detects fault in mechanical oscillator if amplitude and/or frequency of value differs in defined manner |
| 04/01/2004 | CA2436165A1 Optically coupled sensor for application to combustible liquids |
| 03/31/2004 | EP1402237A1 Apparatus and method for measuring the level of a fluid |
| 03/31/2004 | EP1402234A2 Device for determining and/or monitoring the level of a filled substance in a container |
| 03/31/2004 | CN2608960Y Liquid measuring apparatus |
| 03/31/2004 | CN2608959Y Water-deficient, leakage detector for domestic drinker |
| 03/31/2004 | CN2608958Y Oil qantity recording display device |
| 03/31/2004 | CN2608022Y Medical infusion automatic indicator |
| 03/31/2004 | CN1486418A Level-measuring device |
| 03/31/2004 | CN1485598A Method and apparatus for measuring liquid level and liquid usage quantity |
| 03/30/2004 | US6714393 Transient suppression apparatus for potentially explosive environments |
| 03/30/2004 | US6712387 Method and apparatus for controlling deployment of a side airbag |
| 03/30/2004 | US6711950 Liquid level detector |
| 03/30/2004 | US6711949 Remote fluid level detection system |
| 03/30/2004 | CA2406298A1 Power management mechanism for loop powered time of flight and level measurement systems |
| 03/30/2004 | CA2273307C Sensor for measuring content levels in containers |
| 03/27/2004 | CA2405658A1 Method for high pass filtering for echo processing in time of flight ranging systems |
| 03/27/2004 | CA2405656A1 Method for determining echo distance using autocorrelation |
| 03/27/2004 | CA2405645A1 Dielectric rod antenna |
| 03/25/2004 | WO2003060437A3 Dipstick assembly for measuring liquid level |
| 03/25/2004 | WO2003060436A3 Liquid level sensor using a magnetic field viewing film |
| 03/25/2004 | US20040059508 Measuring distances using multistatic probes |
| 03/25/2004 | US20040056910 Liquid consumption status detecting method, liquid container, and ink cartridge |
| 03/25/2004 | US20040056667 Level measuring instrument |
| 03/25/2004 | US20040056612 Device for determining and/or monitoring a predetermined level in a container |
| 03/25/2004 | US20040056321 Stable high temperature sensor system with tungsten on AlN |
| 03/25/2004 | DE10243024A1 Liquid filling level indicator, especially for an agricultural field sprayer, comprises a simple lever and float arrangement mounted on a shaft that passes through a reservoir wall so that an indicator moves over a volume scale |
| 03/24/2004 | EP1400788A1 Liquid level and bubble detection sensor |
| 03/24/2004 | EP1400787A1 Method for detecting quantity variation of high purity liquid chemicals and devices to carry out the method |
| 03/24/2004 | EP1399717A1 Device for determining and/or monitoring filling of a medium in a container |
| 03/24/2004 | EP1399342A1 Windshield washer pump with integrated fluid level sensor |
| 03/24/2004 | CN2607560Y Self-cleaning liquid level detecting box for high-pressure generator |
| 03/24/2004 | CN1484754A Method and system for measuring levels |
| 03/23/2004 | US6710517 Electromechanical drive or sensor element for a measurement instrument, and method for their production |
| 03/23/2004 | US6708562 Level gauge for oil-filled transformers, chokes and tap changers |
| 03/18/2004 | WO2004023086A1 Interface detection using time domain reflectometry with two separate conductive elements |
| 03/18/2004 | WO2004023085A1 Filling amount monitoring method and devices |
| 03/18/2004 | WO2004022456A2 Container or flange cover |
| 03/18/2004 | WO2004008082A3 System for detecting the level of liquid in a tank |
| 03/18/2004 | US20040052477 Optical connector |
| 03/18/2004 | US20040052450 Optical ring architecture |
| 03/18/2004 | US20040051595 Chip quartz oscillator and liquid-phase sensor |
| 03/18/2004 | US20040050861 Pipette system and pipette array |
| 03/18/2004 | US20040050158 Liquid level sensing gauge assembly and method of installation |
| 03/18/2004 | US20040050157 Liquid volume monitor for pressurized tanks |
| 03/18/2004 | US20040050156 Device for detecting electromagnetically the level of a material which is conductive, or made conductive, particularly molten glass |
| 03/18/2004 | DE4242927B4 Optischer Sensor Optical sensor |
| 03/18/2004 | DE10242500A1 Alignment device for use with a filling level measurement instrument, especially for use with granular material, has a pivoting spherical mounting with associated sealing mechanism that enables easy instrument alignment |
| 03/18/2004 | DE10241401A1 Behälter- oder Flanschdeckel Container or flange |
| 03/18/2004 | DE10240550A1 Füllstandsmeßgerät Level measuring device |
| 03/18/2004 | CA2498396A1 Interface detection using time domain reflectometry with two separate conductive elements |
| 03/17/2004 | EP1398605A1 Level gauge |
| 03/17/2004 | EP1397645A1 Sensing apparatus and method |
| 03/17/2004 | CN1483139A Fluid level sensor |
| 03/17/2004 | CN1142413C Device for monitoring storage level of product stored in tank |
| 03/16/2004 | US6705163 Liquid level gauge and spool lock therefor |
| 03/16/2004 | US6705162 Probe assembly for monitoring the water level in electric resistor boilers |
| 03/16/2004 | CA2315547C Antenna |
| 03/11/2004 | WO2004020993A2 System for infrared imaging by inducing acoustic chaos |