| Patents for G01F 9 - Measuring volume flow relative to another variable, e.g. of liquid fuel for an engine (1,467) |
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| 02/18/2003 | CA2271252C Patch panel and interlocking module |
| 01/23/2003 | WO2003006934A1 A method and apparatus for detecting oil consumption for electronic fuel-injection vehicles |
| 01/23/2003 | US20030015027 Automatic transmission fluid characteristic monitoring system employed for repair/maintenance and during operation of a land motor vehicle |
| 01/08/2003 | EP1273888A2 Fluid sensing device and a process for determining changes in the type of fluid |
| 12/26/2002 | US20020194910 Method for determining the fluid level of a tank in motor vehicles |
| 12/11/2002 | EP1264227A1 Method and device for mass flow determination via a control valve and for determining a modeled induction pipe pressure |
| 12/11/2002 | CN2525481Y Monitor for IC engine fuel |
| 12/05/2002 | WO2002097377A1 Method and apparatus for instantaneous indication of running efficiency of traffic conveyance |
| 11/28/2002 | DE10124595A1 Gas mass flow determination for exhaust turbo charger of motor vehicle, by evaluating characteristic curves for variation of gas volume flow through compressor and gas mass flow through turbine |
| 10/29/2002 | US6470732 Real-time exhaust gas modular flowmeter and emissions reporting system for mobile apparatus |
| 10/23/2002 | CN2518086Y Automobile oil gage |
| 10/22/2002 | US6467337 Device for calculating cruising range and method therefor |
| 10/15/2002 | US6466879 Systems and methods for monitoring introduction of a processing fluid during a fluid processing procedure |
| 10/02/2002 | DE10112498A1 Consumption measurement device, especially for use in a combustion engine test bed, for precise fuel consumption measurement, has an exchangeable glass measurement chamber that is very quickly swapped over |
| 10/02/2002 | DE10111923A1 Verfahren für eine Tank-Füllstandbestimmung bei Kraftfahrzeugen Procedures for tank level determination of motor vehicles |
| 09/24/2002 | US6453731 Fuel consumption display system and method for vehicles |
| 09/19/2002 | US20020133288 Vehicle state analysis system and its analysis method |
| 09/19/2002 | US20020129800 System and method for air flow and EGR flow estimation |
| 09/18/2002 | EP1241452A2 Method for determining the filling level of a tank in motor vehicles |
| 09/18/2002 | CN1369693A 车辆状态分析系统及其分析方法 Vehicle state analysis system and its analysis method |
| 08/22/2002 | WO2002065064A1 Method and system for tank volume determination |
| 08/07/2002 | EP1229311A2 A vehicle state analysis system and its analysis method |
| 08/06/2002 | US6427533 Vehicle liquid level gauge |
| 07/24/2002 | CN1360202A Method and equipment for measuring fuel consumption of electric-jet type motor-driven vehicle |
| 07/17/2002 | CN1358985A Method for measuring property curve of luid of radiation system |
| 06/04/2002 | US6397668 Fuel level monitor |
| 05/29/2002 | CN2493912Y Multi-function fuel meter for motor vehicle |
| 05/23/2002 | DE10055795A1 Verfahren zur Bestimmung des Kraftstoffverbrauches in Fahrzeugen Method for determining the fuel consumption in vehicles |
| 05/20/2002 | CA2326469A1 Engine emission analyzer |
| 05/16/2002 | US20020056314 Vehicle state analysis system and its analysis method |
| 05/15/2002 | EP1205738A2 Method to determine fuel consumption in vehicles |
| 05/07/2002 | US6382014 Real-time on-road vehicle exhaust gas modular flowmeter and emissions reporting system |
| 05/02/2002 | EP1201897A2 Flow amount calculation controller and flow amount calculation control method |
| 04/25/2002 | US20020046733 Flow amount calculation controller and flow amount calculation control method |
| 03/27/2002 | EP1191313A2 Vehicle state analysis system and its analysis method |
| 03/27/2002 | CN2483694Y Test desk for detecting flow from each orifice of multiorifice fuel spray nozzle used for diesel engine |
| 03/14/2002 | US20020032540 Device for calculating cruising range and method therefor |
| 03/14/2002 | DE10041705A1 Verfahren und Vorrichtung zur Bewertung einer Restkraftstoffmenge in einem Kraftstofftank Method and apparatus for evaluating a residual amount of fuel in a fuel tank |
| 03/13/2002 | CN2482061Y Multifunctional fuel quantity monitor for fuel tank of car |
| 03/07/2002 | US20020026822 Vehicle gas emission sampling and analysis assembly |
| 02/28/2002 | WO2002016886A1 Method and device for evaluating the remaining quantity of fuel in a fuel tank |
| 01/30/2002 | EP1176412A2 Vehicle emission sampling and analysis assembly |
| 01/30/2002 | CN2475002Y Auxiliary device of engine oil consumption measuring apparatus |
| 01/24/2002 | DE10034144A1 Fluid level display device for automobile has usage sensor coupled to display via low-pass filter and damping element with usage dependent damping |
| 01/17/2002 | WO2002004899A1 Systems and methods for monitoring introduction of a processing fluid during a fluid processing procedure |
| 12/13/2001 | WO2001094893A1 Fluid flow meter system |
| 11/28/2001 | CN1324255A Method and device for measuring access flow |
| 11/27/2001 | US6321732 Air flow and EGR flow estimation |
| 11/21/2001 | EP1155291A1 Monitoring the performance of a vehicle |
| 11/20/2001 | US6321178 Diagnosis apparatus for self-propelled vehicle |
| 11/14/2001 | CN2459626Y Vehicle fuel consumption tester |
| 10/30/2001 | US6308694 Flow measurement and control |
| 10/25/2001 | US20010032830 Coolant safety system for automated welding apparatus |
| 10/16/2001 | US6301958 Process for determining the fuel consumption or the operating status of combustion engines |
| 10/11/2001 | DE10017425A1 Device for determination of the long-term average fuel consumption of a vehicle has display and or print output devices so that the driver is readily made aware of his fuel consumption |
| 10/04/2001 | EP1139077A2 Fault condition monitoring of a fuel level sensor |
| 08/22/2001 | EP1124599A1 Method and device for measuring access flow |
| 08/16/2001 | WO2001059536A1 Method and device for mass flow determination via a control valve and for determining a modeled induction pipe pressure |
| 08/14/2001 | US6275768 Fuel pump with fuel mileage calculation option |
| 07/03/2001 | US6253607 Fill level measuring system |
| 06/13/2001 | CN2434649Y Metering digital displaying fuel yauge for motor vehicle |
| 05/29/2001 | US6237408 Coolant safety system for automated welding apparatus |
| 05/22/2001 | US6234012 Air/fuel ratio control system |
| 05/15/2001 | US6230558 Apparatus and method for measuring fuel flow rate and residual fuel quantity and for controlling evaporated fuel |
| 05/09/2001 | CN1294066A Fuel oil indicator for car |
| 04/11/2001 | EP1091197A2 Device for the continuous measurement of the dynamic fuel consumption of a consumer |
| 03/29/2001 | DE19938899A1 Procedure to determine ambient pressure of combustion engine |
| 03/14/2001 | CN1287614A Real-time on-road vehicle exhaust gas modular flowmeter and emissions reporting system |
| 02/06/2001 | US6182644 Flow measurement and control |
| 01/10/2001 | EP1066499A1 Device for determining a tank fuel load |
| 01/04/2001 | WO2001001087A1 Method of determining a remaining distance to be covered and system for this purpose |
| 12/28/2000 | DE19929426A1 Determining residual distance to be travelled involves computing distance from fuel quantity, current position, stored route, route-specific information using mean consumption figures |
| 12/06/2000 | EP1058098A1 System for estimating the quantity of fuel contained in an automobile fuel tank |
| 11/21/2000 | US6148656 Real-time on-road vehicle exhaust gas modular flowmeter and emissions reporting system |
| 10/31/2000 | US6138504 Air/fuel ratio control system |
| 10/25/2000 | EP1046025A1 Real-time on-road vehicle exhaust gas modular flowmeter and emissions reporting system |
| 09/21/2000 | DE10000763A1 Flow measurement of re-circulated gas in an internal combustion engine using a computer to calculate the flow from pressure and temperature measurements using a fixed orifice to control gas flow |
| 09/07/2000 | DE19909164A1 Measurement adapter for multi-hole nozzles for determination of liquid amount injected per nozzle hole has adapter bores leads arranged on outside for connecting adapter bore lines with amount measuring equipment |
| 08/03/2000 | DE19902949A1 Drive unit control method for motor vehicle involves using control parameter dependent on parameter representing tank contents, fill level or remaining range of vehicle with residual contents |
| 07/27/2000 | WO2000043738A1 Device for determining a tank fuel load |
| 07/20/2000 | DE19901532A1 Apparatus for monitoring fuel consumption and for diagnosing the causes of increased fuel consumption |
| 07/12/2000 | EP1018449A2 Fuel consumption display system and method for vehicles |
| 06/15/2000 | WO2000034749A1 Monitoring the performance of a vehicle |
| 05/17/2000 | EP1001155A1 Method and device for calculating cruising range |
| 05/04/2000 | WO2000024440A1 Method and device for measuring access flow |
| 05/03/2000 | CN2376620Y Motor vehicle fuel meter capable of indicating added fuel volume |
| 04/25/2000 | US6053764 Patch panel and interlocking module |
| 03/30/2000 | WO2000017610A1 Method and apparatus for estimating fuel consumption for a vehicle |
| 03/21/2000 | US6038917 Method for calculating fuel economy using manifold air pressure (MAP) and fuel rail temperature |
| 02/22/2000 | US6026682 Coolant safety system for automated welding apparatus |
| 02/08/2000 | US6023667 Oil burner motor and refrigeration and air conditioning motor diagnostic apparatus |
| 12/15/1999 | CN2354113Y Air-gas meter |
| 12/14/1999 | US6002328 Tank display system and method for determining the remaining volume in a tank |
| 12/09/1999 | WO1999063215A1 Method and device for calculating cruising range |
| 12/09/1999 | DE19922044A1 Air flow calculating method for use in an internal combustion engine |
| 12/08/1999 | EP0962750A1 Method for determining the fuel consumption and the operational status of an internal combustion engine |
| 09/07/1999 | US5946905 Optimization control for gas engines with a three-way catalyst |
| 09/01/1999 | EP0939306A1 Device and relative method for monitoring fuel consumption in a vehicle |
| 08/11/1999 | EP0935126A2 Liquid level gauge for use on vehicle |
| 07/15/1999 | WO1999035480A1 Real-time on-road vehicle exhaust gas modular flowmeter and emissions reporting system |