| 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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| 05/29/2013 | CN102455199B Fuel oil consumption detection method of fuel oil engine generator |
| 05/22/2013 | CN103115651A Method for detecting fuel consumption of vehicle in transient road-test standard state |
| 05/22/2013 | CN102445247B Method for measuring fuel consumption of methanol vehicle |
| 05/15/2013 | CN103105179A Oil consumption expense displaying and reminding device and vehicle and oil consumption expense displaying method |
| 05/08/2013 | CN102012235B Car navigation system |
| 05/01/2013 | CN103076059A Vehicle constant speed road test standard state fuel consumption amount correction method |
| 05/01/2013 | CN103076058A Diesel generator fuel consumption monitoring system |
| 04/17/2013 | CN202885883U Diesel engine fuel consumption meter dynamometer system |
| 04/17/2013 | CN103048027A Measuring instrument of oil consumption of diesel engine |
| 04/10/2013 | CN202869572U Fuel oil sampling circuit |
| 04/10/2013 | CN202869571U Heavy commercial vehicle fuel consumption monitoring system |
| 04/10/2013 | CN103033226A Work performance test system and method |
| 04/04/2013 | WO2013047206A1 Information processing system and information processing device |
| 04/04/2013 | WO2013046988A1 Display device for work machinery, and work machinery in which display device is mounted |
| 04/03/2013 | CN103017846A Liquid consumption metering method and device, and fuel consumption measuring system of generator set |
| 03/27/2013 | CN202836648U Engine oil consumption real-time measuring instrument |
| 03/27/2013 | CN202836647U Natural gas volume display system |
| 03/27/2013 | CN103003676A Consumption indication system for a vehicle |
| 03/27/2013 | CN102997969A Fuel consumption rate measuring system |
| 03/27/2013 | CN101821594B Arrangement and method for determining the oil consumption of an oil-lubricated machine |
| 03/20/2013 | CN202814476U Liquid fuel consumption detecting device for vehicle |
| 03/20/2013 | CN102980623A Display system of automobile combined meter surplus fuel quantity |
| 03/20/2013 | CN102980622A Design and adjusting method for fuel oil metering device starting flow characteristics |
| 03/20/2013 | CN102169002B Method for measuring fuel consumption and discharge of hybrid electromobile |
| 03/19/2013 | US8401778 System for displaying a cumulative fuel economic driving area and method thereof |
| 03/13/2013 | CN202793487U Automobile fuel consumption monitor |
| 03/06/2013 | CN101795919B Fuel economy driving assistance apparatus |
| 02/28/2013 | WO2013026282A1 Excavator self-detection system and method |
| 02/28/2013 | DE102012215119A1 Momentaner Kraftstoffverbrauch-Anzeigeeinrichtung für ein Fahrzeug Instantaneous fuel consumption display device for a vehicle |
| 02/27/2013 | EP2562518A1 Device and method for evaluating the driving of a vehicle. |
| 02/27/2013 | EP2561485A1 Method and system pertaining to a vehicle |
| 02/27/2013 | CN202757652U Engine fuel consumption metering device and automobile fuel consumption management system |
| 02/27/2013 | CN102944279A Automobile fuel sampling circuit |
| 02/12/2013 | US8371184 Flow velocity and pressure measurement using a vibrating cantilever device |
| 02/06/2013 | CN102914337A System and method for testing fuel consumption and efficiency of excavator |
| 01/31/2013 | US20130025354 Method and device for testing a fuel injector |
| 01/16/2013 | CN102435246B Excavator self-detection method |
| 01/09/2013 | CN202661120U Fuel tank for road test of finished automobile |
| 01/09/2013 | CN102865896A Non-contact intelligent flowmeter |
| 01/09/2013 | CN102865867A Evaluation indication system, evaluation indication method and computer-readable storage medium |
| 01/05/2013 | CA2782105A1 Heuristic method for computing performance of an aircraft |
| 01/02/2013 | CN202648721U Vehicle fuel consumption monitoring system |
| 01/02/2013 | CN102853872A Method for calculating oil consumption of vehicle, oil consumption device and oil consumption vehicle |
| 01/02/2013 | CN102853871A Oil level monitoring method and system |
| 01/02/2013 | CN102435247B Oil quantity digital display method for heavy-duty vehicle based on float type oil quantity sensor |
| 12/25/2012 | US8340884 Fuel saving method and device for vehicle |
| 12/20/2012 | US20120323467 Fuel injection amount calculation method and fuel injection controlling apparatus |
| 12/20/2012 | DE102011100029B4 Vorrichtung zum Messen eines Kraftstoffflusses und Kalibriervorrichtung dafür A device for measuring fuel flow and calibration for |
| 12/19/2012 | CN202614300U Tester for light vehicle fuel economy experiment |
| 12/19/2012 | CN202614299U Oil consumption monitoring device for transport vehicles |
| 12/19/2012 | CN202614298U Automatic air exhausting device for automobile oil consumption gauge |
| 12/19/2012 | CN202614297U Combined automobile fuel consumption measuring instrument |
| 12/19/2012 | CN202614296U Gasoline consumption metering instrument of gasoline vehicle |
| 12/18/2012 | CA2497030C Flow device and method |
| 12/12/2012 | CN102818599A Automobile fuel consumption fast detection system based on carbon balance principle |
| 12/05/2012 | CN202582628U Fuel consumption comparison digital monitoring device for photovoltaic energy-saving vehicle |
| 12/05/2012 | CN202582627U An auxiliary oil tank for forklift oil consumption detection |
| 12/05/2012 | CN102809395A System and method for monitoring oil consumption of engineering vehicle and engine |
| 11/29/2012 | WO2012160593A1 Parameter estimation method, characteristic evaluation method, and navigation device |
| 11/29/2012 | WO2012160263A1 Improved apparatus for filtering and disinfecting ambient air |
| 11/28/2012 | CN202562539U Engine oil consumption monitoring system capable of improving oil management efficiency |
| 11/28/2012 | CN102798422A Method for measuring oil consumption of hybrid electric vehicle |
| 11/28/2012 | CN102798421A Method and device for obtaining abnormal oil mass data of car |
| 11/28/2012 | CN102795111A Oil consumption monitoring system |
| 11/21/2012 | EP2524196A1 Method for determining the amount of a liquid removed from a tank |
| 11/21/2012 | CN202547707U Detection device of pipeline flow signals |
| 11/21/2012 | CN102791530A System and method for vehicle range extension on detection of a low fuel condition |
| 11/21/2012 | CN102788619A Vehicle fuel consumption monitoring and management system |
| 11/21/2012 | CN102788584A Road grade data generating device and generating method, control device for vehicle and energy consumption amount predicting device for vehicle |
| 11/14/2012 | CN202533126U Oil consumption sensor with high measurement accuracy |
| 11/14/2012 | CN202533125U Distance induction type oil mass sensor |
| 11/14/2012 | CN102778269A Comprehensive measuring system for directly measuring oil consumption of vehicle fuel |
| 11/14/2012 | CN102778268A Integrated measurement system for indirectly measuring oil consumption of vehicular fuel oil |
| 11/07/2012 | CN202522287U Intelligent digital fuel meter for mining truck |
| 11/07/2012 | CN202522280U Oil consumption meter |
| 11/07/2012 | CN202522277U Vehicle refueling measurement device |
| 11/07/2012 | CN202522276U Automotive fuel sensor |
| 11/07/2012 | CN102768524A System optimization method and device of ship operation energy efficiency |
| 10/31/2012 | DE102011100029A1 Vorrichtung zum Messen eines Kraftstoffflusses und Kalibriervorrichtung dafür A device for measuring fuel flow and calibration for |
| 10/31/2012 | CN202511828U Signal source device for accurately measuring oil quantity in oil tank of motor vehicle |
| 10/31/2012 | CN202511827U Real-time oil consumption detection device for engine |
| 10/31/2012 | CN102128648B Method for measuring engine fuel by intelligent acceleration sensor |
| 10/24/2012 | EP2513613A1 System and method for vehicle range extension on detection of a low fuel condition |
| 10/24/2012 | CN102749111A Wet gas flow measuring method and device |
| 10/23/2012 | US8296048 Vehicle information system |
| 10/23/2012 | US8296039 Method and device for the robust estimation of the ratio of injection control parameters to resultant injected fuel quantity |
| 10/17/2012 | CN202494484U Movable interconnection type oil consumption metering system of vehicles and ships |
| 10/17/2012 | CN102735303A Energy consumption amount experiment calculation method of increased stroke type electric automobile |
| 10/17/2012 | CN102735302A Volumetric fuel consumption measurement device |
| 10/17/2012 | CN102288243B Passenger car energy consumption detecting method |
| 10/16/2012 | US8290687 Procedure for determining the injected fuel mass of a single injection and device for implementing the procedure |
| 09/26/2012 | CN202453017U Fuel consumption display device of automobile |
| 09/26/2012 | CN102692256A Vehicle fuel consumption real-time measuring and displaying device |
| 09/20/2012 | US20120239272 Method for testing the fuel quantity balance in a common rail system, corresponding engine control system, and corresponding diagnosti device |
| 09/19/2012 | CN202442738U Vehicle fuel quantity detection terminal |
| 09/19/2012 | CN202442737U Fuel consumption measuring device for excavator |
| 09/19/2012 | CN102681514A Fuel oil monitoring system and method and engineering vehicle |
| 09/19/2012 | CN102680039A Combined oil consumption meter for automobile |
| 09/19/2012 | CN102680038A Fuel consumption meter for gasoline vehicles |
| 09/11/2012 | US8265901 Device for detecting and displaying one or more of body weight, body fat percentage, blood pressure, pulse and environmental temperature |