| 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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| 11/03/2011 | WO2011137259A2 Electroactive polymer-based flow sensor and methods related thereto |
| 11/03/2011 | WO2011135730A1 Internal combustion engine system control device |
| 11/02/2011 | CN202024796U Fuel oil consumption condition real-time monitoring device for inland water ship |
| 10/27/2011 | WO2011133095A1 Method and system pertaining to a vehicle |
| 10/26/2011 | CN101738233B Method for calculating average fuel consumption, remaining fuel and driving range |
| 10/20/2011 | DE102010027862A1 Verfahren und Vorrichtung zum Ermitteln eines Kraftstoffverbrauchs eines Kraftfahrzeugs Method and apparatus for determining a fuel consumption of a motor vehicle |
| 10/19/2011 | CN102221385A Fuel consumption determining method and navigation system |
| 10/13/2011 | DE102010038989A1 Method for determining fuel consumption of motor car on route, involves determining fuel consumption based on consumption curve indicating context between velocity and fuel consumption of car on similar route |
| 10/13/2011 | DE102010003723A1 Navigational method for determining consumption-optimized route of motor car, involves determining consumption value of motor car on portion based on another consumption value detected on another portion of road network |
| 10/05/2011 | CN202002685U Vehicle oil consumption measuring device |
| 09/29/2011 | DE102010003247A1 Efficiency parameter e.g. absolute fuel consumption parameter, displaying method for car, involves displaying efficiency parameters in relationship to reference value e.g. average value, where travel distance is assigned to value |
| 09/21/2011 | CN201983821U 内燃机车与旅客列车发电车油耗检测仪 Locomotive and passenger train car fuel power detector |
| 09/21/2011 | CN201983820U 碳平衡法油耗检测系统 Fuel carbon balance method detection system |
| 09/21/2011 | CN201983819U 一种汽车燃油计量仪 An automobile fuel meter |
| 09/07/2011 | CN101699229B On-line soft sensing method for flow of inlet water of ozonation contact reactor in water plant |
| 08/31/2011 | EP2362192A1 Fuel economy calculation correction |
| 08/31/2011 | CN102169002A Method for measuring fuel consumption and discharge of hybrid electromobile |
| 08/17/2011 | CN102155962A System and method for accurately measuring instantaneous oil consumption value of automobile |
| 08/10/2011 | CN101819053B Method for calculating, storing and displaying oil consumption of moderate hybrid electric vehicle |
| 08/04/2011 | US20110185799 Method for analyzing the step-by-step injection rate provided by a fuel injection system used in a high power heat engine |
| 08/03/2011 | CN102144088A Device for analyzing the step-by-step injection rate provided by a fuel injection system used in a high power heat engine |
| 07/27/2011 | EP1687596B1 Method for determining additional fuel consumption in a motor vehicle |
| 07/27/2011 | CN102137998A Method for analysing the step-by-step injection rate provided by a fuel injection system used in a high power heat engine |
| 07/21/2011 | WO2011086026A1 Method for determining the amount of a liquid removed from a tank |
| 07/20/2011 | CN102128659A Oil consumption tester |
| 07/20/2011 | CN102128648A Intelligent acceleration sensor and method for measuring engine fuel |
| 07/19/2011 | US7980120 Fuel injector diagnostic system and method for direct injection engine |
| 07/14/2011 | WO2011084977A2 Improved system and method for measuring energy efficiency in vehicles |
| 06/30/2011 | DE102009060283A1 Motor vehicle, has controller for associated representation of theoretical maximum range of motor vehicle, theoretical minimum range of motor vehicle and expected and/or estimated range of motor vehicle in display |
| 06/29/2011 | EP2339304A1 Method for measuring remaining hydrogen capacity of hydrogen storage canister incorporating RFID device |
| 06/23/2011 | WO2011075306A1 System and method for vehicle range extension on detection of a low fuel condition |
| 06/23/2011 | CA2784743A1 System and method for vehicle range extension on detection of a low fuel condition |
| 06/22/2011 | CN201876295U Vehicle-mounted GPS (Global Positioning System) oil consumption mileage monitoring meter |
| 06/22/2011 | CN201876283U Device for measuring oil consumption per unit distance for host machine of ship |
| 06/22/2011 | CN201876282U High-precision burglarproof oil consumption instrument for diesel vehicle |
| 06/15/2011 | CN101619995B Method for measuring travelled mileage of residual fuel in fuel tank |
| 06/08/2011 | CN201859339U Control system for fuel consumption instrument |
| 06/07/2011 | US7955291 Method and apparatus for detecting access recirculation |
| 06/01/2011 | DE102009056257A1 Device for instructing fuel consumption reduction in motor vehicle, has detection device comprising acceleration sensor, timer and processing unit in operative connection with acoustic and optical displays |
| 06/01/2011 | CN201852612U Oil consumption monitoring device for combined drilling oil tanks |
| 06/01/2011 | CN201852605U Vehicle-mounted oil consumption integrating instrument based on communication network |
| 06/01/2011 | CN102080977A Vehicle gasoline consumption measuring device and measuring method |
| 06/01/2011 | CN102080974A Car fuel oil meter |
| 05/25/2011 | EP2324232A1 Device for analyzing the step-by-step injection rate provided by a fuel injection system used in a high power heat engine |
| 05/25/2011 | CN102072753A Device for measuring fuel consumption of main engine of ship in unit distance and implementation method thereof |
| 05/25/2011 | CN102072752A Non-intrusive high-precision automobile fuel consumption measurement system |
| 05/24/2011 | US7946159 Method and device for automatically measuring oil consumption of an internal combustion engine and for changing the oil of said engine |
| 05/18/2011 | CN101706301B Calculation method of automotive average oil consumption and calculation circuit thereof |
| 05/17/2011 | US7945411 Method for determining pump flow without the use of traditional sensors |
| 05/11/2011 | CN201828296U Diesel consumption meter of diesel engine |
| 05/11/2011 | CN102052946A Supervision method for fuel oil for vehicles |
| 04/20/2011 | CN102023039A Oil consumption business intelligent system based on automatic passenger counter and tachograph |
| 04/20/2011 | CN102023018A Method of predicting energy consumption, apparatus for predicting energy consumption, and terminal apparatus |
| 04/19/2011 | CA2546993C Fuel tank level monitoring system and method |
| 04/13/2011 | CN102012235A Car navigation system |
| 04/07/2011 | DE102010046946A1 Vorrichtung zur Ermittlung des Kraftstoffverbrauchs einer Brennkraftmaschine Device for determining the fuel consumption of an internal combustion engine |
| 03/31/2011 | DE102009000478B4 Meßadapter für Mehrlochdüsen Test adapter for multi-hole nozzle |
| 03/30/2011 | CN101424559B Automobile oil gauge control system |
| 03/17/2011 | WO2011030398A1 Fuel consumption display device, fuel consumption display method, and fuel consumption display program |
| 03/17/2011 | WO2011030397A1 Fuel consumption display device, fuel consumption display method, and fuel consumption display program |
| 03/10/2011 | DE102009039092A1 Method for determining two defined potential remaining coverage ranges in motor vehicle, involves determining or displaying potential maximum- coverage range based on determined reduced possible energy consumption values |
| 03/08/2011 | US7904235 Driving evaluation apparatus, driving evaluation program, and driving evaluation method |
| 03/02/2011 | CN201754094U Automobile fuel consumption monitor |
| 03/01/2011 | US7896831 Method and apparatus for calculating fluid flow rate |
| 02/24/2011 | DE102009037875A1 Method for operation of motor vehicle i.e. hybrid vehicle, involves determining and/or optically outputting saving of fuel in relation to virtual comparison usage of fuel by combustion engine, during sailing of motor vehicle |
| 02/23/2011 | CN101979262A Oil consumption prompt system for luggage articles |
| 02/22/2011 | US7892704 Mask for silicon crystallization, method for crystallizing silicon using the same and display device |
| 02/10/2011 | DE102009036673A1 Method for assisting driver of vehicle during driving on arbitrary commuter route between preset starting and destination locations, involves determining and displaying actual fuel consumption of vehicle for driving distance |
| 02/09/2011 | CN101968635A System for measuring and monitoring fuel consumption of automobile in use in real time and measurement and monitoring method thereof |
| 02/03/2011 | WO2011012982A1 Flow rate measuring device and method |
| 02/02/2011 | CN201731902U Heavy hybrid power electric automobile energy consumption and emission testing system |
| 02/02/2011 | CN201731901U Weighing oil consumption instrument for continuous measurement |
| 02/02/2011 | CN101963519A Road test-simulated standard-state fuel consumption detection method based on bench test |
| 02/02/2011 | CN101290241B Abnormal instance fuel meter signal processing method |
| 02/01/2011 | US7880597 Hybrid vehicle battery information display device |
| 01/26/2011 | CN101957224A Multifunctional device for measuring liquid volume in irregular container |
| 01/26/2011 | CN101592508B Automobile fuel consumption detection system and detection method thereof |
| 01/25/2011 | US7877188 Control system for internal combustion engine and control method for internal combustion engine |
| 01/20/2011 | WO2011007449A1 Fuel consumption estimation device, fuel consumption estimation method, and fuel consumption estimation program |
| 01/12/2011 | CN201707089U Externally-hung oil-barrel type complete-vehicle oil consumption testing device |
| 01/12/2011 | CN201705515U Intermittent oil supply device and mass flow-type oil consumption meter with the same |
| 01/12/2011 | CN101561302B Measurement system of vehicle fuel consumption and measurement method thereof |
| 01/05/2011 | CN201697668U Volume type bench electric spraying oil consumption instrument |
| 12/29/2010 | CN101929887A Method for measuring weight of airplane |
| 12/15/2010 | CN201672948U Instrument for measuring vehicle fuel consumption |
| 12/15/2010 | CN201672947U Fuel inlet exhaust device and mass flow type fuel consumption meter adopting same |
| 12/15/2010 | CN201672946U Mass flow type fuel oil consumption measuring instrument |
| 12/14/2010 | CA2345965C Method and device for measuring access flow |
| 12/08/2010 | CN201666803U Marine main engine fuel-oil consumption real-time measuring and analyzing device |
| 12/08/2010 | CN101706300B Detection method of automotive constant speed full load fuel consumption rate |
| 12/07/2010 | CA2515334C System for indicating, recording, and evaluating driving data mode of vehicle for fuel economy |
| 12/01/2010 | CN101900590A Volumetric rack electronic injection fuel consumption instrument |
| 12/01/2010 | CN101564831B Equipment for processing abrasive slurry water-jet microporous nozzle internal runner and method for detecting and controlling real-time flux |
| 11/24/2010 | CN101893467A Method for measuring fuel consumption of medium and heavy vehicles |
| 11/17/2010 | CN101886940A System and method for detecting energy consumption and emission of hybrid electric vehicle |
| 11/16/2010 | US7832276 Pressure measuring device and method |
| 10/21/2010 | WO2010120245A1 Temperature compensated measurement method and system |
| 10/21/2010 | WO2010119206A1 Method for determining motor vehicle operating parameters |
| 10/20/2010 | CN101865713A Fuel consumption meter for automobile |
| 10/14/2010 | WO2010116492A1 Fuel consumption prediction device, fuel consumption prediction method, fuel consumption prediction program, and recording medium |