Patents for G01P 5 - Measuring speed of fluids, e.g. of air stream; Measuring speed of bodies relative to fluids, e.g. of ship, of aircraft (8,453) |
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04/03/1990 | US4914742 Thin film orthogonal microsensor for air flow and method |
04/03/1990 | US4913159 Method for determining blood flow through a narrowed orifice using color doppler echocardiography |
04/03/1990 | US4912977 Device for position determination of transition zones between at least two different enclosing media |
04/03/1990 | CA1267300A1 Family of aerodynamically compensated multiple static pressure tubes |
03/29/1990 | DE3832379A1 Flow sensor |
03/29/1990 | DE3832312A1 Method and device for quickly measuring a local velocity component of a, in particular, flow field |
03/28/1990 | CN1007376B Microwind-guage |
03/27/1990 | US4911005 Velocity-measuring device |
03/20/1990 | US4909079 Heat wire airflow meter |
03/20/1990 | US4909078 Fluid flow detector |
03/14/1990 | EP0358249A2 Method and apparatus for fourier processing of pulsed doppler signals |
03/14/1990 | EP0358205A1 Flight data transmitter |
03/14/1990 | EP0358204A1 Flight data transmitter |
03/14/1990 | EP0357903A2 Apparatus for measuring heat transfer, especially a flow indicator |
03/08/1990 | WO1990002099A1 Process and device for measuring a flow rate |
03/06/1990 | US4905513 Wind speed measuring device |
02/28/1990 | EP0355894A1 Determination of liquid flow features by a spatial temporal method |
02/28/1990 | EP0355300A1 Method for determining the directional symptom of a particle current |
02/27/1990 | US4905000 In an aircraft |
02/27/1990 | US4904944 Flow measuring apparatus with analog, essentially linear output |
02/22/1990 | WO1990001688A1 Thermal-image camera with a cooled detector mosaic |
02/22/1990 | DE3827913A1 Verfahren und vorrichtung zur bestimmung der geschwindigkeit einer stroemung A method and apparatus for determining a velocity of flow |
02/21/1990 | CN1039903A Apparatus for measuring flowing speed of preumatic and hydraulic transmitting granulose material |
02/21/1990 | CN1039902A Method and apparatus for fourier processing of pulsed doppler signals |
02/20/1990 | US4903001 Detecting element using an electrically resistive body, for determining a parameter |
02/15/1990 | DE3827444A1 Method and device for detecting a liquid flow in a line (conduit) |
02/08/1990 | WO1990001146A1 Asymmetrical displacement flowmeter |
02/06/1990 | US4899289 Apparatus for and method of processing signals in a composite waveform including noise and a periodic component |
02/06/1990 | US4898029 Marine instrument |
02/06/1990 | CA1265607A1 Non-invasive blood flow measurements utilizing autoregressive analysis with averaged reflection coefficients |
01/30/1990 | US4896534 Float-type flowmeter |
01/25/1990 | DE3909177A1 Arrangement for measuring the rate of flow in the case of the pneumatic and hydraulic conveyance of fine (small) grained bulk materials |
01/24/1990 | EP0352203A2 Method and apparatus for simultaneously measuring in a pipe the density, the concentration, the flowing rate, the delivery and the temperature of a liquid or a pasty fluid by ultrasonic transmission |
01/23/1990 | US4895442 Velocimeter with an optical fiber mosaic |
01/11/1990 | DE3823246A1 Laser Doppler anemometer |
01/09/1990 | US4893261 Apparatus and method for determining airspeed and direction |
01/03/1990 | EP0349174A1 Thermal flux mass flowmeter |
01/02/1990 | US4890489 Direction-sensitive flow-rate indicator |
01/02/1990 | US4890488 Ultrasonic anemometer |
12/28/1989 | WO1989012809A1 Quad-disk static pressure probe |
12/27/1989 | EP0347732A2 Electrical flow sensor |
12/26/1989 | US4890103 Rate-of-climb indicator |
12/26/1989 | US4888988 Silicon based mass airflow sensor and its fabrication method |
12/26/1989 | US4888987 High sensitivity measurement device for measuring various parameters of non-electric quantity |
12/20/1989 | EP0347096A2 A speed measurement device |
12/20/1989 | EP0346601A2 Method and apparatus for measuring fluid flow velocity, in particular in a wind tunnel |
12/20/1989 | EP0346393A1 Marine instrument |
12/19/1989 | US4887577 Hot-wire type air flow meter and an internal combustion engine with the same |
12/14/1989 | WO1989012216A1 Apparatus for registering leakage or unintended consumption in a pipe system |
12/14/1989 | DE3820025A1 Measurement circuit |
12/14/1989 | DE3818875A1 Device for determining the mass and/or velocity as well as the number of particles in a fluid |
12/12/1989 | US4887213 System for, and methods of, providing for a determination of the movement of an airborne vehicle in the atmosphere |
12/12/1989 | US4885942 Ultrasound flow rate meter using a phase difference method and apparatus |
12/12/1989 | US4885938 Flowmeter fluid composition correction |
12/12/1989 | US4885937 Flow sensor |
12/07/1989 | DE3818505A1 Application of a device for measuring the relative movements between two components |
12/05/1989 | US4885473 Method and apparatus for detecting particles in a fluid using a scanning beam |
12/05/1989 | US4884459 Flow rate converter |
12/05/1989 | US4884448 Ultrasonic doppler meter |
11/30/1989 | DE3816680A1 Method of determining properties of gas-borne solid aerosols in high-temperature zones |
11/29/1989 | EP0343187A1 Dynamic light scattering apparatus. |
11/28/1989 | US4882931 Method and an apparatus for determining the velocity, direction and other magnitudes of a flow, in particular a gas flow |
11/23/1989 | EP0101509B1 Ultrasonic transducers |
11/21/1989 | US4881407 Hot wire air flow meter |
11/16/1989 | WO1989011083A1 A flowmeter |
11/16/1989 | DE3815214A1 Method and device for laser-beam diagnosis |
11/15/1989 | EP0341447A2 Device for determining the influence of cross wind on vehicles |
11/15/1989 | CN1037208A Wind shear recovery guidance system with stall protection |
11/14/1989 | US4881186 Apparatus for measuring injection speed of die cast machines |
11/02/1989 | WO1989010567A1 Accelerometer |
11/02/1989 | EP0339626A1 Sensor |
10/31/1989 | US4876887 Thermal flux mass flowmeter |
10/26/1989 | DE3812554A1 Anemometer with optical propeller scanning |
10/24/1989 | US4876056 Flow measurement |
10/19/1989 | WO1989009955A1 Wind shear recovery guidance system with stall protection |
10/04/1989 | EP0335759A1 Ultrasonic anemometer |
10/03/1989 | USRE33076 Air flow meter circuit with temperature compensation circuit |
10/03/1989 | US4870745 Methods of making silicon-based sensors |
09/27/1989 | EP0333905A1 Laser Doppler anemometer (LDA) for measuring the velocity of moving objects |
09/26/1989 | CA1261169A1 Laser doppler velocimeter |
09/26/1989 | CA1261065A1 Windshear detection and warning system with evasion command |
09/19/1989 | US4866985 Bucket wheel assembly for a flow measuring device |
09/14/1989 | DE3806764A1 Constant-temperature anemometer |
09/12/1989 | US4866639 Method and apparatus for determining the direction of motion in multiple exposure velocimetry |
09/12/1989 | US4864854 Golfer's wind indicator and club selection assistance device |
09/07/1989 | DE3806308A1 Temperature sensor |
08/29/1989 | US4861986 Tracer injection method |
08/29/1989 | US4860583 Air velocity transmitter device |
08/24/1989 | DE3825059C1 Heat transfer measuring unit, in particular a flow monitor |
08/22/1989 | US4859055 Laser velocimeter |
08/16/1989 | EP0327671A2 Flow-indicating or metering device |
08/16/1989 | EP0327545A1 Determination of particle size and electric charge. |
08/15/1989 | US4857922 Windshear detection and warning system with evasion command |
08/15/1989 | US4856895 Method and apparatus for headbox jet velocity measurement |
08/15/1989 | US4856330 Fluid speed or direction measuring apparatus |
08/15/1989 | US4856329 Heat transfer measurement device, in particular flow monitor |
08/15/1989 | US4856321 Apparatus and methods for measuring fluid flow parameters |
08/15/1989 | CA1258531A1 Method for developing air data for use in flight control systems |
08/10/1989 | WO1989007242A1 Circuit arrangement with a flow probe actuated by a bridge circuit |
08/08/1989 | US4854579 Wind indicator for golfers |