| 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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| 10/24/1978 | CA1041007A1 Methods for dtermining velocities and flow rates of fluids flowing in a well bore |
| 10/17/1978 | US4121088 Electrically heated air data sensing device |
| 10/10/1978 | CA1039972A1 Fluid flow sensor |
| 09/26/1978 | CA1039078A1 Linearizing elements for variable area flowmeter |
| 09/19/1978 | USRE29765 Strain gauge transducer system |
| 09/19/1978 | US4114457 Apparatus for ultrasonic measurement |
| 09/19/1978 | US4114439 Apparatus for ultrasonically measuring physical parameters of flowing media |
| 09/19/1978 | US4114438 Devices for measuring the flow speed of a fluid |
| 09/12/1978 | US4112756 Ultrasonic air data system |
| 09/05/1978 | US4111552 Apparatus and method for measuring distance from and speed components of an object traveling vertical to a reference line |
| 09/05/1978 | US4111046 Turbine meters |
| 08/29/1978 | US4109647 Method of and apparatus for measurement of blood flow using coherent light |
| 08/22/1978 | US4107989 Decorative wind velocity and directional indicator |
| 08/22/1978 | CA1037141A1 Microwave fluid flow meter |
| 08/08/1978 | US4104912 System for taking current-metering measurements |
| 07/25/1978 | US4102188 Portable anemometer with collapsible rotors |
| 07/18/1978 | US4101747 Differential pressure operated switch |
| 07/18/1978 | US4101199 Radiation beam splitter |
| 07/18/1978 | US4100797 Non-invasive method and apparatus for instantaneous flow measurement of a segmented fluid stream |
| 07/11/1978 | US4099870 Optical probe for the measurement of speeds in a fluid flow |
| 06/27/1978 | US4097801 Cross-correlator circuit |
| 06/27/1978 | US4097153 Method and apparatus for measuring the electrophoretic mobility of suspended particles |
| 06/27/1978 | US4096744 Pressure sensor for determining airspeed, altitude and angle of attack |
| 06/20/1978 | US4095597 Arrangement for measuring cross-sectional fluctuations of conduits streamed through by fluids and for supplying indications of volumetric flow and/or conduit elasticity based thereon |
| 06/13/1978 | US4094193 Acoustic system for measuring the speed of currents in a body of water |
| 06/06/1978 | US4093917 Velocity measurement system |
| 05/30/1978 | US4092217 Fuel elements for nuclear reactors and method for testing the circulation of fuel elements in a core of a nuclear reactor |
| 05/30/1978 | US4091667 Combination temperature, wind and chill factor instrument |
| 05/30/1978 | US4091666 Combined housing and standard for water flow meters |
| 05/16/1978 | US4089218 Electromagnetic water current meter with staggered stick out electrodes |
| 04/25/1978 | US4085614 Vortex flow meter transducer |
| 04/11/1978 | US4083244 Method and apparatus for measuring fluid flow and/or for exercising a control in dependence thereon |
| 04/11/1978 | US4083240 Balanced sensing system for vortex-type flowmeter |
| 03/28/1978 | US4080925 Portable surface wind indicator |
| 03/28/1978 | US4080837 Sonic measurement of flow rate and water content of oil-water streams |
| 03/21/1978 | US4080574 Apparatus for providing time reference signals |
| 03/14/1978 | US4078428 Measurement of fluid flow |
| 03/14/1978 | US4078426 Anemometer |
| 03/14/1978 | US4078424 Hand-held trolling speedometer |
| 02/21/1978 | US4074571 Obstacle assembly for vortex type flowmeter |
| 02/21/1978 | US4074570 Fluid speed measuring apparatus |
| 01/31/1978 | US4071757 Detection of behind casing water flow at an angle to the axis of a well borehole |
| 01/31/1978 | US4070909 Speed compensating Pitot tube apparatus |
| 01/31/1978 | US4070908 Anemometer compensator linearizer |
| 01/24/1978 | US4069713 Arrangement for determining liquid and gas flow rates |
| 01/24/1978 | US4069708 Flowmeter plate and sensing apparatus |
| 01/03/1978 | US4065966 Compressible fluid velocity measuring instrument |
| 01/03/1978 | US4065957 Fluid speed indicating apparatus and densitometer |
| 12/20/1977 | US4063814 Optical scanner |
| 12/06/1977 | US4061029 Flow separation detector |
| 12/06/1977 | US4061028 Aircraft total energy sensor |
| 11/29/1977 | US4060763 Arrangement for determining the effective value and/or the power of electrical signals |
| 11/15/1977 | US4058010 Airport wind shear monitoring method and apparatus |
| 11/01/1977 | US4056001 Air flow measurement |
| 10/11/1977 | US4052894 Velocity vector sensor for low speed airflows |
| 10/04/1977 | US4051725 Hand-held anemometer |
| 09/27/1977 | US4050303 Fluid flow meters |
| 09/27/1977 | US4050301 Electromagnetic water current meter with synthetic direction field |
| 09/20/1977 | US4049986 Rotational speed to impulse frequency converter |
| 09/20/1977 | US4048853 Method and apparatus for monitoring the flow of liquid and the like |
| 09/13/1977 | US4047431 Wind chill factor indicator |
| 08/09/1977 | US4041376 Detector for detecting the state of electrically non-conductive or substantially electrically non conductive fluid |
| 08/02/1977 | US4038870 Air movement measuring apparatus |
| 07/19/1977 | US4036557 Laser doppler velocimeter |
| 07/19/1977 | US4036065 Grain loss monitor |
| 07/19/1977 | US4036054 Fluid pressure sensing apparatus |
| 06/28/1977 | US4031756 Ultrasonic air movement and temperature measuring apparatus |
| 06/28/1977 | US4031755 Tri dimensional fluid flow sensing device |
| 06/21/1977 | US4030358 Portable air velocity measuring unit |
| 06/14/1977 | US4028939 System for measuring three fluctuating velocity components in a turbulently flowing fluid |
| 06/14/1977 | US4028938 Acoustical flow meter |
| 06/07/1977 | US4028689 Calorimetric flow monitor |
| 06/07/1977 | US4028673 Crosswind measurements through pattern recognition techniques |
| 05/31/1977 | US4026655 Pseudo-backscatter laser doppler velocimeter employing antiparallel-reflector in the forward direction |
| 05/31/1977 | US4026149 Apparatus for measuring the velocity of a fluid |
| 05/31/1977 | US4026148 Water flow meter |
| 05/24/1977 | US4024761 Directional hot film anemometer transducer |
| 05/24/1977 | US4024760 Fluid flow measurement apparatus |
| 05/10/1977 | US4023016 Signal characterizing apparatus |
| 04/26/1977 | US4019383 Four-collector flux sensor |
| 04/19/1977 | US4019038 Correlators |
| 04/05/1977 | US4016528 Moving target detector |
| 04/05/1977 | US4015471 Spherical electromagnetic water current velocity sensor with protruding electrodes |
| 04/05/1977 | US4015470 Flow measuring method and apparatus |
| 03/15/1977 | US4012713 System for providing an indication of wind shear |
| 03/15/1977 | US4011756 Metallic hot wire anemometer |
| 03/15/1977 | US4011753 Method and device for measuring the flow velocity of media by means of ultrasound |
| 03/15/1977 | US4011752 Adaptive speed and direction analyzer |
| 03/01/1977 | US4009603 Zero speed calibration method and apparatus for use with an electro-magnetic underwater log for marine vessels |
| 02/01/1977 | US4005604 Non-contact sensor for vortex-type flowmeter |
| 01/25/1977 | US4004460 Ship movement measurement |
| 01/18/1977 | US4003256 Acoustic oscillator fluid velocity measuring device |
| 01/04/1977 | US4000648 High sensitivity flowmeter |
| 01/04/1977 | US4000647 Heating device for flow sondes |
| 12/14/1976 | US3996799 Device for measuring the flow velocity of a medium |
| 12/14/1976 | US3996795 Ionization flow detector |
| 12/14/1976 | US3996787 Apparatus for indicating ice accretion |
| 12/07/1976 | US3995481 Directional fluid flow transducer |
| 12/07/1976 | US3995480 Thermal sensor for measurement of ocean current direction |
| 11/23/1976 | US3992948 Diver information system |