ClassID:

171006

G01P5/001 - CPC Classification

Classification description:

Measuring speed of fluids, e.g. of air stream; Measuring speed of bodies relative to fluids, e.g. of ship, of aircraft Full-field flow measurement, e.g. determining flow velocity and direction in a whole region at the same time, flow visualisation

Recent Application in this class:
#1
20260153308
2026-06-04

DeepWind: Artificial Intelligence Device and Methods for Recognizing Wind Along a Projectile Trajectory Path using String

#2
20260126466
2026-05-07

BUBBLE SHEAR STRESS SENSOR AND RELATED METHODS

#3
20260016499
2026-01-15

VELOCITY MEASUREMENT BY DECORRELATION RATIO OF STRUCTURED OPTICAL SIGNALS

#4
20260009816
2026-01-08

SYSTEM AND METHOD FOR FLUID FLOW ASSESSMENT

#5
20250391143
2025-12-25

METHOD AND DEVICE FOR TESTING THE FUNCTION OF A SYSTEM, USE OF A HEAD-MOUNTED DISPLAY, HEAD-MOUNTED DISPLAY, AND METHOD AND DEVICE FOR VISUALLY DISPLAYING 3D DATA

#6
20250355015
2025-11-20

Nitric-Oxide Ionization Induced Flow Tagged Imaging (NiiFTI)

#7
20250334605
2025-10-30

METHOD AND APPARATUS FOR SIMULTANEOUS MEASUREMENT OF FLOW-FIELD VELOCITY AND TEMPERATURE, AND STORAGE MEDIUM

#8
20250333166
2025-10-30

PRECISION AIRDROP SYSTEM AND METHOD

#9
20250180594
2025-06-05

GAS MONITORING METHOD, GAS MONITORING DEVICE, GAS MONITORING SYSTEM, AND GAS MONITORING PROGRAM

#10
20250124542
2025-04-17

COMPUTER-IMPLEMENTED METHOD FOR DOWNSCALING OCEAN SURFACE WIND

#11
20250117030
2025-04-10

ADAPTIVE STOW FOR SOLAR TRACKER SYSTEMS

#12
20250085263
2025-03-13

METHOD TO ESTABLISH A DETECTABLE LEAK SOURCE LOCATION

#13
20240385209
2024-11-21

AIR VELOCITY MEASURING DEVICE

#14
20240265585
2024-08-08

SYSTEMS, METHODS, AND GRAPHICAL USER INTERFACES FOR AUGMENTED REALITY SENSOR GUIDANCE

#15
20240193794
2024-06-13

Method and Apparatus for Tracking Motion of Objects in Three-Dimensional Space

#16
20240180254
2024-06-06

INDOOR AIRFLOW INDICATORS FOR EXHALED CONSTITUENTS

#17
20240175892
2024-05-30

Air velocity measuring device

#18
20240103033
2024-03-28

WIND ESTIMATION APPARATUS, WIND ESTIMATION METHOD, AND NON-TRANSITORY STORAGE MEDIUM

#19
20240027647
2024-01-25

Representation of wind field based on model blending and data interpolation

#20
20240019458
2024-01-18

OPTICAL PROBE FOR MEASURING WALL-SHEAR STRESS

#21
20230375591
2023-11-23

PREDICTION METHOD FOR MAXIMUM VELOCITY PROFILE IN WAVE BOUNDARY LAYER BASED ON VELOCITY DEFECT FUNCTIONS

#22
20230349943
2023-11-02

FLUID MEASURING METHOD AND DEVICE AND ELECTRONIC EQUIPMENT

#23
20230324429
2023-10-12

SYSTEM AND METHOD FOR DETERMINING AN ENVIRONMENTAL PARAMETER DISTRIBUTION

#24
20230280365
2023-09-07

Synchronous measurement system for velocity and temperature of engine plume flow field

#25
20230092382
2023-03-23

Adaptive stow for solar tracker systems

#26
20230083320
2023-03-16

Systems and methods for remote sensing of river velocity using video and an optical flow algorithm

#27
20220397586
2022-12-15

Indoor intrusion detection

#28
20220206033
2022-06-30

OPTICAL FIBER PROBE FOR MEASURING LOCAL TWO-PHASE FLOW PARAMETERS, METHOD OF MANUFACTURING THE OPTICAL FIBER, AND METHOD OF MEASURING TWO-PHASE FLOW PARAMETERS

#29
20220171092
2022-06-02

Representation of wind field based on model blending and data interpolation

#30
20220137083
2022-05-05

DUAL-INTERROGATED INTERFEROMETER FOR FLUID MEASUREMENTS

#31
20220091149
2022-03-24

Wind measuring system

#32
20210364545
2021-11-25

Air measuring device and methods of use

#33
20210356919
2021-11-18

Equipment regulation method and equipment regulation device

#34
20210311507
2021-10-07

Adaptive stow for solar tracker systems

#35
20210311089
2021-10-07

System and method for wind flow turbulence measurement by LiDAR in a complex terrain

#36
20210279389
2021-09-09

Method of determining the wind speed in the rotor plane used for controlling a wind turbine

#37
20210241466
2021-08-05

System and method for three dimensional particle imaging velocimetry and particle tracking velocimetry

#38
20210140869
2021-05-13

3D particle imaging

#39
20210103298
2021-04-08

Airflow sensing based adaptive nonlinear flight control of a flying car or fixed-wing VTOL

#40
20210033480
2021-02-04

Non-destructive monitoring method for internal pressure intensity of pipeline

#41
20210027661
2021-01-28

Nose simulator with multisampling modes for airstream evaluation

#42
20200391871
2020-12-17

Health monitoring of an electrical heater of an air data probe

#43
20200386652
2020-12-10

System and method for optimizing passive control strategies of oscillatory instabilities in turbulent systems using finite-time Lyapunov exponents

#44
20200378999
2020-12-03

Rainbow particle imaging velocimetry for dense 3D fluid velocity imaging

#45
20200348329
2020-11-05

Apparatus and method for measuring velocity perturbations in a fluid

#46
20200319082
2020-10-08

Particulate matter sensors based on split beam self-mixing interferometry sensors

#47
20200233439
2020-07-23

Airflow modeling from aerial vehicle pose

#48
20200225259
2020-07-16

OPTICAL FIBER PROBE FOR MEASURING LOCAL TWO-PHASE FLOW PARAMETERS, METHOD OF MANUFACTURING THE OPTICAL FIBER, AND METHOD OF MEASURING TWO-PHASE FLOW PARAMETERS

#49
20200132527
2020-04-30

Sensor apparatus and method for measuring flow

#50
20200041690
2020-02-06

Combined chemical and velocity sensors for fluid contamination analysis

#51
20190376998
2019-12-12

Stereo particle image velocimetry (PIV) system for long term coastal ocean deployment

#52
20190332054
2019-10-31

System, devices, and methods for digital holography

#53
20190293836
2019-09-26

System and method for sensing wind flow passing over complex terrain

#54
20190285662
2019-09-19

Space-to-time conversion technique using remotely sensed velocity fields

#55
20190285388
2019-09-19

Drone interceptor system, and methods and computer program products useful in conjunction therewith

#56
20190204352
2019-07-04

Measuring apparatus and measuring method

#57
20190163187
2019-05-30

Sailing ship comprising an aerodynamic profile and a system for determining characteristics of an airflow incident on a leading edge of the aerodynamic profile

#58
20190139235
2019-05-09

Method of tracking a plurality of point-shaped objects in a three-dimensional space

#59
20190056421
2019-02-21

Method and system for analyzing velocity distribution of water flow in a water body

#60
20190033339
2019-01-31

Hands-free attachable wind detection device

#61
20180372770
2018-12-27

Methods and apparatus for measuring gas flux

#62
20180335544
2018-11-22

Combined chemical and velocity sensors for fluid contamination analysis

#63
20180330520
2018-11-15

Method and system for calibrating a velocimetry system

#64
20180299478
2018-10-18

Method and system for determining the velocity of a moving fluid surface

#65
20180267072
2018-09-20

Laser system for measuring fluid dynamics

#66
20180246137
2018-08-30

Rainbow particle imaging velocimetry for dense 3D fluid velocity imaging

#67
20180096482
2018-04-05

Devices for refractive field visualization

#68
20170350915
2017-12-07

Measurement of the flow velocity and the flow direction of gases and liquids

#69
20170336431
2017-11-23

SYSTEM AND METHOD FOR MEASURING EXHAUST FLOW VELOCITY OF SUPERSONIC NOZZLES

#70
20170328345
2017-11-16

STABILIZED MICRO SPATIAL WIND VECTOR DETECTION APPARATUS AND METHOD FOR USE IN MARINE ENVIRONMENTS

#71
20170261290
2017-09-14

Systems, Devices, and Methods for Wind Indication

#72
20170045548
2017-02-16

System and method for monitoring a state of a fluid in an indoor space as well as a climate control system

#73
20160350453
2016-12-01

Method of evaluation wind flow based on conservation of momentum and variation in terrain

#74
20160327419
2016-11-10

Sensor apparatus and method for measuring flow

#75
20160320290
2016-11-03

Apparatus for generating two-dimensional illumination patterns

#76
20160320219
2016-11-03

Sensor apparatus

#77
20160161523
2016-06-09

Airflow test method, airflow test apparatus and clean room control system

#78
20160131627
2016-05-12

Reaction carrier, measuring system and measuring method for determining gas and particle concentrations, and optical flow sensor

#79
20160084868
2016-03-24

Method of determining a changing spatial distribution of particles at multiple points in time

#80
20150357973
2015-12-10

Solar cell module efficacy monitoring system and monitoring method therefor

#81
20150355214
2015-12-10

System and method for isolating inertial and non inertial velocities in the ocean

#82
20150329216
2015-11-19

Measurement system for measuring the velocity of an aircraft

#83
20150300822
2015-10-22

System and method for water column aided navigation

#84
20150293140
2015-10-15

Method for detecting turbulence conditions, using the interaction of a laser beam with a thin photochromic film, and device for implementing said method

#85
20150276447
2015-10-01

Flow regime identification of multiphase flows by face recognition Bayesian classification

#86
20150247953
2015-09-03

Systems and methods for predicting arrival of wind event at aeromechanical apparatus

#87
20150212207
2015-07-30

Method and system for generating a distance velocity azimuth display

#88
20150167448
2015-06-18

DOWNHOLE SENSOR

#89
20150016690
2015-01-15

Methods and apparatus for refractive flow measurement

#90
20140375343
2014-12-25

Solar cell module efficacy monitoring system and monitoring method therefor

#91
20140354795
2014-12-04

Low cost optical high speed discrete measurement system

#92
20140340502
2014-11-20

Methods and apparatus for refractive flow measurement with three dimensions and uncertainty

#93
20140333935
2014-11-13

Tracking and characterizing particles with holographic video microscopy

#94
20140268158
2014-09-18

System and method to measure 3D flow characteristics of a gas

#95
20140264080
2014-09-18

Phase-change enabled flow field visualization

#96
20140229139
2014-08-14

METHOD AND DEVICE FOR DETERMINING THE VELOCITY OF AN AIRCRAFT

#97
20140149055
2014-05-29

Multi-plane method for three-dimensional particle image velocimetry

#98
20140071256
2014-03-13

Femtosecond laser excitation tagging anemometry

#99
20140061471
2014-03-06

Airflow-organization testing method for a clean room and system using the same method

#100
20140028496
2014-01-30

Apparatus and method for using radar to evaluate wind flow fields for wind energy applications

#101
20140028495
2014-01-30

System and method for evaluating wind flow fields using remote sensing devices

#102
20130268208
2013-10-10

Methods and apparatus for measuring gas flux

#103
20130261992
2013-10-03

Velocity profile mapping system

#104
20130242286
2013-09-19

Particle image velocimetry system for three-dimensional space

#105
20130220009
2013-08-29

Fluid body flow visualization device and visualization method

#106
20130069971
2013-03-21

VISUALIZATION PROCESSING METHOD AND APPARATUS

#107
20130016335
2013-01-17

Optical space-time coding technique in microfluidic devices

#108
20130002829
2013-01-03

Method of and device for capturing 3D data of one or more airborne particles

#109
20120274746
2012-11-01

Method for determining a set of optical imaging functions for three-dimensional flow measurement

#110
20120186570
2012-07-26

Device generating exhaust gas, especially a boat, comprising a system for determining the volume of exhaust gas

#111
20120179376
2012-07-12

Methods And Apparatus For Monitoring Complex Flow Fields For Wind Turbine Applications

#112
20120105628
2012-05-03

Particle image velocimetry method, particle image velocimetry method for 3-dimensional space, particle image velocimetry system, and tracer particle generating device in particle image velocimetry system

#113
20110299738
2011-12-08

Method for determining flow conditions

#114
20110238330
2011-09-29

Flow determination method

#115
20110209541
2011-09-01

System and method of measuring 2- and 3-dimensional velocity vector using cross-correlation velocimetry

#116
20110199603
2011-08-18

Method for observing fluid and fluid flow observation

#117
20110172935
2011-07-14

Method and system for determining a force acting on a body

#118
20110149268
2011-06-23

DYNAMIC 3D WIND MAPPING SYSTEM AND METHOD

#119
20110144928
2011-06-16

Vortex extraction apparatus, method, program storage medium, and display system

#120
20110140955
2011-06-16

System for measuring turbulence remotely

#121
20110043607
2011-02-24

Tracking and characterizing particles with holographic video microscopy

#122
20110025826
2011-02-03

Color-coded backlighted single camera three-dimensional defocusing particle image velocimetry system

#123
20100312500
2010-12-09

Array of Electromagnetic Radiation Sensors with On-Chip Processing Circuitry

#124
20100294917
2010-11-25

Apparatus and Methods for Imaging

#125
20100133384
2010-06-03

Systems and methods for tracing aircraft vortices

#126
20100133383
2010-06-03

Systems and methods for tracing aircraft vortices

#127
20100128136
2010-05-27

Passive crosswind profiler

#128
20100056936
2010-03-04

BLOOD FLOW RATE IMAGING DEVICE

#129
20100039638
2010-02-18

Self-contained underwater velocimetry apparatus

#130
20100033707
2010-02-11

DEVICE AND METHOD FOR THREE-DIMENSIONAL FLOW MEASUREMENT

#131
20090267826
2009-10-29

System for measuring turbulence remotely

#132
20090234595
2009-09-17

Fluid flow computation, visualization, and analysis

#133
20090171596
2009-07-02

Fast characterization of fluid dynamics

#134
20090121165
2009-05-14

DEVICE AND A METHOD FOR GENERATING DATA RELATING TO PARTICLES IN A PARTICULATE MATERIAL

#135
20090038407
2009-02-12

METHOD OF GAS OR LIQUID FLOW VISUALIZATION ON AN OBJECT SURFACE

#136
20080297763
2008-12-04

SINGLE AXIS SCANNING PIV SYSTEM AND METHOD

#137
20080297762
2008-12-04

System and method for determining crosswinds

#138
20080137992
2008-06-12

Fluid Flow Measurement System, Fluid Flow Measurement Method, And Computer Program

#139
20080123939
2008-05-29

Method of correcting a volume imaging equation for more accurate determination of a velocity field of particles in a volume

#140
20080035789
2008-02-14

Systems and methods for tracing aircraft vortices

#141
20080035784
2008-02-14

AIRCRAFT WAKE VORTEX PREDICTOR AND VISUALIZER

#142
20070299561
2007-12-27

Feedback mechanism for smart nozzles and nebulizers

#143
20070294066
2007-12-20

Apparatus and method for identification of swirling flow

#144
20070280507
2007-12-06

Apparatus and Upwind Methods for Optical Flow Velocity Estimation

#145
20070272007
2007-11-29

Fluid measuring system and fluid measuring method

#146
20070268602
2007-11-22

Fluid measuring system and long focal point optical system

#147
20070206179
2007-09-06

Method and apparatus for fluid velocity measurement based on photobleaching

#148
20070010747
2007-01-11

Methods and systems for acquiring ultrasound image data

#149
20060187469
2006-08-24

Three-dimensional measuring apparatus and three-dimensional measuring method

#150
20060175561
2006-08-10

Particle shadow velocimetry

#151
20060146910
2006-07-06

Method and apparatus for simultaneous velocity and temperature measurements in fluid flow

#152
20060121893
2006-06-08

System for measuring turbulence remotely

#153
20060100528
2006-05-11

Optical image measuring apparatus and optical image measuring method for forming a velocity distribution image expressing a moving velocity distribution of the moving matter

#154
20060090573
2006-05-04

Thermal transient anemometer having sensing cell assembly

#155
20060072101
2006-04-06

System and method for measuring tip velocity of sprayed fuel

#156
20060044548
2006-03-02

System for visualizing flow and measuring velocity field using X-ray particle image velocimetry

#157
20060034504
2006-02-16

Spray data analysis and characterization system

#158
20050283323
2005-12-22

Method and system for shear flow profiling

#159
20050219507
2005-10-06

Method for measuring the flow of fluids

#160
20050176156
2005-08-11

Method of measuring fluid flow

#161
20050062954
2005-03-24

Method of determining a three-dimensional velocity field in a volume

#162
20050049802
2005-03-03

Method for flow analysis utilizing cell elevation topology

#163
18676515
2024-10-08

Method for optimization design of artificial reef structure

#164
18621531
2026-05-19

Forecasting wind conditions for operations of uncrewed aerial vehicles

#165
18071561
2023-09-12

Air velocity measuring device

#166
15672587
2017-11-14

Low cost optical high speed discrete measurement system

#167
15449021
2018-05-22

UAVs for tracking the growth of large-area wildland fires

#168
13134959
2016-06-28

Multi-parameter scattering sensor and methods