ClassID:

142245

F03B17/063 - CPC Classification

Classification description:

Other machines or engines using liquid flow , e.g. of swinging-flap type with rotation axis substantially at right angle to flow direction the flow engaging parts having no movement relative to the rotor during its rotation

Sub-classes:
Recent Application in this class:
#1
20260098514
2026-04-09

River Paddle Wheel Generator Device

#2
20260002511
2026-01-01

LOW FLOW MICROBIAL FUEL CELL AND HYDRO-KINETIC TURBINE

#3
20250389248
2025-12-25

VERTICAL AXIS TURBINE

#4
20250283448
2025-09-11

HIGH-MASS HYDRO ROTOR FOR HYDROELECTRIC POWER GENERATION

#5
20250243838
2025-07-31

HYDROPOWER DEVICE COMBINING LIFT AND DRAG EFFECTS

#6
20250101943
2025-03-27

WATER-DRIVEN ELONGATED-CONVEYOR TURBINE AND METHOD OF USING A WATER-DRIVEN ELONGATED-CONVEYOR TURBINE

#7
20250092853
2025-03-20

HYDROELECTRIC TURBINE

#8
20250092852
2025-03-20

A GENERATOR AND A METHOD FOR GENERATING ELECTRICITY WITH A GENERATOR

#9
20240280081
2024-08-22

ENERGYMASTER - A FLOATING HYBRID TIDAL/WAVE/WIND HARVESTING SYSTEM

#10
20240191684
2024-06-13

Kinetic machine, powered by flowing water for the extraction of energy by pressurizing water

#11
20240011460
2024-01-11

Water-driven elongated-conveyor turbine and method of using a water-driven elongated-conveyor turbine

#12
20230228243
2023-07-20

Manufacturing method for hydroelectric power generation system

#13
20230184206
2023-06-15

HYDRODYNAMIC TURBINE ROTOR

#14
20230121808
2023-04-20

Water-driven elongated-conveyor turbine and method of using a water-driven elongated-conveyor turbine

#15
20230087285
2023-03-23

Collapsible frictionless vertical axis power generating wind/ocean current turbine

#16
20220220932
2022-07-14

ELECTRICAL ENERGY GENERATION DEVICE

#17
20220042489
2022-02-10

Collapsible frictionless vertical axis power generating wind/ocean current turbine

#18
20210246865
2021-08-12

Water-driven elongated-conveyor turbine and method of using a water-driven elongated-conveyor turbine

#19
20210180558
2021-06-17

UNDERWATER INSTALLATION-TYPE WATER-FLOW POWER GENERATION SYSTEM

#20
20210159825
2021-05-27

THREE-DIMENSIONAL (3D) FLOW FLOATING POWER GENERATOR

#21
20210017954
2021-01-21

Breaking wave power generation

#22
20200332764
2020-10-22

Hybrid vertical axis turbine apparatus

#23
20200309086
2020-10-01

Increasing mechanical advantage through the use of a rotating liquid

#24
20200244200
2020-07-30

Three-dimensional (3D) flow floating power generator

#25
20200208602
2020-07-02

Energy harvesting device

#26
20200191120
2020-06-18

Concentric wing turbines

#27
20200088156
2020-03-19

Expandable power marine hydrokinetic turbines, pumps, compressors and transmissions

#28
20190360455
2019-11-28

DEVICE AND TECHNIQUE FOR GENERATING POWER FROM MOVING WATER

#29
20190264648
2019-08-29

Water current catcher system for hydroelectricity generation

#30
20190195187
2019-06-27

Hydraulic turbine suspending device

#31
20190186457
2019-06-20

Waterwheel

#32
20190085819
2019-03-21

Multifunctional wind turbine / hydro turbine and their assembly for multiple applications and uses

#33
20190072066
2019-03-07

HYDROELECTRIC DEVICE AND HYDROELECTRIC SYSTEM COMPRISING SAME

#34
20190072065
2019-03-07

Hydroelectric power generation apparatus

#35
20190048845
2019-02-14

River and tidal turbine with power control

#36
20190003453
2019-01-03

Offset perpendicular axis turbine

#37
20180371908
2018-12-27

Paired air pressure energy power system and power method thereof

#38
20180355844
2018-12-13

Combined omnidirectional flow turbine system

#39
20180355721
2018-12-13

Paired air pressure energy storage device, inspection method and balance detection mechanism thereof

#40
20180347538
2018-12-06

Hydroelectricity generating unit capturing marine current energy

#41
20180340508
2018-11-29

DRAG REDUCTION METHOD FOR HYDROKINETIC VERTICAL AXIS TURBINE BLADES AND STRUCTURES

#42
20180291868
2018-10-11

Water turbine support structure

#43
20180274516
2018-09-27

Device for converting the kinetic energy of waves, water flows or wind into mechanical energy

#44
20180258908
2018-09-13

Rotary device for fluid power generation

#45
20180258903
2018-09-13

In-bank veritcal axis hydropower system

#46
20180202416
2018-07-19

DAMLESS HYDROELECTRIC POWER PLANT

#47
20180195582
2018-07-12

Control apparatus and method for variable renewable energy

#48
20180038340
2018-02-08

Commutator-less and brush-less direct current generator and applications for generating power to an electric power system

#49
20180026574
2018-01-25

Modular multi-axial rotor

#50
20180023540
2018-01-25

Low-head and high flow water turbine machine

#51
20180017035
2018-01-18

Hydraulic water wheel for a directional water flow

#52
20180003148
2018-01-04

Tidal power generator

#53
20170317627
2017-11-02

Three-dimensional (3D) flow floating power generator

#54
20170248113
2017-08-31

Hydrokinetic transport wheel mount

#55
20170241397
2017-08-24

Systems and methods for improved water rotors

#56
20170167469
2017-06-15

Device for generating hydro-electric energy

#57
20170145985
2017-05-25

Hydrokinetic Turbine With Configurable Blades For Bi-Directional Rotation

#58
20170130690
2017-05-11

BARGE ELECTRICAL GENERATION SYSTEM

#59
20170058859
2017-03-02

FLOATING POWER PLANT WITH PADDLE WHEELS FOR THE PRODUCTION OF ELECTRICITY

#60
20170030326
2017-02-02

Renewable energy marine hydrokinetic or wind turbine

#61
20170030325
2017-02-02

Underwater installation-type water-flow power generation system

#62
20160356262
2016-12-08

Modular hydrokinetic turbine

#63
20160348641
2016-12-01

HYDROELECTRIC POWER GENERATOR SYSTEM AND METHOD

#64
20160348638
2016-12-01

Power generator assembly

#65
20160327022
2016-11-10

Crossflow axes rotary mechanical devices with dynamic increased swept area

#66
20160258413
2016-09-08

HYDRAULIC APPARATUS

#67
20160208765
2016-07-21

Water surface floating high efficiency waterwheel generator

#68
20160201639
2016-07-14

Onshore hydroelectric power generation device

#69
20160141987
2016-05-19

Floating device generator

#70
20160138559
2016-05-19

Automatic height adjusting paddle wheel

#71
20160131104
2016-05-12

Power generation device

#72
20160061182
2016-03-03

SUSPENSION ROTARY WATER PRESSURE ENERGY CONVERSION POWER OUTPUT DEVICE

#73
20160010620
2016-01-14

Marine hydrokinetic turbine

#74
20150354528
2015-12-10

Device for generating hydro-electric energy

#75
20150252776
2015-09-10

Device for generating hydroelectric energy

#76
20150211475
2015-07-30

Power generating assembly

#77
20150198143
2015-07-16

Capture device and method for wind and water power generation

#78
20150159620
2015-06-11

Device for obtaining electrical energy from hydropower

#79
20150021920
2015-01-22

Hydroelectric generator

#80
20150008675
2015-01-08

Power generating floating vessel

#81
20140353972
2014-12-04

Water flow regulating device and ocean power generating device using the same

#82
20140284925
2014-09-25

Tidal stream generator

#83
20140230421
2014-08-21

Velocity gradient floating turbine and power generation system and methods thereof

#84
20140210211
2014-07-31

INEXPENSIVE FLOATING HORIZONTAL AND VERTICAL AXIS WATER TURBINES MOUNTED ON BRIDGE AND OTHER STRUCTURES TO CONVERT HYDROKINETIC ENERGY TO ELECTRIC ENERGY

#85
20140196451
2014-07-17

Wave energy extraction device and method

#86
20140178177
2014-06-26

Water flow power generation apparatus

#87
20140161642
2014-06-12

Horizontal-axis hydrokinetic water turbine system with water pump

#88
20140159373
2014-06-12

Compact wind and water turbine

#89
20140159366
2014-06-12

Power generating plant and floating plant for rivers and canals

#90
20140147248
2014-05-29

Natural energy extraction apparatus

#91
20140145446
2014-05-29

Power generation apparatus

#92
20140110946
2014-04-24

Turbine system and method

#93
20140062092
2014-03-06

Underground watermill

#94
20140062091
2014-03-06

Subsurface intelligent cluster of current energy converters

#95
20140044521
2014-02-13

Multipurpose rotary device and generating system including same

#96
20130334823
2013-12-19

Method and apparatus for generating energy from a flowing water current

#97
20130333370
2013-12-19

Method and apparatus for energy generation

#98
20130287572
2013-10-31

Dynamic turbine system

#99
20130249216
2013-09-26

Chained assembly of hydroelectric power generators

#100
20130229014
2013-09-05

Power generating floating vessel

#101
20130154269
2013-06-20

TURBINE GENERATORS AND SYSTEMS

#102
20130147199
2013-06-13

Submerged power-generation system

#103
20130099502
2013-04-25

Apparatus for generating power from fluid flow

#104
20130099499
2013-04-25

SMALL TURBINES IN URBAN SEWAGE AND STORM WATER FLOW SYSTEMS USED IN ONSITE POWER PLANTS FOR HYDROGEN FUEL PRODUCTION AND WATER PURIFICATION

#105
20130088013
2013-04-11

Water current energy converter system

#106
20130073274
2013-03-21

Method and program product for validation of circuit models for phase connectivity

#107
20130069372
2013-03-21

Systems and methods to generate electricity using a three vane water turbine

#108
20130026762
2013-01-31

Horizontal-axis hydrokinetic water turbine system

#109
20130022456
2013-01-24

Axial flow action turbine

#110
20120306205
2012-12-06

NOVEL SYSTEMS FOR INCREASING EFFICIENCY AND POWER OUTPUT OF IN-CONDUIT HYDROELECTRIC POWER SYSTEM AND TURBINE

#111
20120294705
2012-11-22

Hydraulic power generating apparatus

#112
20120280508
2012-11-08

Hydroelectric generator

#113
20120195763
2012-08-02

ENERGY CONVERSION ASSEMBLY

#114
20120153625
2012-06-21

Hydrodynamic array with mass transit tunnels

#115
20120139252
2012-06-07

Prime mover

#116
20120119500
2012-05-17

Turbine system and method

#117
20120119499
2012-05-17

Hydroelectric Power Generating Equipment

#118
20120086208
2012-04-12

Environmentally Safe Flowing Water and Air Energy Device With Power Output Optimization

#119
20120086207
2012-04-12

Simplified Paddlewheel Energy Device

#120
20120032444
2012-02-09

Wave Catcher

#121
20120019004
2012-01-26

Renewable energy system

#122
20120014786
2012-01-19

WATER POWERED TURBINE AND TURBINE SYSTEMS

#123
20120009068
2012-01-12

LOW-HEAD ORTHOGONAL TURBINE

#124
20110316282
2011-12-29

Underwater power plant having removable nacelle

#125
20110304143
2011-12-15

WIND GENERATOR FOR INSTALLATION ON A HOUSE

#126
20110299988
2011-12-08

WATER WHEEL

#127
20110299985
2011-12-08

Apparatus for harvesting energy from a body of water and a method

#128
20110278849
2011-11-17

Dynamo, Current Turbine System and its Installation and Maintenance Method

#129
20110260460
2011-10-27

Method and apparatus for generating electrical energy from underwater falls

#130
20110260459
2011-10-27

Method and apparatus for creating internal directional underwater falls and generating electrical energy therefrom

#131
20110248504
2011-10-13

TIDAL CURRENT POWER GENERATOR HAVING AN IMPELLER-TYPE ROTATING BLADE

#132
20110210557
2011-09-01

Compact wind and water turbine systems

#133
20110200437
2011-08-18

Turbine and a rotor for a turbine

#134
20110197578
2011-08-18

Hydropower plant provided with a grating and method for operating a such

#135
20110179787
2011-07-28

Hydraulic energy converter

#136
20110140454
2011-06-16

Power generation apparatus

#137
20110135459
2011-06-09

Continuous-Flow Energy Installation, in Particular a Wind Power Installation

#138
20110089702
2011-04-21

FLUIDKINETIC ENERGY CONVERTER

#139
20110081250
2011-04-07

Hydro-kinetic transport wheel

#140
20110080002
2011-04-07

Controlled momentum hydro-electric system

#141
20110057442
2011-03-10

Hydroelectric power generator and related methods

#142
20110049896
2011-03-03

Hydrodynamic array

#143
20110044819
2011-02-24

Water Turbine Drive Wheel

#144
20110031753
2011-02-10

APPARATUS, SYSTEM, AND METHOD FOR IMPROVED WATER BASED POWER GENERATION

#145
20110006534
2011-01-13

Turbine engine with transverse-flow hydraulic turbine having reduced total lift force

#146
20110006533
2011-01-13

Hydro torque electric generator

#147
20100327597
2010-12-30

System for generating power using flow of water

#148
20100327596
2010-12-30

Venturi Effect Fluid Turbine

#149
20100303613
2010-12-02

ROTATION DEVICE

#150
20100284809
2010-11-11

Water turbine

#151
20100283251
2010-11-11

Turbine assembly

#152
20100237625
2010-09-23

Water-current paddlewheel-based energy-generating unit having a tapered partial covering structure

#153
20100229545
2010-09-16

Method and apparatus for extracting energy from wind and wave motion

#154
20100213720
2010-08-26

Shrouded vertical axis dual-turbine generator

#155
20100207394
2010-08-19

DEVICE AND METHOD FOR UTILIZING WATER FLOW KINETIC ENERGY CONTINUOUSLY

#156
20100194113
2010-08-05

FLOATING POWER GENERATION DEVICE AND SYSTEM

#157
20100164230
2010-07-01

Installation for harvesting ocean currents (IHOC) and methods and means for its delivery, installation and servicing

#158
20100148509
2010-06-17

Ortiz turbine

#159
20100140947
2010-06-10

High efficiency turbine and method of generating power

#160
20100135768
2010-06-03

Column structure with protected turbine

#161
20100123316
2010-05-20

POWER GENERATOR BARGE

#162
20100111696
2010-05-06

Counterbalanced orthogonal hydropower system

#163
20100109332
2010-05-06

Floating electricity generating plant

#164
20100104445
2010-04-29

Fan blade modifications

#165
20100090466
2010-04-15

Non-vibrating units for conversion of fluid stream energy

#166
20100084862
2010-04-08

Hydroelectric power device

#167
20100013230
2010-01-21

Flowing water energy device

#168
20100001528
2010-01-07

Underwater generator

#169
20090322093
2009-12-31

Paddle wheel electric generator

#170
20090322091
2009-12-31

Tidal power apparatus

#171
20090315331
2009-12-24

Hydroelectric device for the production of electricity, particularly from tidal currents

#172
20090309368
2009-12-17

Water wheel impeller blade type power generator

#173
20090309365
2009-12-17

Submersible turbine-generator unit for ocean and tidal currents

#174
20090236855
2009-09-24

Water Powered Generator and Method of using same

#175
20090146422
2009-06-11

Transportable hydro-electric system

#176
20090129928
2009-05-21

High efficiency turbine and method of generating power

#177
20090129923
2009-05-21

Device for maintaining a hydraulic turbomachine

#178
20090091134
2009-04-09

Wave-flow power installation

#179
20090035147
2009-02-05

Blade for an impeller wheel

#180
20090010761
2009-01-08

Rotating device to be used in a fluid

#181
20080203729
2008-08-28

Floating power generation device and system

#182
20080159873
2008-07-03

CROSS FLUID-FLOW AXIS TURBINE

#183
20080116692
2008-05-22

Arrangement For Converting Kinetic Energy Of Ocean Currents Into Electric Energy

#184
20080014092
2008-01-17

Fan blade modifications

#185
20070292259
2007-12-20

Floating power plant for extracting energy from flowing water

#186
20070269306
2007-11-22

Fluid rotor with energy enhancements power generator

#187
20070269305
2007-11-22

Waterborne power generator

#188
20070269304
2007-11-22

Fluid rotor with energy enhancements power generation system

#189
20070258806
2007-11-08

Helical taper induced vortical flow turbine

#190
20070222219
2007-09-27

Hydroelectric device

#191
20070207029
2007-09-06

Fluid force taking-up and boosting apparatus

#192
20070182159
2007-08-09

Sewer line power generating system

#193
20070172346
2007-07-26

Dynamically self-balanced fluid turbine

#194
20070122279
2007-05-31

Water Wall Turbine

#195
20070108768
2007-05-17

System and method for generating energy from subsurface water currents

#196
20070063520
2007-03-22

Kinetic hydropower generation from slow-moving water flows

#197
20070029806
2007-02-08

Floating electricity production unit

#198
20070020097
2007-01-25

Turbine housing and floatation assembly

#199
20060263199
2006-11-23

Guided fluid driven turbine

#200
20060177303
2006-08-10

Radial-flow, horizontal-axis fluid turbine

#201
20060119107
2006-06-08

Floating electricity production unit

#202
20060018751
2006-01-26

Fan blade modifications

#203
20060008351
2006-01-12

Installation for harvesting energy of tides (IHET) in shallow waters

#204
20050276682
2005-12-15

Guided fluid driven turbine

#205
20050244262
2005-11-03

Portable power generating devices

#206
20050099012
2005-05-12

Hydroelectric system

#207
20050017513
2005-01-27

Hydro-power generating system

#208
18759638
2025-12-30

Low flow microbial fuel cell and hydro-kinetic turbine

#209
17815241
2023-01-03

Continuous non-tidal hydrokinetic energy transfer resource with moveable platform

#210
16526213
2022-11-22

Modular multi-axial rotor

#211
15172700
2017-07-11

Modular multi-axial rotor