ClassID:

142217

F03B13/22 - CPC Classification

Classification description:

Adaptations of machines or engines for special use; Combinations of machines or engines with driving or driven apparatus ; Power stations or aggregates characterised by using wave or tide energy using wave energy using the flow of water resulting from wave movements to drive a motor or turbine

Recent Application in this class:
#1
20260139655
2026-05-21

BI-DIRECTIONAL WAVE ENERGY CONVERTER

#2
20260126033
2026-05-07

FLOATING VARIABLE LEVERAGE PUMP

#3
20260117737
2026-04-30

LATERAL CAVITY APERTURE FOR WAVE ENERGY CONVERTER

#4
20260071605
2026-03-12

RECIRCULATING INERTIAL HYDRODYNAMIC PUMP AND WAVE ENGINE

#5
20260009371
2026-01-08

RECIRCULATING INERTIAL HYDRODYNAMIC PUMP AND WAVE ENGINE

#6
20250369415
2025-12-04

PRESSURE-REGULATING HYDRODYNAMIC PUMP AND WAVE ENGINE WITH ENERGY PRODUCT GENERATION AND TRANSPORT

#7
20250327434
2025-10-23

RECIRCULATING INERTIAL HYDRODYNAMIC PUMP AND WAVE ENGINE

#8
20250230791
2025-07-17

WAVE-ENERGIZED DIODE PUMP

#9
20250215849
2025-07-03

Ocean Wave Power System and Method

#10
20250188902
2025-06-12

PRESSURE-REGULATING HYDRODYNAMIC PUMP AND WAVE ENGINE WITH ENERGY PRODUCT GENERATION AND TRANSPORT

#11
20250172120
2025-05-29

A SYSTEM FOR CONVERTING KINETIC POWER TO HYDRAULIC POWER USING A MEMBRANE AND A FIRST LIQUID ON A PRIMARY SIDE OF THE MEMBRANE AND A SECOND LIQUID ON A SECONARY SIDE OF THE MEMBRANE

#12
20250172119
2025-05-29

KINETIC ENERGY RECOVERY WIND-WAVE INTEGRATED SYSTEM

#13
20250172118
2025-05-29

WAVE-ENERGIZED DIODE PUMP

#14
20250163882
2025-05-22

Water Wave Energy Harvester

#15
20250129763
2025-04-24

WAVE POWER GENERATION SYSTEM

#16
20250121923
2025-04-17

WAVE-POWERED PROPULSION SHROUD

#17
20250121922
2025-04-17

WAVE-POWERED PROPULSION SHROUD

#18
20250101941
2025-03-27

PRESSURE-REGULATING HYDRODYNAMIC PUMP AND WAVE ENGINE

#19
20250067241
2025-02-27

RECIRCULATING INERTIAL HYDRODYNAMIC PUMP AND WAVE ENGINE

#20
20250067240
2025-02-27

RECIRCULATING INERTIAL HYDRODYNAMIC PUMP AND WAVE ENGINE

#21
20240376858
2024-11-14

WAVE ENERGY POWER GENERATION DEVICE AND POWER GENERATION METHOD

#22
20240309837
2024-09-19

Recirculating inertial hydrodynamic pump and wave engine

#23
20240301854
2024-09-12

WAVE DRIVEN ELECTRICAL GENERATOR

#24
20240263609
2024-08-08

Ocean wave and tidal current energy conversion system

#25
20240263608
2024-08-08

Indirect hydraulic load hierarchical control system and method for wave energy device

#26
20240263607
2024-08-08

Power Generation System

#27
20240247640
2024-07-25

Continuous fluid flow power generator

#28
20240240604
2024-07-18

Recirculating inertial hydrodynamic pump and wave engine

#29
20240229760
2024-07-11

OCEAN WAVE AND TIDAL CURRENT ENERGY CONVERSION SYSTEM

#30
20240218862
2024-07-04

FLOATING VARIABLE LEVERAGE PUMP

#31
20240175419
2024-05-30

ENERGY-RECOVERY TURBINE WITH PRESSURE-RELEASE VALVE

#32
20240151204
2024-05-09

WAVE-ENERGIZED DIODE PUMP

#33
20240141864
2024-05-02

Pressure-regulating hydrodynamic pump and wave engine

#34
20240141863
2024-05-02

Wave energy conversion device

#35
20240125296
2024-04-18

System for capturing energy from waves in a body of water

#36
20240110541
2024-04-04

SELF-POWERED COMPUTING BUOY

#37
20240101229
2024-03-28

Self-charging autonomous submersible vessel

#38
20240084775
2024-03-14

Wave energy converter

#39
20240068445
2024-02-29

POWER GENERATING WINDBAGS AND WATERBAGS

#40
20230407835
2023-12-21

Wave energy device with constricted tube and generator pod

#41
20230400005
2023-12-14

Pressure-regulating hydrodynamic pump and wave engine

#42
20230392574
2023-12-07

UNDERWATER POWER PLANT COMPRISING ASYMMETRIC FOILS

#43
20230383721
2023-11-30

Wave Energy Converter Using Bucket Turbine and Hydraulic System

#44
20230374981
2023-11-23

Systems and methods for water pumping and desalination

#45
20230349352
2023-11-02

FLOATING VESSEL FOR ENERGY HARVESTING

#46
20230340936
2023-10-26

Vertical Axis Turbine with Augmented Guided Vane for Marine Applications

#47
20230265823
2023-08-24

Renewable energy generation system

#48
20230265821
2023-08-24

Renewable energy generation system

#49
20230228242
2023-07-20

Wave energy plant

#50
20230151790
2023-05-18

Wave-energized diode pump

#51
20230032172
2023-02-02

Simultaneous ocean wave and current energy harvesting

#52
20230010401
2023-01-12

Energy conversion device and energy conversion arrangement

#53
20220403815
2022-12-22

Hydrokinetic telescopic turbine device

#54
20220403813
2022-12-22

Wave energy device with constricted tube and generator pod

#55
20220389900
2022-12-08

Wave-energized diode pump

#56
20220381216
2022-12-01

Hydroelectric turbine for generating electricity by converting energy of ocean waves

#57
20220275786
2022-09-01

Vortical wind turbine/ umbrella wave turbine system

#58
20220235732
2022-07-28

ELONGATE WAVE ENERGY GENERATION DEVICES AND METHODS OF USING THE SAME

#59
20220186711
2022-06-16

Continuous fluid flow power generator

#60
20220186702
2022-06-16

Device for generating hydroelectric energy

#61
20220162820
2022-05-26

Removable reef and barricade system, appurtenances, and means of manufacture

#62
20220149698
2022-05-12

REGENERATIVE ENERGY SYSTEM

#63
20220112873
2022-04-14

FLUID FLOW ACTUATED TOOL

#64
20220090576
2022-03-24

POWER GENERATING WINDBAGS AND WATERBAGS

#65
20220065215
2022-03-03

Wave-energized diode pump

#66
20220047993
2022-02-17

APPLICATIONS OF OCEAN WAVE ENERGY CONVERTORS

#67
20210388811
2021-12-16

Solar Supplemental Power Source

#68
20210301779
2021-09-30

Wave protection and energy generation systems and assemblies

#69
20210285415
2021-09-16

Eccentrically rotating mass turbine

#70
20210270229
2021-09-02

Wave-energized buoyant water elevator for raising water in response to tilting about multiple distinct angularly-spaced axes

#71
20210270228
2021-09-02

Wave power generation system

#72
20210246863
2021-08-12

Wave energy device with constricted tube and generator pod

#73
20210156355
2021-05-27

Method and apparatus of extracting energy from water waves to generate electric power

#74
20210108606
2021-04-15

Wave-energy extraction

#75
20210104894
2021-04-08

Virtual reservoir storing energy for a hydroelectric power plant

#76
20210031143
2021-02-04

Fluid power circuit having switch-mode power transformer and methods

#77
20210025367
2021-01-28

Ocean water power-generator

#78
20200347818
2020-11-05

Wave Energy Converting Systems Using Internal Inertias and Optimized Floating Bodies Having a Water Head That Drives a Water Turbine at Stable Speed

#79
20200248669
2020-08-06

METHOD AND APPARATUS FOR GENERATING ELECTRICITY

#80
20200217293
2020-07-09

Ocean powered rankine cycle turbine

#81
20200208365
2020-07-02

Removable reef and barricade system, appurtenances, and means of manufacture

#82
20200204040
2020-06-25

Sea wave energy converter system to generate electricity using pioneer devices lined-up in particular arrangement

#83
20200198739
2020-06-25

Self powered computing buoy

#84
20200149506
2020-05-14

Wave power generation device

#85
20200132040
2020-04-30

Wave energy capture device and energy storage system utilizing a variable mass, variable radius concentric ring flywheel

#86
20200109694
2020-04-09

Eccentrically rotating mass turbine

#87
20200088155
2020-03-19

Wave power device

#88
20200063708
2020-02-27

Systems and methods for efficient water turbine operation

#89
20200049124
2020-02-13

Harker oceanic power station

#90
20200011288
2020-01-09

TURBINE SYSTEM FOR PRODUCING ELECTRICAL ENERGY AND METHOD THEREFOR

#91
20200011287
2020-01-09

Sealed bearing module

#92
20190368462
2019-12-05

Wave energy device with constricted tube and generator pod

#93
20190368461
2019-12-05

Wave Energy Converting Systems Using Internal Inertias and Optimized Floating Bodies Having a Water Head That Drives a Water Turbine at Stable Speed

#94
20190271293
2019-09-05

Resonant unidirectional wave energy converter

#95
20190186459
2019-06-20

Apparatus for harvesting energy from waves

#96
20190178224
2019-06-13

System for capturing the energy of fluid currents

#97
20190170111
2019-06-06

Method and apparatus for generating electricity

#98
20190153689
2019-05-23

Wave Power Plant

#99
20190063397
2019-02-28

Hydraulic drivetrain, method of starting same, power generator and method of starting same

#100
20180372061
2018-12-27

Eccentrically rotating mass turbine

#101
20180363619
2018-12-20

Inertial wave energy converter

#102
20180291865
2018-10-11

Wave energy generation apparatus

#103
20180274516
2018-09-27

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

#104
20180258906
2018-09-13

Method and device for deep ocean power generator turbine

#105
20180258905
2018-09-13

Wave energy converter making use of the orbital motion of a weighing carriage

#106
20180238295
2018-08-23

Wave energy convertor

#107
20180230962
2018-08-16

Fresh water transport method utilizing anchored buoyant units powered by the changing height of a local tide

#108
20180223792
2018-08-09

Hydroelectric power generation apparatus and power generation system

#109
20180202415
2018-07-19

WAVE ENERGY CONVERSION APPARATUS

#110
20180202414
2018-07-19

DYNAMIC WAVE POWER ENERGY CONVERTER

#111
20180195582
2018-07-12

Control apparatus and method for variable renewable energy

#112
20180164755
2018-06-14

Multi-resonant feedback control of multiple degree-of-freedom wave energy converters

#113
20180164754
2018-06-14

Multi-resonant feedback control of a single degree-of-freedom wave energy converter

#114
20180163692
2018-06-14

Negative-pressure wave generator

#115
20180135594
2018-05-17

Current Powered Generator Apparatus

#116
20180128237
2018-05-10

Mechanical system for extracting energy from marine waves

#117
20180106236
2018-04-19

SUBMERSIBLE POWER GENERATION PLATFORM

#118
20180073483
2018-03-15

Inertial wave energy converter

#119
20180073482
2018-03-15

Inertial wave energy converter

#120
20180066627
2018-03-08

SYSTEM FOR EXTRACTING POTENTIAL AND KINETIC ENTERGY FROM SEA WAVES

#121
20180058420
2018-03-01

Wave energy device with constricted tube and generator pod

#122
20170328338
2017-11-16

Floating energy generating platform with horizontal lift

#123
20170318771
2017-11-09

Algae cultivation systems and methods with bore waves

#124
20170297663
2017-10-19

Device and method for a structure subject to oscillating movements

#125
20170284360
2017-10-05

HYDROELECTRIC POWER GENERATOR SYSTEM AND METHOD

#126
20170215299
2017-07-27

Submerged datacenter

#127
20170210447
2017-07-27

Wave Amplification Power-Generating Boat

#128
20170184071
2017-06-29

MODULAR PLATFORM FOR OFFSHORE CONSTRUCTIONS WITH A STABILIZED STRUCTURE AND THE RECOVERY OF WATER WAVE ENERGY

#129
20170175702
2017-06-22

Wave energy converter making use of the orbital motion of a weighing carriage

#130
20170167465
2017-06-15

WAVE ENERGY CONVERTER

#131
20170159636
2017-06-08

Free floating wave energy converter having variable buoyancy flexible pipe and enhanced capture width

#132
20170121924
2017-05-04

WAVE-POWER PLANT

#133
20170089320
2017-03-30

Controller for pendulum type wave-power generating apparatus

#134
20170045119
2017-02-16

Device, transmission, and universal mechanical coupling of forces having different magnitudes and direction (D.T.U.M.C.)

#135
20170045027
2017-02-16

Wave energy conversion apparatus

#136
20170009734
2017-01-12

Eccentrically rotating mass turbine

#137
20160380507
2016-12-29

Energy generation method and apparatus

#138
20160341175
2016-11-24

COASTAL WAVE ENERGY CONVERTOR (COWEC)

#139
20160327014
2016-11-10

Hydrokinetic system

#140
20160298596
2016-10-13

Artificial coastal-protection reef with energy generation unit with or without direct contact with seawater

#141
20160237983
2016-08-18

A FLOWING-WATER DRIVEABLE TURBINE ASSEMBLY

#142
20160237982
2016-08-18

WATER TURBINE DRIVE SYSTEM

#143
20160201640
2016-07-14

Gyrating wave power plant

#144
20160177910
2016-06-23

First improvement of wave activated power generation system with the rack and pinion mechanism

#145
20160115937
2016-04-28

SUBMERSIBLE POWER PLANT HAVING MULTIPLE TURBINES

#146
20160108883
2016-04-21

Carpet of wave energy conversion (CWEC)

#147
20160061180
2016-03-03

WAVE ENERGY CONVERTER

#148
20160053738
2016-02-25

Deployment system

#149
20160010620
2016-01-14

Marine hydrokinetic turbine

#150
20160003214
2016-01-07

OPTIMIZED HEAVE PLATE FOR WAVE ENERGY CONVERTER

#151
20160003213
2016-01-07

Position-controlled wave power generating apparatus

#152
20150382511
2015-12-31

Submerged datacenter

#153
20150275847
2015-10-01

Power converting apparatus

#154
20150240779
2015-08-27

Wave power generating apparatus

#155
20150240777
2015-08-27

Turbine structure and OWC device comprising such turbine structure

#156
20150233340
2015-08-20

SEASHORE FACILITY FOR GENERATING ENERGY FROM SEA WAVES

#157
20150233339
2015-08-20

Turbine with radial inlet and outlet and multi-element guide vanes for oscillating flows

#158
20150226176
2015-08-13

Wave energy conversion

#159
20150211489
2015-07-30

Carbon dioxide neutralizing power generating device

#160
20150204304
2015-07-23

WAVE ENERGY CONVERTER

#161
20150192102
2015-07-09

Wave energy machine

#162
20150167649
2015-06-18

Energy recovering device

#163
20150130190
2015-05-14

Mechanical wave/oscillation translator to produce rotary shaft power

#164
20150063910
2015-03-05

MOORING DEVICE

#165
20140353973
2014-12-04

Power generation apparatus using wave energy conversion by gravity

#166
20140305118
2014-10-16

Energy Collector

#167
20140232115
2014-08-21

Funnel Jet Electric Generator

#168
20140230427
2014-08-21

Wave energy apparatus having a venturi shroud

#169
20140117671
2014-05-01

Dynamic tuning for wave energy conversion

#170
20140110943
2014-04-24

Sloping wall channel

#171
20140084589
2014-03-27

Wave and water energy converter mounted on bridge supports

#172
20140083090
2014-03-27

SEA-WAVE POWER GENERATION PLANT

#173
20140033701
2014-02-06

Wave power energy generation using hydraulic cylinders in cooperation with a cross lifting lever

#174
20130309071
2013-11-21

Turbines

#175
20130207398
2013-08-15

Wave generator

#176
20130205769
2013-08-15

Wave energy conversion

#177
20130119668
2013-05-16

Wave power generator with raft vessel for generating energy

#178
20130104537
2013-05-02

Marine energy capture system

#179
20130011251
2013-01-10

Turbine with radial inlet and outlet rotor for use in bidirectional flows

#180
20120313373
2012-12-13

CONTROLLER FOR PENDULUM TYPE WAVE-POWER GENERATING APPARATUS

#181
20120267895
2012-10-25

POWER GENERATOR

#182
20120247589
2012-10-04

WAVE ENERGY CONVERSION

#183
20120153619
2012-06-21

Device for generating electricity from ocean waves

#184
20120124986
2012-05-24

Bidirectional axial flow turbine with self-pivoting blades for use in wave energy converter

#185
20120032444
2012-02-09

Wave Catcher

#186
20120013126
2012-01-19

WATER ELEVATION TYPE WAVE ENERGY CONVERTER AND METHOD OF CONVERSION OF WAVE ENERGY

#187
20120001434
2012-01-05

METHOD AND APPARATUS FOR GENERATION OF FREE-SURFACE WAVES USING CAVITY RESONATOR

#188
20110215581
2011-09-08

Ocean wave power device

#189
20110169266
2011-07-14

Method and apparatus for harnessing hydro-kinetic energy

#190
20110169265
2011-07-14

Seesaw-type wave power generating device

#191
20110142656
2011-06-16

Rotor blade design for a wells turbine

#192
20110116942
2011-05-19

WAVE ENERGY CONVERTER

#193
20110095534
2011-04-28

Wave energy device

#194
20110057447
2011-03-10

Floating device for harnessing swell energy by lateral overflow

#195
20110012361
2011-01-20

Integrated turbine generator/motor and method

#196
20100283249
2010-11-11

SYSTEM AND METHOD FOR CONVERSION OF OCEAN WAVES INTO USABLE MECHANICAL ENERGY

#197
20100283248
2010-11-11

VENTURI BASED OCEAN WAVE ENERGY CONVERSION SYSTEM

#198
20100244452
2010-09-30

Device for converting kinetic energy of a flowing water into kinetic energy of a rotatable rotor shaft

#199
20100212310
2010-08-26

BUOYANCY PUMP POWER SYSTEM

#200
20100207393
2010-08-19

Apparatus for converting energy from wave or current flow using pipes acting as venturi pumps

#201
20100207391
2010-08-19

SMALL WAVE TURBINE SYSTEM CONFIGURATIONS

#202
20100187824
2010-07-29

Subsurface wave power generation systems and methods

#203
20100148509
2010-06-17

Ortiz turbine

#204
20100117364
2010-05-13

BUOYANCY HYDRO POWER GENERATOR AND METHOD

#205
20090302613
2009-12-10

POWER GENERATION METHODS AND SYSTEMS

#206
20090224547
2009-09-10

APPARATUS FOR HARNESSING WAVE ENERGY

#207
20090211241
2009-08-27

Wave energy conversion apparatus

#208
20090174190
2009-07-09

Induced surface flow wave energy converter

#209
20090072539
2009-03-19

DEVICE, SYSTEM, AND METHOD FOR HARNESSING FLUID ENERGY

#210
20090041575
2009-02-12

Driving Apparatus for a Wave Power Device

#211
20080273962
2008-11-06

Liquid Turbine Device Including a Turbine Wheel with More Than One Set of Blades in Radial Succession

#212
20080229745
2008-09-25

Free floating wave energy converter

#213
20080211231
2008-09-04

Ocean wave energy converter (OWEC)

#214
20080001410
2008-01-03

Buoyancy pump power system

#215
20070228739
2007-10-04

Offshore Energy Capture and Storage Device

#216
20070120419
2007-05-31

Hydro-pnemuatic mechanic device for the exploitation of the wave motion

#217
20070081861
2007-04-12

Wave generator

#218
20070048086
2007-03-01

Shoaling water energy conversion device

#219
20060255593
2006-11-16

Tidal power generation

#220
20060242954
2006-11-02

Buoyancy pump power system

#221
20050279085
2005-12-22

Energy conversion system

#222
20050244262
2005-11-03

Portable power generating devices

#223
19234146
2026-01-27

Kordlou green energy system—modular gravity-driven hydrokinetic energy system with self-regulating discharge, inline turbine module, and seabed-independent deployment architecture

#224
18916880
2025-09-09

Kelp wave energy collector apparatus and system

#225
18896553
2025-03-25

Wave power generator device

#226
17883204
2023-05-23

Submersible hydro power generating system

#227
17803335
2023-03-21

Offshore ocean renewable energy hydro-turbine unit

#228
17572200
2023-05-30

Wave energy harnessing devices

#229
17540402
2022-12-06

Sea wave generating device

#230
17249385
2021-12-28

Integrated system for optimal continuous extraction of potential energy derived from waves

#231
15258290
2018-10-16

Ocean wave-crest powered electrical generator in combination with pumped storage

#232
14852468
2017-07-04

Parallelogram wave energy collector

#233
14247231
2016-04-12

Ocean wave kinetic energy conversion method and system

#234
13773920
2016-03-22

Wind and water turbine with fins travelling along a guide track