ClassID:

142219

F03B13/26 - 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 tide energy

Sub-classes:
Recent Application in this class:
#1
20260043387
2026-02-12

HYDROELECTRIC POWER GENERATION UTILIZING TIDAL FLOWS AND CORIOLIS FORCE

#2
20260002510
2026-01-01

TIDAL TURBINE

#3
20250376968
2025-12-11

OCEAN WAVE AND TIDAL CURRENT ENERGY CONVERSION SYSTEM

#4
20250283447
2025-09-11

TIDAL POWER GENERATION SYSTEM.

#5
20250183383
2025-06-05

SUBSEA ENERGY STORAGE AND METHOD OF USE

#6
20250137431
2025-05-01

SUBMERSIBLE BOX-WINGED VEHICLE SYSTEMS AND METHODS FOR GENERATING HYDROELECTRIC ENERGY

#7
20250092851
2025-03-20

SYSTEMS AND METHODS FOR POWER DISTRIBUTION AND HARNESSING OF MARINE HYDROKINETIC ENERGY

#8
20250084821
2025-03-13

POWER GENERATION COMPLEMENTARY SYSTEM FOR TIDAL RANGE POWER GENERATION AND CONSTRUCTION THEREOF

#9
20250070564
2025-02-27

Energy storage and modulating system for renewable energy off-grid power generation, and method for modulating the same

#10
20240376856
2024-11-14

Ocean wave and tidal current energy conversion system

#11
20240318620
2024-09-26

ENERGY STORAGE SYSTEM FOR STORING ENERGY IN A WATERBODY

#12
20240254957
2024-08-01

SUCTION COVER DEVICE, AND KINETIC TIDAL POWER PLANT

#13
20240209828
2024-06-27

Tidal stream generation apparatus

#14
20240141859
2024-05-02

ENERGY STORAGE SYSTEM

#15
20240133357
2024-04-25

SYSTEM FOR ALTERING FLOW OF LIQUIDS AND METHOD

#16
20240077055
2024-03-07

Modular hydrokinetic turbine system

#17
20240026853
2024-01-25

Current energy collection unit

#18
20230374981
2023-11-23

Systems and methods for water pumping and desalination

#19
20230304471
2023-09-28

ELECTRIC ENERGY PROVIDING SYSTEM WITH CENTRALIZED CONTROLLER

#20
20230151791
2023-05-18

Renewable energy generation system and control method therefor

#21
20230130950
2023-04-27

ROTOR BEARING ASSEMBLY FOR FLUID FLOW POWER PLANTS

#22
20230032172
2023-02-02

Simultaneous ocean wave and current energy harvesting

#23
20220403814
2022-12-22

Systems and methods for power distribution and harnessing of marine hydrokinetic energy

#24
20220397090
2022-12-15

Generator device using potential energy

#25
20220289355
2022-09-15

MARINE PROPULSION APPARATUS

#26
20220243698
2022-08-04

Tidal power generation device and container assembly for accommodating power generation device

#27
20210207571
2021-07-08

TIDAL POWER GENERATING SYSTEM

#28
20210148326
2021-05-20

Tide Activated Device to Operate A Turbine Generator

#29
20210123410
2021-04-29

MOVABLE AND SEMI-SUBMERGED POWER GENERATOR USING WATERWHEEL TURBINE

#30
20210108607
2021-04-15

Tidal current generating unit

#31
20200305313
2020-09-24

Cold energy recovery apparatus for a self-powered data centre

#32
20200200142
2020-06-25

Integrated system for optimal extraction of head-driven tidal energy with minimal or no adverse environmental effects

#33
20200132041
2020-04-30

Ducted bidirectional tidal current power station system

#34
20200072183
2020-03-05

Ocean tidal current energy power generating system

#35
20200011288
2020-01-09

TURBINE SYSTEM FOR PRODUCING ELECTRICAL ENERGY AND METHOD THEREFOR

#36
20200006942
2020-01-02

Water Production Employing a Hydrogen Cycle

#37
20190040881
2019-02-07

Magnetic failsafe piston retention assembly, and related components, systems, and methods

#38
20180363619
2018-12-20

Inertial wave energy converter

#39
20180312224
2018-11-01

Connection substation for wave energy converters in a wave power station

#40
20180287461
2018-10-04

Apparatus and method of generating energy from renewable energy sources

#41
20180287387
2018-10-04

Systems and methods for generating energy using a hydrogen cycle

#42
20180171969
2018-06-21

Magnus type thrust generating device

#43
20180100482
2018-04-12

Hydroelectric power system and pump

#44
20180073483
2018-03-15

Inertial wave energy converter

#45
20180073482
2018-03-15

Inertial wave energy converter

#46
20180023537
2018-01-25

Hydroelectric power generator using ebb and flow of seawater

#47
20180009512
2018-01-11

A DISPLACEMENT SYSTEM AND METHOD FOR A SUBMERSIBLE ELECTRICAL SYSTEM

#48
20180003148
2018-01-04

Tidal power generator

#49
20170335821
2017-11-23

Fluid power generation method and fluid power generation device

#50
20170314525
2017-11-02

Underwater floating-type ocean current power generation device

#51
20170279303
2017-09-28

Hydraulic based efficient renewable energy storage and regeneration system

#52
20170215299
2017-07-27

Submerged datacenter

#53
20170175703
2017-06-22

Apparatus For Converting Or Absorbing Energy From A Moving Body Of Water

#54
20170167614
2017-06-15

Sealing device and method for sealing in a fluid medium

#55
20170122283
2017-05-04

Turbine system and method

#56
20170117783
2017-04-27

Fluid driven electric generator

#57
20170089319
2017-03-30

Bearing-assembly-and-seal module for an underwater current turbine of a tidal-/ocean-/river-current power plant

#58
20170074233
2017-03-16

Electrical generation system based on tidal flow

#59
20170058474
2017-03-02

Offshore structure with self-install, self-level and self-pile capabilities

#60
20170023030
2017-01-26

Magnetic failsafe piston retention assembly, and related components, systems, and methods

#61
20170016425
2017-01-19

POWER GENERATION SYSTEM

#62
20170009807
2017-01-12

Energy conversion systems and methods

#63
20160377056
2016-12-29

METHOD AND SYSTEM FOR IMPROVING ENERGY CAPTURE EFFICIENCY FROM AN ENERGY CAPTURE DEVICE

#64
20160362991
2016-12-15

RUNNER FOR A TIDAL POWER PLANT AND TIDAL POWER PLANT COMPRISING SUCH A RUNNER

#65
20160312760
2016-10-27

A method of managing a hydroelectric turbine array

#66
20160301212
2016-10-13

Subsea cable engagement system

#67
20160201638
2016-07-14

Blade for a runner unit

#68
20160152307
2016-06-02

Multifunctional carrying device for tidal stream generator and using method thereof

#69
20160146193
2016-05-26

Direct-drive power conversion system for wind turbines compatible with energy storage

#70
20160138558
2016-05-19

Electrical generation system based on tidal flow

#71
20160138554
2016-05-19

Power generating systems

#72
20160131103
2016-05-12

MARINE TURBINE PIVOT SUPPORT

#73
20160084892
2016-03-24

Method and a control unit for validating an electric power plant

#74
20160028236
2016-01-28

SYSTEMS AND METHODS FOR GENERATING ENERGY USING A HYDROGEN CYCLE

#75
20160017860
2016-01-21

Electrical generation system based on tidal flow

#76
20150382511
2015-12-31

Submerged datacenter

#77
20150316021
2015-11-05

A STABILISED HYDROELECTRIC TURBINE SYSTEM

#78
20150280506
2015-10-01

Power generator for a hydro turbine

#79
20150091303
2015-04-02

Variable blade type tidal and wind power generator with increased generation efficiency

#80
20150050146
2015-02-19

Rotor Blade for a Water Turbine, in Particular for a Tidal Power Station, and Method for Operating Same

#81
20150042096
2015-02-12

Flexible water turbine

#82
20150013327
2015-01-15

Hydroelectric power system and pump

#83
20140374330
2014-12-25

Device for sea water desalination and power generation

#84
20140352592
2014-12-04

Method of transporting a hydroelectric turbine system

#85
20140117672
2014-05-01

TIDAL MOTOR

#86
20140102088
2014-04-17

Natural energy extraction apparatus

#87
20130328311
2013-12-12

Tidal power generating device

#88
20130139499
2013-06-06

SUPPORT UNIT FOR A DEVICE FOR RECOVERING ENERGY FROM MARINE AND FLUVIAL CURRENTS

#89
20120285544
2012-11-15

Method for operating a buoyant body of a wave power plant and a wave power plant

#90
20120248777
2012-10-04

DEVICE FOR POWER GENERATION WITH LARGE FLOW RATE BY SMALL WATER-LEVEL DIFFERENCE

#91
20120211990
2012-08-23

Energy conversion systems and methods

#92
20120200156
2012-08-09

SYSTEM FOR GENERATING ELECTRICAL POWER FOR A PORT

#93
20120063929
2012-03-15

Hydraulic pump structure for wind turbine generator or tidal current generator and method of mounting hydraulic pump

#94
20120009068
2012-01-12

LOW-HEAD ORTHOGONAL TURBINE

#95
20110260471
2011-10-27

SYSTEMS AND METHODS FOR STORING AND GENERATING ENERGY

#96
20110198853
2011-08-18

Marine Turbine

#97
20110173967
2011-07-21

Power capture device

#98
20110158789
2011-06-30

Maintenance system of helical turbine

#99
20110109091
2011-05-12

Counter rotation subsurface current generator

#100
20110012357
2011-01-20

Tidal power generator

#101
20100180588
2010-07-22

Hydraulic power device

#102
20100119362
2010-05-13

Shrouded turbine assembly

#103
20100119353
2010-05-13

Systems for improved fluid flows through a turbine

#104
20100115935
2010-05-13

Apparatus for generating energy from tides

#105
20100109482
2010-05-06

Tidal power generator

#106
20100072752
2010-03-25

Power generation system using helical turbine

#107
20100066091
2010-03-18

Power generation system using helical turbine

#108
20100059999
2010-03-11

Sea Floor Pump Tailrace Hydraulic Generation System

#109
20100013231
2010-01-21

Water current power generation system

#110
20090212562
2009-08-27

METHOD AND APPARATUS FOR TIDAL POWER GENERATION

#111
20080272599
2008-11-06

Tidal flow power generator

#112
20080203733
2008-08-28

Tidal Generator

#113
20080116692
2008-05-22

Arrangement For Converting Kinetic Energy Of Ocean Currents Into Electric Energy

#114
20080050993
2008-02-28

Floating apparatus for deploying in marine current for gaining energy

#115
20070096472
2007-05-03

Tidal turbine installation

#116
20060179832
2006-08-17

O.H.E.G.

#117
20060055175
2006-03-16

Hybrid thermodynamic cycle and hybrid energy system

#118
20050158184
2005-07-21

Pressure reservoir structure for use in water

#119
20050073153
2005-04-07

Tidal generator system and method

#120
20050052031
2005-03-10

Tidal energy system

#121
20050052030
2005-03-10

Roadside electrical power source

#122
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

#123
18659667
2025-04-01

Integrated offshore power supply system based on clean energy

#124
18140740
2023-10-17

Ocean wave and tidal current energy conversion system

#125
18118652
2024-06-18

Power storage system

#126
17249385
2021-12-28

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

#127
16682218
2020-10-13

Integrated system for optimal continuous extraction of head-driven tidal energy with minimal or no adverse environmental effects

#128
16429840
2019-12-24

Integrated system for optimal continuous extraction of head-driven tidal energy with minimal or no adverse environmental effects