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Class Information
Number: 405/76
Name: Hydraulic and earth engineering > Fluid control, treatment, or containment > Extracting power from moving fluid > Wave or tide
Description: Method or apparatus for the utilization of the energy present in the surface undulations or the tidal variations in the surface level of a natural water body.










Sub-classes under this class:

Class Number Class Name Patents
405/77 With flow restrictor or ramp 8


Patents under this class:
1 2

Patent Number Title Of Patent Date Issued
8702982 Water alteration structure and system Apr. 22, 2014
8690477 System and method for generating energy from subsurface water currents Apr. 8, 2014
8685254 Water alteration structure applications and methods Apr. 1, 2014
8679331 Water alteration structure movement method and system Mar. 25, 2014
8643206 Renewable energy system Feb. 4, 2014
8523483 Ice break-up using artificially generated waves Sep. 3, 2013
8511936 Method and apparatus for coastline remediation, energy generation, and vegetation support Aug. 20, 2013
8348550 Water alteration structure and system having heat transfer conduit Jan. 8, 2013
8287209 Protective flood barrier system Oct. 16, 2012
8277146 Wave power plant Oct. 2, 2012
8260476 Supervisory control and data acquisition system for energy extracting vessel navigation Sep. 4, 2012
8128318 Tide change apparatus Mar. 6, 2012
8033752 System for generating energy from sea waves Oct. 11, 2011
7962251 Supervisory control and data acquisition system for energy extracting vessel navigation Jun. 14, 2011
7918625 Support structure for sea wave energy farms Apr. 5, 2011
7909536 Wave energy converter Mar. 22, 2011
7896576 Enhanced wave power generators Mar. 1, 2011
7878734 Heave plate with improved characteristics Feb. 1, 2011
7845880 Systems and methods for harnessing wave energy Dec. 7, 2010
7823240 Hooked collar for piers and bridge including the same Nov. 2, 2010
7698024 Supervisory control and data acquisition system for energy extracting vessel navigation Apr. 13, 2010
7632041 Wave power generator systems Dec. 15, 2009
7611307 Apparatus for controlling underwater based equipment Nov. 3, 2009
7607862 Shoaling water energy conversion device Oct. 27, 2009
7585131 Wave power station Sep. 8, 2009
7581901 Wave energy converter Sep. 1, 2009
7470087 Wave-dissipating block Dec. 30, 2008
7470086 Submersible tethered platform for undersea electrical power generation Dec. 30, 2008
7275891 Apparatus for controlling underwater based equipment Oct. 2, 2007
7144197 Apparatus and method for controlling wave characteristics Dec. 5, 2006
7033111 Hydraulic power generating system Apr. 25, 2006
6967413 Tidal energy system Nov. 22, 2005
6863806 Barge-mounted tidal-powered desalinization system Mar. 8, 2005
6781253 Converting ocean energy into electrical energy using bourdon tubes and cartesian divers Aug. 24, 2004
6695536 Floating platform to obtain electric power from sea waves Feb. 24, 2004
6568878 Wave energy dissipater and beach renourishing system May. 27, 2003
6450732 Caisson for absorbing wave energy Sep. 17, 2002
6443653 Modular floating breakwater for the transformation of wave energy Sep. 3, 2002
5575587 Tide-operated driving system Nov. 19, 1996
5507943 Water-wave energy converter systems Apr. 16, 1996
5499889 Wave power generator Mar. 19, 1996
5222833 Shutter for hydro-pneumatic current flow harnessing system Jun. 29, 1993
5217324 Dynamic breakwater and pumping system Jun. 8, 1993
5184915 Apparatus for lifting up water using the ocean tide energy to do so Feb. 9, 1993
5074710 Water gate array for current flow or tidal movement pneumatic harnessing system Dec. 24, 1991
4984935 Floating enclosed offshore support structure Jan. 15, 1991
4698969 Wave power converter Oct. 13, 1987
4622471 Ocean wave hydro-electric generator facility Nov. 11, 1986
4613252 Method for the building of sea wave power plants Sep. 23, 1986
4569200 Control apparatus for tidal turbine Feb. 11, 1986

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