| 2025/0043,760 | WATER TURBINE GENERATOR WITH BYPASS FLOW CONTROL | Jul 18, 24 | Feb 06, 25 | Not available |
| 2024/0247,632 | Hydropower Water Source Modification | Jan 18, 24 | Jul 25, 24 | Not available |
| 2020/0291,916 | MULTI-STAGED COWL FOR A HYDROKINETIC TURBINE | Mar 13, 20 | Sep 17, 20 | Not available |
| 2018/0163,567 | MULTI-STAGE RADIAL FLOW TURBINE | Dec 05, 17 | Jun 14, 18 | Not available |
| 2015/0354,528 | Device for Generating Hydro-Electric Energy | Jan 16, 14 | Dec 10, 15 | WELLS FARGO BANK, NATIONAL ASSOCIATION |
| 2014/0322,996 | FLOATING STRUCTURE FLUID DYNAMIC FORCE USE SYSTEM AND WIND-PROPELLED VESSEL | Nov 02, 12 | Oct 30, 14 | NAKAMURA, TAKUJU |
| 2014/0133,961 | METHOD AND DEVICE FOR PRODUCING A DRIVING FORCE BY BRINGING ABOUT DIFFERENCES IN A CLOSED GAS/LIQUID SYSTEM | Jun 11, 12 | May 15, 14 | Not available |
| 2013/0343,883 | TWO-PIECE DUCT ASSEMBLY | Jun 20, 12 | Dec 26, 13 | UNITED TECHNOLOGIES CORPORATION |
| 2013/0272,894 | Archimedean Modular / Multi-Axis Rotor (AMR) | Apr 11, 12 | Oct 17, 13 | Not available |
| 2013/0205,767 | APPARATUS FOR CONSERVING WATER IN A HYDRO POWER PLANT | Sep 26, 11 | Aug 15, 13 | Not available |
| 2013/0121,813 | FLEXIBLE SEAL SYSTEM FOR A GAS TURBINE ENGINE | Nov 16, 11 | May 16, 13 | UNITED TECHNOLOGIES CORPORATION |
| 2013/0071,240 | BIDIRECTIONAL WATER TURBINE | Jan 20, 11 | Mar 21, 13 | ROLLS-ROYCE PLC |
| 2013/0026,761 | HORIZONTAL-AXIS HYDROKINETIC WATER TURBINE SYSTEM | Jul 27, 11 | Jan 31, 13 | DLZ Corporation |
| 2012/0321,445 | AUTOMATIC SWING MECHANISM | Jan 11, 11 | Dec 20, 12 | XIAMEN SOLEX HIGH-TECH INDUSTRIES CO., LTD., ZHOU, HUASONG, |
| 2012/0313,375 | ROTATIONAL FORCE GENERATING DEVICE AND A CENTRIPETALLY ACTING TYPE OF WATER TURBINE USING THE SAME | Feb 16, 11 | Dec 13, 12 | Not available |
| 2012/0306,205 | NOVEL SYSTEMS FOR INCREASING EFFICIENCY AND POWER OUTPUT OF IN-CONDUIT HYDROELECTRIC POWER SYSTEM AND TURBINE | Jan 19, 12 | Dec 06, 12 | LUCID ENERGY, INC. |
| 2012/0294,705 | HYDRAULIC POWER GENERATING APPARATUS | Sep 01, 11 | Nov 22, 12 | SEABELL INTERNATIONAL CO., LTD |
| 2012/0248,776 | WAVE ENERGY EXTRACTION SYSTEM USING AN OSCILLATING WATER COLUMN ATTACHED TO THE COLUMNS OF AN OFFSHORE PLATFORM | Dec 24, 10 | Oct 04, 12 | OCEANLINX LTD. |
| 2012/0243,991 | INFINITELY VARIABLE MOTION CONTROL (IVMC) FOR GENERATORS, TRANSMISSIONS AND PUMPS/COMPRESSORS | Mar 21, 12 | Sep 27, 12 | DIFFERENTIAL DYNAMICS CORPORATION |
| 2012/0230,816 | TURBINE MACHINE CASING WITH REINFORCED SEALING | Jul 21, 10 | Sep 13, 12 | ARIANEGROUP SAS |