Description
Class F03B : MACHINES OR ENGINES FOR LIQUIDS
Subclass 11/00: Parts or details not provided for in, or of interest apart from, groups F03B 1/00-F03B 9/00 (controlling F03B 15/00)
F03B 11/00
Sub-Class
Stats
- 232 US PATENTS IN FORCE
- 36 US APPLICATIONS PENDING
- 75 Total Patent Owners
- 1,146 TOTAL INVENTORS
Recent Patents
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 12258933 | Floating bladder system for producing electrical energy | May 03, 23 | Mar 25, 25 | Not available |
| 12253057 | Hydraulic turbine motor | Feb 15, 24 | Mar 18, 25 | Not available |
| 12241444 | Power generation device | May 22, 23 | Mar 04, 25 | 501 Toyota Jidosha Kabushiki Kaisha |
| 12234749 | Hybrid heat engine system | Dec 20, 22 | Feb 25, 25 | Not available |
| 12234798 | Energy recovery valve system with lateral flow valve for controlling the fluid flow in a duct | Jun 18, 21 | Feb 25, 25 | Politecnico di Milano |
| 12196169 | Hydro turbine with reduced cavitation | Aug 30, 21 | Jan 14, 25 | TMV Detections Oy |
| 12188445 | Kinetic machine, powered by flowing water for the extraction of energy by pressurizing water | Apr 12, 22 | Jan 07, 25 | Not available |
| 12163498 | Sealing system for underwater turbine | Dec 06, 23 | Dec 10, 24 | Aktiebolaget SKF |
| 12146464 | Apparatus and method for extracting energy from a fluid | Aug 09, 21 | Nov 19, 24 | Wave Swell Energy Limited |
| 12135003 | Behavioral guidance system for fish | May 13, 21 | Nov 05, 24 | Natel Energy Holdings, Inc. |
| 12136864 | Sealing system for ocean power generation equipment | Mar 11, 22 | Nov 05, 24 | Hangzhou LHD Institute of New Energy, LLC |
| 12116973 | Ocean multitasking generator | Jul 08, 24 | Oct 15, 24 | Not available |
| 12092210 | Hydraulic pressure power battery | Dec 15, 22 | Sep 17, 24 | Not available |
| 12085051 | Performance of pneumatic wave energy converter | Dec 27, 21 | Sep 10, 24 | DALIAN UNIVERSITY OF TECHNOLOGY |
| 12078140 | Method of electric energy generation and power generation system, in particular a power plant | Jun 15, 21 | Sep 03, 24 | Not available |
| 12025089 | Wave energy capture system | Aug 02, 21 | Jul 02, 24 | Not available |
| 11981447 | Systems for harvesting rotational wheel energy for landing gear retraction | Jan 09, 20 | May 14, 24 | Goodrich Corporation |
| 11971007 | Power converter having boosting mechanism with multi-shaft vertically stepped turbine | Jan 27, 21 | Apr 30, 24 | MARINE DYNAMIC (HAINAN FREE TRADE ZONE) NEW ENERGY TECHNOLOGY LIMITED |
| 11959451 | Pumped-storage hydropower generation tower employing conduit turbines installed in multiple stages | Sep 06, 19 | Apr 16, 24 | Not available |
| 11840998 | Hydraulic turbine cavitation acoustic signal identification method based on big data machine learning | Jul 07, 22 | Dec 12, 23 | ZHEJIANG UNIVERSITY |
Recent Publications
| Publication # | Title | Filing Date | Pub Date | Patent Owner |
|---|---|---|---|---|
| 2025/0109,730 | METHOD AND SYSTEM FOR MONITORING OPERATION OF HYDRAULIC TURBINE UNDER EXTREMELY LOW WATER HEAD | Sep 27, 24 | Apr 03, 25 | Not available |
| 2025/0101,944 | Turbine with Rotary Blades | Jan 12, 23 | Mar 27, 25 | Not available |
| 2025/0084,817 | Turbine Assembly, System and Method | Sep 11, 24 | Mar 13, 25 | Not available |
| 2025/0043,760 | WATER TURBINE GENERATOR WITH BYPASS FLOW CONTROL | Jul 18, 24 | Feb 06, 25 | Not available |
| 2025/0043,761 | WATER TRANSPORTATION PIPE POWER GENERATION DEVICE WITH FLOW-REGULATING AND PRESSURE-REGULATING FUNCTION | Jan 22, 24 | Feb 06, 25 | Not available |
| 2025/0043,762 | UNDERWATER FLOW TURBINE | Jul 22, 24 | Feb 06, 25 | Not available |
| 2025/0012,248 | METHOD OF REFURBISHING AN ENERGY CONVERSION FACILITY AND REFURBISHED ENERGY CONVERSION FACILITY | Sep 13, 24 | Jan 09, 25 | Voith Patent GmbH |
| 2024/0418,259 | HYDRAULIC PRESSURE POWER BATTERY | Aug 26, 24 | Dec 19, 24 | Not available |
| 2024/0401,554 | Submerged Hydroelectric Generator System | Aug 16, 24 | Dec 05, 24 | Not available |
| 2024/0392,741 | BUOYANCY ENGINE | Sep 06, 22 | Nov 28, 24 | Synchrogen Energy Pty Ltd |
| 2024/0361,207 | WEAR DIAGNOSIS SYSTEM AND METHOD FOR FLOATING TILE OF OIL RECEIVER BASED ON INDUSTRIAL INTERNET | Feb 01, 24 | Oct 31, 24 | Not available |
| 2024/0253,809 | SYSTEMS FOR HARVESTING ROTATIONAL WHEEL ENERGY FOR LANDING GEAR RETRACTION | Apr 08, 24 | Aug 01, 24 | Goodrich Corporation |
| 2024/0200,524 | GPP SEAL SYSTEM MAINTENANCE, REPLACEMENT AND SEISMIC ISOLATION | May 04, 22 | Jun 20, 24 | Not available |
| 2024/0191,683 | ENERGY GENERATING DEVICE | Mar 16, 22 | Jun 13, 24 | Not available |
| 2024/0175,419 | ENERGY-RECOVERY TURBINE WITH PRESSURE-RELEASE VALVE | Nov 28, 23 | May 30, 24 | Not available |
| 2024/0159,209 | HYDROELECTRIC TURBINE INSTALLATION AND OPERATION METHOD FOR ENHANCING THE LEVEL OF DISSOLVED OXYGEN | Feb 15, 22 | May 16, 24 | Not available |
| 2024/0044,312 | CONICAL TURBINE HYDRAULIC MACHINE | Oct 18, 23 | Feb 08, 24 | Not available |
| 2024/0018,932 | METHOD AND DEVICE FOR INSPECTING A HYDRO TURBINE | Nov 29, 21 | Jan 18, 24 | Not available |
| 2024/0011,458 | A HYDROSTATIC PRESSURE TO KINETIC ENERGY CONVERSION SYSTEM | Nov 05, 21 | Jan 11, 24 | Not available |
| 2023/0366,369 | FLOATING OSCILLATING WATER COLUMN-TYPE WAVE ENERGY POWER GENERATION APPARATUS | Dec 29, 20 | Nov 16, 23 | Guangzhou Institute of Energy Conversion, Chinese Academy of Sciences |
Top Owners in This Subclass
| Upgrade to the Professional Level to view Top Owners for this Subclass.Learn More |
|---|
Patents Issued To Date - By Filing Year
Average Time to Issuance
- 32 Months (last 2 years Issuances)
- 32 Months (last 5 years Issuances)