Description
Class F03B : MACHINES OR ENGINES FOR LIQUIDS
Subclass 7/00: Water wheels
F03B 7/00
Sub-Class
Stats
- 160 US PATENTS IN FORCE
- 33 US APPLICATIONS PENDING
- 59 Total Patent Owners
- 438 TOTAL INVENTORS
Recent Patents
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 12264645 | Energy capture device and system | Sep 20, 22 | Apr 01, 25 | Not available |
| 12140195 | Mechanical renewable green energy production | Aug 14, 20 | Nov 12, 24 | PHOS GLOBAL ENERGY SOLUTIONS, INC. |
| 12123387 | Cover apparatus for directing water flow around a waterwheel | Nov 17, 23 | Oct 22, 24 | Not available |
| 12071891 | Electrical power generation using compressed gas | Aug 30, 22 | Aug 27, 24 | ADG POWER, LLC |
| 12049863 | Portable hydroelectric generator or alternator and system and method of generating endless and uninterrupted electricity using gravity water flow | Jan 18, 24 | Jul 30, 24 | Not available |
| 12030732 | Subterranean energy storage system | Nov 06, 20 | Jul 09, 24 | ECONOMICAL ENERGY PTY LTD |
| 12018636 | Bucket assembly with containment flap for gravity-type hydropower apparatus | May 30, 23 | Jun 25, 24 | Not available |
| 12012944 | Water-driven generator | Oct 08, 22 | Jun 18, 24 | Not available |
| 12000368 | Small hydropower generator of novel concept, using ferris wheel | Jul 29, 19 | Jun 04, 24 | Not available |
| 11835025 | Systems and methods for hydro-based electric power generation | Apr 08, 22 | Dec 05, 23 | Big Moon Power, Inc. |
| 11802535 | Small hydroelectric power generation apparatus | Dec 01, 20 | Oct 31, 23 | ELIS CO., LTD. |
| 11739725 | Waterwheel | Mar 14, 18 | Aug 29, 23 | Not available |
| 11629688 | Hydroelectric power generation system | May 07, 20 | Apr 18, 23 | Not available |
| 11572898 | Levering device | Sep 27, 21 | Feb 07, 23 | NAN YANG WATER SCIENTIFIC TECHNOLOGY CO., LTD |
| 11477951 | Energy capture device and system | May 02, 19 | Oct 25, 22 | Not available |
| 11466658 | Fluid flow actuated tool | Sep 14, 20 | Oct 11, 22 | Not available |
| 11378056 | Energy generating system and a method for generating energy from a sea tide | Mar 07, 18 | Jul 05, 22 | Not available |
| 11374428 | Mechanical renewable green energy production | Jul 31, 20 | Jun 28, 22 | PHOS GLOBAL ENERGY SOLUTIONS, INC. |
| 11319920 | Systems and methods for hydro-based electric power generation | Mar 06, 20 | May 03, 22 | Big Moon Power, Inc. |
| 11279453 | Wind-water machine set | May 26, 20 | Mar 22, 22 | Not available |
Recent Publications
| Publication # | Title | Filing Date | Pub Date | Patent Owner |
|---|---|---|---|---|
| 2025/0101,939 | Boomerang Hydro Multiplier | Sep 23, 24 | Mar 27, 25 | Not available |
| 2025/0084,818 | SUBAQUATIC POWER GENERATION SYSTEMS | Sep 05, 24 | Mar 13, 25 | Not available |
| 2025/0084,820 | METHOD AND SYSTEM FOR OPTIMIZING OPERATING SWING OF VERTICAL SHAFT SUSPENDED HYDROGENERATOR UNIT | Sep 12, 23 | Mar 13, 25 | Not available |
| 2025/0035,185 | MECHANICAL RENEWABLE GREEN ENERGY PRODUCTION | Oct 10, 24 | Jan 30, 25 | PHOS GLOBAL ENERGY SOLUTIONS, INC. |
| 2025/0012,247 | WATER WHEEL, HYDRAULIC POWER GENERATION DEVICE, AND HYDRAULIC POWER GENERATION SYSTEM | Sep 25, 24 | Jan 09, 25 | Not available |
| 2024/0195,329 | TRIBOELECTRIC NANOGENERATOR (TENG) AND POWER GENERATION DEVICE BASED ON PLANT FIBER AND MODIFIED TRIBO-ELECTRONEGATIVE MATERIAL | Feb 26, 24 | Jun 13, 24 | ZHEJIANG UNIVERSITY |
| 2023/0089,423 | INLET FOR A HYDRODYNAMIC SCREW | Mar 05, 21 | Mar 23, 23 | Not available |
| 2022/0228,549 | MUTUALLY SUPPORTING HYDROPOWER SYSTEMS | Jan 20, 21 | Jul 21, 22 | Not available |
| 2021/0332,785 | Gravity and Hydrologic Power Generation | Apr 27, 21 | Oct 28, 21 | Not available |
| 2021/0332,784 | BOTTOMLESS-CUP TYPE WATER POWER CONVERSION DEVICE UTILIZING FLOWING WATER ENERGY | Jul 05, 21 | Oct 28, 21 | Not available |
| 2021/0317,812 | WATER MOTOR | Apr 09, 20 | Oct 14, 21 | Not available |
| 2021/0172,416 | NEW-TYPE WATERWHEEL ROTATING DEVICE | Jan 21, 20 | Jun 10, 21 | Not available |
| 2020/0271,085 | METHOD AND APPARATUS FOR GENERATING POWER FROM ATMOSPHERIC PRESSURE AND VACUUM | May 11, 20 | Aug 27, 20 | Not available |
| 2020/0240,386 | TOWER FOR HYDROPOWER | Jan 29, 19 | Jul 30, 20 | Not available |
| 2020/0232,438 | DEVICE FOR PRODUCING HYDRO-ELECTRIC POWER | Mar 14, 18 | Jul 23, 20 | Not available |
| 2020/0217,291 | POWER GENERATION DEVICE UTILIZING SEAWATER | Dec 26, 19 | Jul 09, 20 | Not available |
| 2020/0200,144 | Multistory power generation system | Jun 07, 17 | Jun 25, 20 | Not available |
| 2020/0088,153 | Hydroenergetic Motor | Jun 08, 18 | Mar 19, 20 | Not available |
| 2020/0080,533 | BOTTOMLESS-CUP TYPE WATER POWER CONVERSION DEVICE UTILIZING FLOWING WATER ENERGY | Nov 13, 19 | Mar 12, 20 | Not available |
| 2020/0063,706 | HYDROELECTRIC POWER GENERATION DEVICE USING MULTISTAGE CASCADE STRUCTURE | Nov 17, 17 | Feb 27, 20 | Not available |
Top Owners in This Subclass
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Patents Issued To Date - By Filing Year
Average Time to Issuance
- 30 Months (last 2 years Issuances)
- 30 Months (last 5 years Issuances)