F03B 7/00
Water wheels
Official title: Water wheels {(of swinging flap type F03B17/06)}
F03B7/00 (Water wheels) appears on 169 US grants and 205 published applications in this corpus.
Search patents in F03B- Granted patents
- 169
- Published applications
- 205
- Assignees
- 51
- Inventors
- 274
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 3 | 0 |
| 1978 | 1 | 0 |
| 1979 | 2 | 0 |
| 1980 | 0 | 0 |
| 1981 | 2 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 3 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 3 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 1 |
| 2004 | 0 | 1 |
| 2005 | 1 | 3 |
| 2006 | 1 | 3 |
| 2007 | 0 | 3 |
| 2008 | 2 | 6 |
| 2009 | 3 | 5 |
| 2010 | 3 | 3 |
| 2011 | 6 | 8 |
| 2012 | 5 | 14 |
| 2013 | 9 | 15 |
| 2014 | 5 | 5 |
| 2015 | 6 | 14 |
| 2016 | 9 | 13 |
| 2017 | 10 | 9 |
| 2018 | 7 | 20 |
| 2019 | 8 | 13 |
| 2020 | 15 | 19 |
| 2021 | 13 | 18 |
| 2022 | 10 | 11 |
| 2023 | 7 | 5 |
| 2024 | 9 | 5 |
| 2025 | 7 | 9 |
| 2026 | 6 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Energy capture device and system29 Sep 2026US 12,747,717 B1
- Mechanical renewable green energy production7 Jul 2026US 12,674,503 B2Phos Global Energy Solutions, Inc.
- Boomerang hydro multiplier30 Jun 2026US 12,669,105 B2
- Ocean wave and tidal current energy conversion system26 May 2026US 12,637,999 B2
- Method and system for optimizing operating swing of vertical shaft suspended hydrogenerator unit7 Apr 2026US 12,595,778 B2Huaneng Lancang River Hydropower Inc.
- Method for producing hydroelectric power generator and hydroelectric power generator26 Feb 2026US 2026/0058523 A1
- Water Power Self-Circulating Generator5 Feb 2026US 2026/0036110 A1
- Self-Powered Hot Water Heater Device and Method of Use2 Oct 2025US 2025/0305721 A1
- Portable hydro-generator29 May 2025US 2025/0172117 A1
- Equalization tank assemblies for wastewater systems22 May 2025US 2025/0163881 A1Trane International Inc.
Most cited
By later US patents