F03B 1/00
Engines of impulse type, i.e. turbines with jets of high-velocity liquid impinging
Official title: Engines of impulse type, i.e. turbines with jets of high-velocity liquid impinging on blades or like rotors, e.g. Pelton wheels; Parts or details peculiar thereto
F03B1/00 (Engines of impulse type, i.e. turbines with jets of high-velocity liquid impinging) appears on 145 US grants and 175 published applications in this corpus.
Search patents in F03B- Granted patents
- 145
- Published applications
- 175
- Assignees
- 69
- Inventors
- 258
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 2 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 2 | 0 |
| 1983 | 2 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 0 | 0 |
| 1990 | 3 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 4 | 0 |
| 1994 | 2 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 0 |
| 2002 | 1 | 2 |
| 2003 | 1 | 0 |
| 2004 | 1 | 4 |
| 2005 | 2 | 12 |
| 2006 | 5 | 4 |
| 2007 | 3 | 3 |
| 2008 | 1 | 6 |
| 2009 | 2 | 6 |
| 2010 | 7 | 11 |
| 2011 | 5 | 10 |
| 2012 | 4 | 6 |
| 2013 | 7 | 7 |
| 2014 | 4 | 5 |
| 2015 | 4 | 6 |
| 2016 | 4 | 6 |
| 2017 | 2 | 11 |
| 2018 | 1 | 9 |
| 2019 | 8 | 12 |
| 2020 | 13 | 14 |
| 2021 | 5 | 11 |
| 2022 | 7 | 10 |
| 2023 | 12 | 6 |
| 2024 | 7 | 6 |
| 2025 | 7 | 7 |
| 2026 | 4 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Energy harvesting system and method for converting mechanical energy into electrical energy8 Sep 2026US 12,728,684 B1
- Recirculating hydro-pneumatic impulse turbine21 Jul 2026US 12,687,145 B2Gravity Energy Pty Ltd
- Bucket of a Pelton turbine12 May 2026US 12,624,676 B2ANDRITZ HYDRO GmbH
- Hydropower recycle system13 Jan 2026US 12,523,194 B2Green Vigor Limited
- Fluid turbine assembly and method of actuation of a fluid turbine12 Aug 2025US 12,385,398 B2
- Metal air battery turbine anode disc drive system14 May 2026US 2026/0135199 A1
- Bucket of a pelton turbine20 Nov 2025US 2025/0354534 A1ANDRITZ HYDRO GmbH
- Electrical power generation system28 Aug 2025US 2025/0270976 A1Nosmek Green Solutions, Inc.
- Turbine with sheet-flow nozzle having adjustable width31 Jul 2025US 2025/0243837 A1BHE Turbomachinery, LLC
- Recirculating hydro-pneumatic impulse turbine22 May 2025US 2025/0163880 A1Gravity Energy Pty Ltd
Most cited
By later US patents
- Very high speed radial inflow hydraulic turbine109US 5,471,965 A1995
- Noninvasive method for site-specific fat reduction83US 8,932,338 B2Erchonia Corporation · 2015
- Method for utilizing angular momentum in energy conversion devices and an apparatus therefore72US 5,167,483 A1992
- Miniature hydro-power generation system power management70US 7,932,618 B2Access Business Group International LLC · 2011
- Miniature hydro-power generation system57US 6,885,114 B2Access Business Group International LLC · 2005