F03B 17/025
And reciprocating motion
Official title: {and reciprocating motion}
F03B17/025 (And reciprocating motion) appears on 101 US grants and 118 published applications in this corpus.
Search patents in F03B- Granted patents
- 101
- Published applications
- 118
- Assignees
- 34
- Inventors
- 146
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 4 | 0 |
| 1988 | 2 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 1 |
| 2004 | 3 | 2 |
| 2005 | 2 | 5 |
| 2006 | 1 | 2 |
| 2007 | 1 | 2 |
| 2008 | 0 | 4 |
| 2009 | 1 | 5 |
| 2010 | 1 | 3 |
| 2011 | 2 | 6 |
| 2012 | 2 | 5 |
| 2013 | 6 | 9 |
| 2014 | 5 | 7 |
| 2015 | 4 | 7 |
| 2016 | 6 | 4 |
| 2017 | 5 | 2 |
| 2018 | 1 | 5 |
| 2019 | 6 | 7 |
| 2020 | 2 | 5 |
| 2021 | 3 | 5 |
| 2022 | 1 | 4 |
| 2023 | 8 | 5 |
| 2024 | 7 | 13 |
| 2025 | 11 | 7 |
| 2026 | 6 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Energy transfer from a drum to a displacement element11 Aug 2026US 12,704,107 B2Honeywell International Inc.
- Tank structures and fluid displacement devices14 Jul 2026US 12,680,529 B1
- Communicating fluid vessel engine systems5 May 2026US 12,618,392 B2
- Hydro-pneumatic apparatus and methods of use10 Mar 2026US 12,571,366 B2
- Communicating fluid vessel engine systems2 Apr 2026US 2026/0092596 A1
- Alleviating graft versus host disease using engineered inkt cells5 Feb 2026US 2026/0034218 A1The Regents of the University of California
- Hydro-Pneumatic Apparatus and Methods of Use15 Jan 2026US 2026/0015990 A1
- Buoyant compressed air energy storage16 Oct 2025US 2025/0320853 A1Black & Veatch Corporation
- Electrical power generation system28 Aug 2025US 2025/0270976 A1Nosmek Green Solutions, Inc.
Most cited
By later US patents
- System and process for recovering energy from a compressed gas49US 6,964,165 B22005
- Motor utilizing buoyancy forces32US 4,726,188 A1988
- Method and apparatus for generating energy24US 6,803,670 B22004
- Method and apparatus for generating power23US 4,034,565 A1977
- Apparatus and method for converting hydrostatic energy to electrical energy23US 4,083,186 A1978