F02G 2270/45
Piston rods
F02G2270/45 (Piston rods) appears on 38 US grants and 31 published applications in this corpus.
Search patents in F02G- Granted patents
- 38
- Published applications
- 31
- Assignees
- 15
- Inventors
- 70
- Latest grant
- 29 Oct 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 3 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 2 | 0 |
| 2000 | 0 | 0 |
| 2001 | 2 | 0 |
| 2002 | 2 | 2 |
| 2003 | 2 | 1 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 2 |
| 2009 | 0 | 0 |
| 2010 | 0 | 1 |
| 2011 | 0 | 1 |
| 2012 | 0 | 0 |
| 2013 | 1 | 0 |
| 2014 | 0 | 1 |
| 2015 | 0 | 1 |
| 2016 | 0 | 0 |
| 2017 | 1 | 0 |
| 2018 | 1 | 1 |
| 2019 | 0 | 1 |
| 2020 | 2 | 9 |
| 2021 | 6 | 3 |
| 2022 | 5 | 3 |
| 2023 | 3 | 3 |
| 2024 | 4 | 1 |
| 2025 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Engine apparatus and method for operation29 Oct 2024US 12,129,812 B2Hyliion Holdings Corp.
- Stirling cycle machine3 Sep 2024US 12,078,123 B2DEKA Products Limited Partnership
- Constant density heat exchanger and system for energy conversion7 May 2024US 11,976,610 B2Hyliion Holdings Corp.
- Monolithic heat-exchanger bodies30 Jan 2024US 11,885,279 B2Hyliion Holdings Corp.
- Energy conversion apparatus29 Aug 2023US 11,739,711 B2Hyliion Holdings Corp.
- Stirling cycle machine27 Feb 2025US 2025/0067230 A1DEKA Products Limited Partnership
- Monolithic heat-exchanger bodies16 May 2024US 2024/0159201 A1Hyliion Holdings Corp.
- Constant density heat exchanger and system for energy conversion20 Jul 2023US 2023/0228229 A1General Electric Company
- Energy conversion apparatus19 Jan 2023US 2023/0019495 A1General Electric Company
- Stirling Cycle Machine5 Jan 2023US 2023/0003174 A1New Power Concepts LLC
Most cited
By later US patents
- Flexure bearing support assemblies, with particular application to stirling machines56US 5,920,133 AStirling Technology Company · 1999
- Heat engine heater head assembly25US 6,282,895 B1STM Power, Inc. · 2001
- Stirling cycle engine20US 5,987,886 ASanyo Electric Co., Ltd. · 1999
- Multifuel internal combustion stirling engine17US 6,457,309 B12002
- Method and apparatus for diminishing the consumption of fuel and converting reciprocal piston motion into rotary motion13US 6,487,858 B22002