F02G 2270/50
Crosshead guiding pistons
F02G2270/50 (Crosshead guiding pistons) appears on 90 US grants and 10 published applications in this corpus.
Search patents in F02G- Granted patents
- 90
- Published applications
- 10
- Assignees
- 36
- Inventors
- 119
- Latest grant
- 3 Sep 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 1 | 0 |
| 1978 | 8 | 0 |
| 1979 | 5 | 0 |
| 1980 | 6 | 0 |
| 1981 | 5 | 0 |
| 1982 | 1 | 0 |
| 1983 | 5 | 0 |
| 1984 | 8 | 0 |
| 1985 | 2 | 0 |
| 1986 | 7 | 0 |
| 1987 | 8 | 0 |
| 1988 | 4 | 0 |
| 1989 | 6 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 3 | 0 |
| 1995 | 3 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 3 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 1 | 0 |
| 2014 | 0 | 2 |
| 2015 | 0 | 1 |
| 2016 | 0 | 0 |
| 2017 | 2 | 0 |
| 2018 | 1 | 1 |
| 2019 | 0 | 1 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 2 | 0 |
| 2023 | 0 | 1 |
| 2024 | 1 | 0 |
| 2025 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
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- Stirling cycle machine20 Sep 2022US 11,448,158 B2New Power Concepts LLC
- Stirling cycle machine24 May 2022US 11,339,743 B2New Power Concepts LLC
- Hot gas engine17 Apr 2018US 9,945,321 B2Dulob AB
- Stirling cycle machine5 Sep 2017US 9,752,532 B2New Power Concepts LLC
- Stirling cycle machine27 Feb 2025US 2025/0067230 A1DEKA Products Limited Partnership
- Stirling Cycle Machine5 Jan 2023US 2023/0003174 A1New Power Concepts LLC
- Stirling Cycle Machine12 Dec 2019US 2019/0376468 A1New Power Concepts LLC
- Stirling Cycle Machine28 Jun 2018US 2018/0179988 A1DEKA Products Limited Partnership
- Hot gas engine8 Oct 2015US 2015/0285183 A1Dulob AB
Most cited
By later US patents
- Device for converting thermal energy into mechanical energy52US 3,990,246 AAudi NSU Auto Union Aktiengesellschaft · 1976
- Solar powered free-piston Stirling engine50US 4,642,988 ANew Process Industries, Inc. · 1987
- Hermetically sealed stirling engine generator46US 5,755,100 AStirling Marine Power Limited · 1998
- Reciprocating external combustion engine45US 4,393,653 AThermal Systems Limited · 1983
- Stirling engine41US 5,005,349 AAisin Seiki Kabushiki Kaisha · 1991