F02G 2243/06
Regenerative displacers
F02G2243/06 (Regenerative displacers) appears on 17 US grants and 10 published applications in this corpus.
Search patents in F02G- Granted patents
- 17
- Published applications
- 10
- Assignees
- 9
- Inventors
- 29
- Latest grant
- 20 Dec 2022
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 3 | 0 |
| 1989 | 2 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 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 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 1 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 1 | 0 |
| 2011 | 1 | 1 |
| 2012 | 0 | 2 |
| 2013 | 1 | 0 |
| 2014 | 1 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 1 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 2 |
| 2021 | 3 | 1 |
| 2022 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Closed cycle regenerative heat engines20 Dec 2022US 11,530,668 B2Stirling Works Global Ltd
- Hot air engine system31 Aug 2021US 11,105,296 B1
- Closed cycle regenerative heat engines1 Jun 2021US 11,022,067 B2Stirling Works Global Ltd
- Closed cycle regenerative heat engines12 Jan 2021US 10,890,138 B2Stirling Works Global Ltd
- Heat engine4 Feb 2014US 8,640,453 B2Alpha Plus Power Inc.
- Closed Cycle Regenerative Heat Engines9 Sep 2021US 2021/0277846 A1Stirling Works Global Ltd
- Closed Cycle Regenerative Heat Engines30 Jul 2020US 2020/0240358 A1Stirling Works Global Ltd
- Closed Cycle Regenerative Heat Engines19 Mar 2020US 2020/0088131 A1Stirling Works Global Ltd
- Stirling cycle engine2 Feb 2017US 2017/0030295 A1Twinbird Corporation
- Thermodynamic machine with stirling cycle9 Aug 2012US 2012/0198834 A1Stiral
Most cited
By later US patents
- Stirling cycle engine20US 4,821,516 AAisin Seiki Kabushiki Kaisha · 1989
- Method and apparatus for snubbing the movement of a free, gas-driven displacer in a cooling engine14US 4,792,346 A1988
- Closed cycle gas refrigerator13US 4,822,390 AMitsubishi Denki Kabushiki Kaisha · 1989
- Power generation and space conditioning using a thermodynamic engine driven through environmental heating and cooling12US 7,877,999 B2Cool Energy, Inc. · 2011
- Stirling cycle engine and refrigeration systems7US 3,971,230 A1976