F02G 2254/40
Heat inputs: using heat accumulators
Official title: using heat accumulators
F02G2254/40 (Heat inputs: using heat accumulators) appears on 4 US grants and 3 published applications in this corpus.
Search patents in F02G- Granted patents
- 4
- Published applications
- 3
- Assignees
- 3
- Inventors
- 9
- Latest grant
- 30 Oct 2018
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1989 | 1 | 0 |
| 1990 | 1 | 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 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 1 |
| 2016 | 0 | 1 |
| 2017 | 0 | 0 |
| 2018 | 2 | 0 |
| 2019 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
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- Stirling engine28 Aug 2018US 10,060,388 B2Microgen Engine Corporation Holding B.V.
- Heater for a stirling engine23 Jan 1990US 4,894,989 AAisin Seiki Kabushiki Kaisha
- Stirling engine21 Nov 1989US 4,881,372 AAisin Seiki Kabushiki Kaisha
Most cited
By later US patents