F24D 2101/80
Electric generators driven by external combustion engines
Official title: Electric generators driven by external combustion engines, e.g. Stirling engines
F24D2101/80 (Electric generators driven by external combustion engines) appears on 33 US grants and 43 published applications in this corpus.
Search patents in F24D- Granted patents
- 33
- Published applications
- 43
- Assignees
- 21
- Inventors
- 83
- Latest grant
- 5 Jul 2022
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 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 | 1 | 1 |
| 2003 | 2 | 0 |
| 2004 | 1 | 3 |
| 2005 | 4 | 5 |
| 2006 | 2 | 0 |
| 2007 | 1 | 5 |
| 2008 | 1 | 0 |
| 2009 | 0 | 2 |
| 2010 | 1 | 3 |
| 2011 | 2 | 2 |
| 2012 | 1 | 3 |
| 2013 | 0 | 4 |
| 2014 | 1 | 3 |
| 2015 | 2 | 0 |
| 2016 | 1 | 1 |
| 2017 | 2 | 1 |
| 2018 | 0 | 4 |
| 2019 | 1 | 1 |
| 2020 | 1 | 2 |
| 2021 | 5 | 0 |
| 2022 | 2 | 2 |
| 2023 | 0 | 0 |
| 2024 | 0 | 0 |
| 2025 | 0 | 0 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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Most cited
By later US patents
- Congeneration system with a Stirling engine58US 5,074,114 AStirling Thermal Motors, Inc. · 1991
- Auxiliary power unit51US 6,536,207 B1New Power Concepts LLC · 2003
- Systems and methods for the capture of heat energy, long-distance conveyance, storage, and distribution of the captured heat energy and power generated therefrom40US 11,326,479 B2Lochterra Inc. · 2022
- System and method for hydronic space heating with electrical power generation35US 7,284,709 B2Climate Energy, LLC · 2007
- System and method for warm air space heating with electrical power generation31US 7,040,544 B2Climate Energy, LLC · 2006