F01K 3/186
Using electric heat
Official title: {using electric heat}
F01K3/186 (Using electric heat) appears on 152 US grants and 174 published applications in this corpus.
Search patents in F01K- Granted patents
- 152
- Published applications
- 174
- Assignees
- 61
- Inventors
- 198
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 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 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 2 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 1 |
| 2003 | 0 | 1 |
| 2004 | 1 | 1 |
| 2005 | 1 | 1 |
| 2006 | 1 | 1 |
| 2007 | 0 | 0 |
| 2008 | 1 | 1 |
| 2009 | 0 | 1 |
| 2010 | 0 | 3 |
| 2011 | 0 | 5 |
| 2012 | 2 | 4 |
| 2013 | 1 | 5 |
| 2014 | 2 | 5 |
| 2015 | 6 | 7 |
| 2016 | 3 | 6 |
| 2017 | 9 | 5 |
| 2018 | 3 | 6 |
| 2019 | 5 | 1 |
| 2020 | 3 | 5 |
| 2021 | 7 | 5 |
| 2022 | 9 | 29 |
| 2023 | 21 | 25 |
| 2024 | 31 | 22 |
| 2025 | 18 | 26 |
| 2026 | 20 | 8 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Thermal energy storage system coupled with a solid oxide electrolysis system6 Oct 2026US 12,753,710 B2Rondo Energy, Inc.
- Thermal energy storage system coupled with thermal power cycle systems8 Sep 2026US 12,729,632 B1Rondo Energy, Inc.
- Thermal energy storage systems for use in material processing1 Sep 2026US 12,723,524 B2Rondo Energy, Inc.
- Methods for material activation with thermal energy storage system18 Aug 2026US 12,709,998 B2Rondo Energy, Inc.
- Thermal energy storage systems with an energy emitting surface21 Jul 2026US 12,687,120 B1Rondo Energy, Inc.
- Thermal Energy Storage with Fluid Flow Insulation16 Jul 2026US 2026/0201821 A1Rondo Energy, Inc.
- Thermal energy storage system coupled with steam cracking system25 Jun 2026US 2026/0176985 A1Rondo Energy, Inc.
- Peak load and frequency regulation system for thermal power unit25 Jun 2026US 2026/0176987 A1Xi'an Thermal Power Research Institute Co., Ltd.
- Energy storage system and alumina calcination applications18 Jun 2026US 2026/0168411 A1Rondo Energy, Inc.
- Thermal energy storage system for simple and combined cycle power generation11 Jun 2026US 2026/0160501 A1Rondo Energy, Inc.
Most cited
By later US patents
- Heat engine and heat to electricity systems and methods92US 8,096,128 B2Echogen Power Systems, LLC · 2012
- System and method for high efficiency power generation using a carbon dioxide circulating working fluid79US 8,596,075 B28 Rivers Capital, LLC · 2013
- Heat engine and heat to electricity systems and methods with working fluid fill system57US 8,281,593 B2Echogen Power Systems, LLC · 2012
- System and method for high efficiency power generation using a carbon dioxide circulating working fluid50US 8,959,887 B28 Rivers Capital, LLC · 2015
- Power plant with steam cycle and with a high temperature thermal energy exchange system and method for manufacturing the power plant42US 10,247,044 B2Siemens Aktiengesellschaft · 2019