B60H 1/2225
Arrangements of electric heaters for heating air
Official title: {arrangements of electric heaters for heating air}
B60H1/2225 (Arrangements of electric heaters for heating air) appears on 238 US grants and 393 published applications in this corpus.
Search patents in B60H- Granted patents
- 238
- Published applications
- 393
- Assignees
- 151
- Inventors
- 854
- Latest grant
- 24 Feb 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 4 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 3 | 0 |
| 1994 | 1 | 0 |
| 1995 | 4 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 2 | 0 |
| 2000 | 6 | 0 |
| 2001 | 4 | 0 |
| 2002 | 1 | 5 |
| 2003 | 2 | 0 |
| 2004 | 0 | 6 |
| 2005 | 5 | 10 |
| 2006 | 2 | 8 |
| 2007 | 3 | 10 |
| 2008 | 3 | 7 |
| 2009 | 3 | 6 |
| 2010 | 1 | 7 |
| 2011 | 3 | 6 |
| 2012 | 1 | 7 |
| 2013 | 2 | 9 |
| 2014 | 7 | 19 |
| 2015 | 8 | 18 |
| 2016 | 15 | 16 |
| 2017 | 8 | 16 |
| 2018 | 21 | 37 |
| 2019 | 18 | 33 |
| 2020 | 16 | 34 |
| 2021 | 13 | 30 |
| 2022 | 22 | 33 |
| 2023 | 11 | 22 |
| 2024 | 18 | 26 |
| 2025 | 18 | 12 |
| 2026 | 4 | 16 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Heating arrangement and heat distribution unit for such a heating arrangement24 Feb 2026US 12,558,936 B2Dometic Sweden AB
- Ceramic body and method for producing same, heater element, heater unit, heater system as well as purification system24 Feb 2026US 12,559,425 B2NGK Insulators, Ltd.
- Optimal control of convective thermal devices17 Feb 2026US 12,552,223 B2Gentherm Incorporated
- Heating device20 Jan 2026US 12,528,338 B2Valeo Automotive Air Conditioning Hubei Co., Ltd.
- Heat exchanger with optimized temperature profile30 Dec 2025US 12,508,878 B2Mahle International GmbH
- Method for determining whether to heat or cool a surface6 Aug 2026US 2026/0227810 A1
- Vehicle air-conditioning control system23 Jul 2026US 2026/0208558 A1Toyota Jidosha Kabushiki Kaisha
- Heating apparatus for vehicle16 Jul 2026US 2026/0200289 A1Estra Automotive Systems Co., Ltd.
- Air Conditioner and Motor Vehicle with Such an Air Conditioner18 Jun 2026US 2026/0166968 A1Mahle International GmbH
- Conditioning device for conditioning an interior region in an interior of a car4 Jun 2026US 2026/0152039 A1Mercedes-Benz Group AG
Most cited
By later US patents
- Thermoelectric heat exchanger227US 6,119,463 AAmerigon Incorporated · 2000
- Thermoelectric heat exchanger196US 6,223,539 B1Amerigon Incorporated · 2001
- Thermoelectric heat exchanger177US 6,606,866 B2Amerigon Incorporated · 2003
- Thermoelectric heat exchanger135US 6,907,739 B22005
- Thermoelectric heat exchanger103US 7,178,344 B2Amerigon Incorporated · 2007