F24H 3/0441
Interfaces between the electrodes of a resistive heating element and the power
Official title: {Interfaces between the electrodes of a resistive heating element and the power supply means}
F24H3/0441 (Interfaces between the electrodes of a resistive heating element and the power) appears on 69 US grants and 94 published applications in this corpus.
Search patents in F24H- Granted patents
- 69
- Published applications
- 94
- Assignees
- 36
- Inventors
- 177
- Latest grant
- 20 Jan 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2000 | 2 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 1 |
| 2003 | 0 | 3 |
| 2004 | 2 | 1 |
| 2005 | 1 | 5 |
| 2006 | 2 | 2 |
| 2007 | 1 | 7 |
| 2008 | 3 | 3 |
| 2009 | 3 | 7 |
| 2010 | 3 | 3 |
| 2011 | 2 | 2 |
| 2012 | 4 | 2 |
| 2013 | 1 | 2 |
| 2014 | 2 | 3 |
| 2015 | 5 | 8 |
| 2016 | 6 | 2 |
| 2017 | 5 | 2 |
| 2018 | 4 | 2 |
| 2019 | 2 | 4 |
| 2020 | 2 | 7 |
| 2021 | 1 | 8 |
| 2022 | 4 | 4 |
| 2023 | 4 | 6 |
| 2024 | 2 | 6 |
| 2025 | 5 | 4 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Heating device20 Jan 2026US 12,528,338 B2Valeo Automotive Air Conditioning Hubei Co., Ltd.
- Heating body of an electric radiator9 Dec 2025US 12,492,843 B2Valeo Systemes Thermiques
- Heater device7 Oct 2025US 12,434,539 B2Valeo Automotive Air Conditioning Hubei Co., Ltd.
- Electric heating device13 May 2025US 12,298,012 B2Eberspacher catem GmbH & Co.KG
- Electric heating device18 Feb 2025US 12,232,225 B2Eberspacher catem GmbH & Co.KG
- Ptc heater device11 Dec 2025US 2025/0377135 A1Hyundai Motor Company
- Electric heating device for a motor vehicle21 Aug 2025US 2025/0264247 A1Valeo Systemes Thermiques
- Heating body of an electric radiator10 Apr 2025US 2025/0116424 A1Valeo Systemes Thermiques
- Electric radiator of a heating, ventilation and/or air-conditioning system13 Feb 2025US 2025/0050710 A1Valeo Systemes Thermiques
- PTC Heating Element, Electric Heating Device and Use of a PTC Heating Element11 Jul 2024US 2024/0230156 A9TDK Electronics Co., Ltd.
Most cited
By later US patents
- Core unit of heat exchanger having electric heater67US 6,178,292 B1Denso Corporation · 2001
- Heating heat exchanger with electric heat emitter39US 6,055,360 ADenso Corporation · 2000
- Electric heating device, especially for use in motor vehicles21US 6,392,207 B1Catem GmbH & Co. KG · 2002
- Heating and air conditioning system for vehicles20US 6,124,570 AMicro Compact Car AG · 2000
- Electric heater20US 7,064,301 B2Halla Climate Control Corporation · 2006