F24H 3/0435
Structures comprising heat spreading elements in the form of fins
Official title: {Structures comprising heat spreading elements in the form of fins}
F24H3/0435 (Structures comprising heat spreading elements in the form of fins) appears on 80 US grants and 112 published applications in this corpus.
Search patents in F24H- Granted patents
- 80
- Published applications
- 112
- Assignees
- 55
- Inventors
- 240
- Latest grant
- 4 Nov 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 2 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 2 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 3 |
| 2004 | 2 | 1 |
| 2005 | 0 | 8 |
| 2006 | 3 | 3 |
| 2007 | 2 | 12 |
| 2008 | 2 | 5 |
| 2009 | 4 | 9 |
| 2010 | 5 | 2 |
| 2011 | 4 | 2 |
| 2012 | 2 | 2 |
| 2013 | 1 | 3 |
| 2014 | 3 | 8 |
| 2015 | 1 | 12 |
| 2016 | 8 | 4 |
| 2017 | 8 | 0 |
| 2018 | 6 | 4 |
| 2019 | 1 | 12 |
| 2020 | 5 | 4 |
| 2021 | 0 | 4 |
| 2022 | 5 | 4 |
| 2023 | 5 | 5 |
| 2024 | 2 | 4 |
| 2025 | 3 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- PTC heater4 Nov 2025US 12,460,838 B2Hanon Systems
- Electric heating device18 Feb 2025US 12,232,225 B2Eberspacher catem GmbH & Co.KG
- Heating device with a housing assembly4 Feb 2025US 12,214,645 B2Valeo Automotive Air Conditioning Hubei Co., Ltd.
- PTC unit for vehicle heater and PTC heater including the same22 Oct 2024US 12,122,219 B2Amosense Co., Ltd.
- Electric heating device27 Feb 2024US 11,912,106 B2Eberspacher catem GmbH & Co.KG
- Electric heating device for a motor vehicle21 Aug 2025US 2025/0264247 A1Valeo Systemes Thermiques
- Heating rod14 Nov 2024US 2024/0381495 A1
- PTC Heating Element, Electric Heating Device and Use of a PTC Heating Element11 Jul 2024US 2024/0230156 A9TDK Electronics Co., Ltd.
- Vehicle heating device13 Jun 2024US 2024/0190214 A1
- PTC Heating Element, Electric Heating Device and Use of a PTC Heating Element25 Apr 2024US 2024/0133587 A1TDK Electronics Co., Ltd.
Most cited
By later US patents
- Heating heat exchanger with electric heat emitter90US 5,995,711 ADenso Corporation · 1999
- Finned PTC air heater assembly for heating an automotive passenger compartment71US 5,256,857 ATexas Instruments Incorporated · 1993
- Core unit of heat exchanger having electric heater67US 6,178,292 B1Denso Corporation · 2001
- Radiator having PTC electric resistance heating elements and spring-biased fin arrangement41US 5,057,672 AApparte und Heizwiderstande GmbH · 1991
- Heating heat exchanger with electric heat emitter39US 6,055,360 ADenso Corporation · 2000