F24D 13/00
Electric heating systems
F24D13/00 (Electric heating systems) appears on 362 US grants and 415 published applications in this corpus.
Search patents in F24D- Granted patents
- 362
- Published applications
- 415
- Assignees
- 264
- Inventors
- 755
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 0 | 0 |
| 1978 | 4 | 0 |
| 1979 | 1 | 0 |
| 1980 | 5 | 0 |
| 1981 | 2 | 0 |
| 1982 | 2 | 0 |
| 1983 | 2 | 0 |
| 1984 | 4 | 0 |
| 1985 | 0 | 0 |
| 1986 | 4 | 0 |
| 1987 | 3 | 0 |
| 1988 | 3 | 0 |
| 1989 | 7 | 0 |
| 1990 | 6 | 0 |
| 1991 | 9 | 0 |
| 1992 | 5 | 0 |
| 1993 | 4 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 2 | 0 |
| 1997 | 3 | 0 |
| 1998 | 6 | 0 |
| 1999 | 6 | 0 |
| 2000 | 11 | 0 |
| 2001 | 2 | 3 |
| 2002 | 3 | 3 |
| 2003 | 9 | 1 |
| 2004 | 4 | 10 |
| 2005 | 6 | 4 |
| 2006 | 1 | 16 |
| 2007 | 4 | 9 |
| 2008 | 4 | 10 |
| 2009 | 6 | 20 |
| 2010 | 1 | 15 |
| 2011 | 4 | 21 |
| 2012 | 7 | 11 |
| 2013 | 9 | 18 |
| 2014 | 18 | 21 |
| 2015 | 9 | 16 |
| 2016 | 19 | 30 |
| 2017 | 16 | 26 |
| 2018 | 19 | 20 |
| 2019 | 19 | 21 |
| 2020 | 17 | 25 |
| 2021 | 21 | 28 |
| 2022 | 11 | 27 |
| 2023 | 16 | 9 |
| 2024 | 15 | 20 |
| 2025 | 16 | 17 |
| 2026 | 11 | 14 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Wire testing method and device1 Sep 2026US 12,724,048 B2
- Detachable electric fireplace28 Jul 2026US 12,693,027 B2Zhongshan Shangxian Electrical Appliances Technology Co., Ltd.
- Attachment part for a motor vehicle, motor vehicle comprising an attachment part of this type, and production method23 Jun 2026US 12,662,071 B2Bayerische Motoren Werke Aktiengesellschaft
- Profiled section for temperature-control of a room, and building element assembly comprising said profiled section9 Jun 2026US 12,650,015 B2
- Power supply control apparatus7 Apr 2026US 12,596,391 B2Autonetworks Technologies, Ltd.
- Natural stone panel with an integrated heating system and manufacturing method thereof3 Sep 2026US 2026/0258956 A1Centitvc—Centro De Nanotecnologia E Materiais TéCnicos, Funcionais E Inteligentes
- Heat emission control in radiator heater matrix13 Aug 2026US 2026/0235302 A1The Warming Surfaces Company Oy
- Thermal infrared radiator apparatus30 Jul 2026US 2026/0223253 A1Beam-Tech Corporation
- Autonomous Street Pole Comfort System (ASPCS)23 Jul 2026US 2026/0210561 A1
- Heat pipe assembly for heating9 Jul 2026US 2026/0194305 A1
Most cited
By later US patents
- Sheet heater203US 4,733,057 ARaychem Corporation · 1988
- Reversible decorative tile and method finishing same in situ87US 5,937,612 AJeda/America, Inc. · 1999
- Safety flooring assembly75US 6,718,714 B12004
- Low-voltage and low flux density heating system70US 5,854,472 ASperika Enterprises Ltd. · 1998
- Method and apparatus for positioning heating elements59US 9,188,348 B2Progress Profiles SPA · 2015