H05B 3/32
Heating conductor mounted on insulators on a metallic frame
Official title: heating conductor mounted on insulators on a metallic frame
H05B3/32 (Heating conductor mounted on insulators on a metallic frame) appears on 85 US grants and 41 published applications in this corpus.
Search patents in H05B- Granted patents
- 85
- Published applications
- 41
- Assignees
- 49
- Inventors
- 152
- Latest grant
- 30 Dec 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 2 | 0 |
| 1980 | 1 | 0 |
| 1981 | 3 | 0 |
| 1982 | 3 | 0 |
| 1983 | 0 | 0 |
| 1984 | 4 | 0 |
| 1985 | 1 | 0 |
| 1986 | 4 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 5 | 0 |
| 1990 | 0 | 0 |
| 1991 | 3 | 0 |
| 1992 | 5 | 0 |
| 1993 | 0 | 0 |
| 1994 | 5 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 3 | 0 |
| 2000 | 5 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 4 |
| 2003 | 4 | 2 |
| 2004 | 3 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 1 | 1 |
| 2014 | 0 | 2 |
| 2015 | 1 | 2 |
| 2016 | 2 | 2 |
| 2017 | 1 | 1 |
| 2018 | 2 | 5 |
| 2019 | 2 | 3 |
| 2020 | 0 | 3 |
| 2021 | 3 | 2 |
| 2022 | 2 | 5 |
| 2023 | 4 | 3 |
| 2024 | 2 | 2 |
| 2025 | 3 | 0 |
| 2026 | 0 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Electric heating device and method for manufacturing the same30 Dec 2025US 12,513,785 B2Eberspacher catem GmbH & Co.KG
- Apparatus for heating inlet air in a combination washer/dryer11 Nov 2025US 12,467,179 B2Whirlpool Corporation
- PTC heater4 Nov 2025US 12,460,838 B2Hanon Systems
- Conductive ink with enhanced mechanical fatigue resistance20 Feb 2024US 11,910,495 B2Goodrich Corporation
- Electric heating device30 Jan 2024US 11,885,530 B2Benteler Automobiltechnik GmbH
- Liquid heating device27 Aug 2026US 2026/0251351 A1Toshiba Lighting & Technology Corporation
- Heater for an aerosol provision device18 Jun 2026US 2026/0165377 A1
- Electric Heating Apparatus and Cooking Device14 May 2026US 2026/0136437 A1Zhongshan Jinwen Electrical Appliance Industrial Co., Ltd.
- Apparatus for heating inlet air in a combination washer/dryer29 Feb 2024US 2024/0068145 A1Whirlpool Corporation
- Temperature adjusting member8 Feb 2024US 2024/0049362 A1Shinko Electric Industries Co., Ltd.
Most cited
By later US patents
- Electric heating elements38US 4,250,399 AEmerson Electric Co. · 1981
- Heating coil support and insulation mechanism29US 5,124,534 ALennox Industries Inc. · 1992
- Heating element coil support26US 5,122,640 ANova Industries, Inc. · 1992
- Electric resistance heater25US 4,628,189 AEmerson Electric Co. · 1986
- Securely interconnectable modules for use in constructing a pathway for traffic24US 9,353,487 B12016