B23K 3/0353
Heating elements or heating element housings
Official title: {Heating elements or heating element housings}
B23K3/0353 (Heating elements or heating element housings) appears on 27 US grants and 22 published applications in this corpus.
Search patents in B23K- Granted patents
- 27
- Published applications
- 22
- Assignees
- 14
- Inventors
- 42
- Latest grant
- 30 Sep 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 0 |
| 2003 | 2 | 1 |
| 2004 | 0 | 1 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 1 |
| 2010 | 1 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 3 |
| 2016 | 4 | 3 |
| 2017 | 2 | 3 |
| 2018 | 1 | 0 |
| 2019 | 1 | 3 |
| 2020 | 3 | 2 |
| 2021 | 0 | 1 |
| 2022 | 1 | 1 |
| 2023 | 0 | 1 |
| 2024 | 2 | 1 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Soldering tool with orientation safety control30 Sep 2025US 12,427,595 B2Vis, LLC
- Method and apparatus for fixing a soldering tip to a soldering tool10 Dec 2024US 12,162,095 B2Apex Brands, Inc.
- Heater sensor complex and soldering iron tip cartridge2 Apr 2024US 11,945,051 B2Hakko Corporation
- Electric heating device23 Aug 2022US 11,420,281 B2Pro-Iroda Industries, Inc.
- Variable temperature controlled soldering iron14 Jul 2020US 10,716,220 B2OK International, Inc.
- Soldering tool with orientation safety control2 May 2024US 2024/0139848 A1Vis, LLC
- Heater sensor complex and soldering iron tip cartridge12 Oct 2023US 2023/0321742 A1Hakko Corporation
- Ceramic electric heating element having a twolayer structure and electric soldering iron24 Nov 2022US 2022/0377849 A1Chongqing Le-Mark Technology Co
- Method and Apparatus for Fixing a Soldering Tip to a Soldering Tool5 Aug 2021US 2021/0237185 A1Apex Brands, Inc.
- Variable temperature controlled soldering iron21 May 2020US 2020/0163226 A1OK International, Inc.
Most cited
By later US patents
- Self regulating heater49US 4,877,944 AMetcal, Inc. · 1989
- High efficiency autoregulating heater47US 4,745,264 AMetcal, Inc. · 1988
- Bobbin assembly for a soldering/desoldering device using an etched foil heater17US 4,752,670 APace Incorporated · 1988
- Soldering or desoldering iron14US 7,679,032 B2Hakko Corporation · 2010
- Tip heater cartridge and soldering iron for use therewith13US 6,513,697 B1Pace Incorporated · 2003