B23K 3/00
Tools, devices or special appurtenances for soldering
Official title: Tools, devices or special appurtenances for soldering, e.g. brazing, or unsoldering, not specially adapted for particular methods
B23K3/00 (Tools, devices or special appurtenances for soldering) appears on 3,045 US grants and 2,476 published applications in this corpus.
Search patents in B23K- Granted patents
- 3,045
- Published applications
- 2,476
- Assignees
- 1,150
- Inventors
- 5,681
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 38 | 0 |
| 1977 | 21 | 0 |
| 1978 | 26 | 0 |
| 1979 | 14 | 0 |
| 1980 | 20 | 0 |
| 1981 | 12 | 0 |
| 1982 | 22 | 0 |
| 1983 | 30 | 0 |
| 1984 | 30 | 0 |
| 1985 | 31 | 0 |
| 1986 | 42 | 0 |
| 1987 | 68 | 0 |
| 1988 | 49 | 0 |
| 1989 | 65 | 0 |
| 1990 | 54 | 0 |
| 1991 | 52 | 0 |
| 1992 | 49 | 0 |
| 1993 | 63 | 0 |
| 1994 | 46 | 0 |
| 1995 | 42 | 0 |
| 1996 | 39 | 0 |
| 1997 | 37 | 0 |
| 1998 | 50 | 0 |
| 1999 | 83 | 0 |
| 2000 | 90 | 0 |
| 2001 | 99 | 29 |
| 2002 | 85 | 85 |
| 2003 | 79 | 69 |
| 2004 | 76 | 82 |
| 2005 | 50 | 77 |
| 2006 | 46 | 101 |
| 2007 | 35 | 77 |
| 2008 | 34 | 83 |
| 2009 | 41 | 105 |
| 2010 | 81 | 102 |
| 2011 | 62 | 77 |
| 2012 | 86 | 90 |
| 2013 | 54 | 83 |
| 2014 | 52 | 88 |
| 2015 | 78 | 148 |
| 2016 | 100 | 132 |
| 2017 | 101 | 128 |
| 2018 | 99 | 108 |
| 2019 | 80 | 118 |
| 2020 | 109 | 127 |
| 2021 | 87 | 106 |
| 2022 | 103 | 103 |
| 2023 | 104 | 122 |
| 2024 | 84 | 85 |
| 2025 | 85 | 91 |
| 2026 | 62 | 60 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Sealed squeegee for supplying solder paste with uniform density6 Oct 2026US 12,752,358 B2Ese Co., Ltd.
- Pin brazed mounting arrangement6 Oct 2026US 12,752,359 B1Tractian Technologies Inc
- Solder bump forming member, method for manufacturing solder bump forming member, and method for manufacturing electrode substrate provided with solder bump6 Oct 2026US 12,752,360 B2Resonac Corporation
- Repair of solder bumps29 Sep 2026US 12,746,613 B2Orbotech Ltd.
- Method and automatic brazing apparatus for flame brazing control in copper-aluminum welding15 Sep 2026US 12,734,599 B2Shaoxing Daishin Xinrui Brazing Equipment Co., Ltd.
- Air filtration assembly with airflow feedback1 Oct 2026US 2026/0295492 A1Apex Brands, Inc.
- Air filtration system with main and subsidiary assemblies1 Oct 2026US 2026/0295493 A1Apex Brands, Inc.
- Air filtration assembly with air quality control24 Sep 2026US 2026/0284564 A1Apex Brands, Inc.
- Extractor and method of use24 Sep 2026US 2026/0284724 A1OK International, Inc.
- Air filtration assembly with positioning aid24 Sep 2026US 2026/0284766 A1Apex Brands, Inc.
Most cited
By later US patents
- Heater-sensor complex502US 6,054,678 AHakko Corporation · 2000
- Soldering station with built-in self-calibration function494US 6,580,050 B1Pace Incorporated · 2003
- Shielded heating element having intrinsic temperature control281US 4,701,587 AMetcal, Inc. · 1987
- Method and apparatus for dispensing small amounts of liquid material245US 5,747,102 ANordson Corporation · 1998
- Autoregulating heater230US 4,752,673 AMetcal, Inc. · 1988