B23K 13/06
Welding by high-frequency current heating: characterised by the shielding of the welding
Official title: characterised by the shielding of the welding zone against influence of the surrounding atmosphere
B23K13/06 (Welding by high-frequency current heating: characterised by the shielding of the welding) appears on 15 US grants and 17 published applications in this corpus.
Search patents in B23K- Granted patents
- 15
- Published applications
- 17
- Assignees
- 18
- Inventors
- 71
- Latest grant
- 15 Apr 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 2 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 2 |
| 2007 | 0 | 0 |
| 2008 | 1 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 2 |
| 2011 | 0 | 0 |
| 2012 | 0 | 2 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 1 | 1 |
| 2016 | 1 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 2 |
| 2019 | 0 | 3 |
| 2020 | 1 | 2 |
| 2021 | 1 | 0 |
| 2022 | 1 | 1 |
| 2023 | 0 | 1 |
| 2024 | 1 | 0 |
| 2025 | 1 | 0 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Silicon core wire for depositing polycrystalline silicon and production method therefor15 Apr 2025US 12,275,642 B2Tokuyama Corporation
- Shielding and cooling a continuous weld between steel sheets/plates using a non-oxidizing atmosphere to reduce the formation of oxide on a surface of the continuous weld19 Nov 2024US 12,145,221 B2Cleveland-Cliffs Steel Properties Inc.
- Clad welded pipe or tube and method of producing same1 Nov 2022US 11,484,927 B2Jfe Steel Corporation
- Electric resistance welded clad steel pipe or tube and method of producing same3 Aug 2021US 11,079,045 B2Jfe Steel Corporation
- Method of monitoring manufacturing status of electric resistance welded pipe, device for monitoring manufacturing status of electric resistance welded pipe, and method of manufacturing electric resistance welded pipe18 Aug 2020US 10,744,589 B2Jfe Steel Corporation
- Method for joining structural elements11 Jun 2026US 2026/0158584 A1
- Method for Gas Phase Alloy Enhancement of Solid State Welds19 Jan 2023US 2023/0017230 A1Spinduction Weld, Inc.
- Silicon Core Wire for Depositing Polycrystalline Silicon and Production Method Therefor8 Sep 2022US 2022/0281751 A1Tokuyama Corporation
- Electric resistance welded steel pipe manufacturing device and electric resistance welded steel pipe manufacturing method17 Dec 2020US 2020/0391318 A1Nippon Steel Corporation
- Shielding and cooling a continuous weld between steel sheets/plates using a non-oxidizing atmosphere to reduce the formation of oxide on a surface of the continuous weld8 Oct 2020US 2020/0316726 A1AK Steel Properties, Inc.
Most cited
By later US patents
- Method of producing multiple-wall, composite tubular structures30US 4,449,281 AKawasaki Jukogyo Kabushiki Kaisha · 1984
- Method of forming seamed metal tube19US 5,732,874 AThe IDOD Trust · 1998
- Method of forming seamed metal tube17US 6,018,859 AThe IDOD Trust · 2000
- Method and apparatus for cladding a metal rod with another metal14US 4,227,061 ACopperweld Corporation · 1980
- Method of induction weld forming with shear displacement step13US 7,348,523 B2Noetic Engineering Inc. · 2008