B23K 11/246
For flash welding
Official title: {for flash welding}
B23K11/246 (For flash welding) appears on 22 US grants and 3 published applications in this corpus.
Search patents in B23K- Granted patents
- 22
- Published applications
- 3
- Assignees
- 15
- Inventors
- 54
- Latest grant
- 22 Mar 2022
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 2 | 0 |
| 1979 | 2 | 0 |
| 1980 | 1 | 0 |
| 1981 | 2 | 0 |
| 1982 | 1 | 0 |
| 1983 | 4 | 0 |
| 1984 | 2 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 3 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 1 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 1 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 0 |
| 2025 | 0 | 1 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Power supply system for a mobile resistance welding machine22 Mar 2022US 11,278,984 B2Plasser & Theurer Export Von Bahnbaumaschinen Gesellschaft M. B. H.
- Welding assurance control techniques22 Nov 1994US 5,367,138 AAutomation International Corp.
- Controlled pressure butt welding process and apparatus for carrying it out25 Sep 1990US 4,959,519 AMeyer, Roth & Pastor Maschinenfabrik GmbH
- Method of flash-butt resistance welding of a batch of like parts in pairs10 Jul 1990US 4,940,876 A
- Flash-butt resistance welding process16 Feb 1988US 4,725,707 A
- Zero Emission Railroad Tracks Welder17 Sep 2026US 2026/0273646 A1
- Welding machine for longitudinal metal objects, in particular billets22 May 2025US 2025/0162059 A1SMS group GmbH
- Power supply system for a mobile resistance welding machine25 Oct 2018US 2018/0304398 A1Plasser & Theurer Export Von Bahnbaumaschinen Gesellschaft M. B. H.
Most cited
By later US patents
- Welding assurance control techniques50US 5,367,138 AAutomation International Corp. · 1994
- Welder for continuous resistance flash-butt welding10US 4,415,793 AAN USSR Institut Elektrosvarki imeni E.O. Patona · 1983
- Flash welding apparatus and method8US 4,101,753 ARepublic Steel Corporation · 1978
- Machine for continuous flash butt welding8US 4,296,305 A1981
- Flash welding apparatus and method8US 4,376,242 ARepublic Steel Corporation · 1983