B23K 7/00
Cutting, scarfing, or desurfacing by applying flames
B23K7/00 (Cutting, scarfing, or desurfacing by applying flames) appears on 619 US grants and 260 published applications in this corpus.
Search patents in B23K- Granted patents
- 619
- Published applications
- 260
- Assignees
- 278
- Inventors
- 914
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 24 | 0 |
| 1977 | 25 | 0 |
| 1978 | 28 | 0 |
| 1979 | 26 | 0 |
| 1980 | 15 | 0 |
| 1981 | 20 | 0 |
| 1982 | 38 | 0 |
| 1983 | 28 | 0 |
| 1984 | 28 | 0 |
| 1985 | 11 | 0 |
| 1986 | 17 | 0 |
| 1987 | 13 | 0 |
| 1988 | 16 | 0 |
| 1989 | 5 | 0 |
| 1990 | 12 | 0 |
| 1991 | 12 | 0 |
| 1992 | 12 | 0 |
| 1993 | 9 | 0 |
| 1994 | 12 | 0 |
| 1995 | 12 | 0 |
| 1996 | 7 | 0 |
| 1997 | 6 | 0 |
| 1998 | 9 | 0 |
| 1999 | 5 | 0 |
| 2000 | 9 | 0 |
| 2001 | 12 | 0 |
| 2002 | 7 | 3 |
| 2003 | 8 | 10 |
| 2004 | 9 | 12 |
| 2005 | 2 | 8 |
| 2006 | 5 | 6 |
| 2007 | 3 | 6 |
| 2008 | 6 | 16 |
| 2009 | 2 | 9 |
| 2010 | 7 | 12 |
| 2011 | 3 | 8 |
| 2012 | 5 | 4 |
| 2013 | 11 | 18 |
| 2014 | 10 | 18 |
| 2015 | 15 | 11 |
| 2016 | 13 | 14 |
| 2017 | 8 | 15 |
| 2018 | 12 | 18 |
| 2019 | 22 | 11 |
| 2020 | 13 | 13 |
| 2021 | 16 | 16 |
| 2022 | 9 | 6 |
| 2023 | 10 | 12 |
| 2024 | 6 | 5 |
| 2025 | 2 | 4 |
| 2026 | 4 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- B23K 7/10Auxiliary devices301
- B23K 7/002Machines, apparatus or equipment for cutting plane workpieces137
- B23K 7/005Machines, apparatus or equipment specially adapted for cutting curved workpieces79
- B23K 7/06Machines, apparatus or equipment specially designed for scarfing or desurfacing77
- B23K 7/08Cutting, scarfing, or desurfacing by applying flames: by applying additional compounds or57
- B23K 7/001Cutting, scarfing, or desurfacing by applying flames: for profiling plate edges or15
- B23K 7/008Preliminary treatment7
Recent patents
- Gas cutting method for cutting steel material and steel material producing method8 Sep 2026US 12,728,472 B2Jfe Steel Corporation
- Method and machine for cutting and removing workpiece parts from a plate-shaped material2 Jun 2026US 12,643,178 B2TRUMPF Werkzeugmaschinen GmbH + Co. KG
- Laser working machine and method for maintaining laser working machine31 Mar 2026US 12,589,449 B2Yamazaki Mazak Corporation
- Processes and devices for beam processing of plate-shaped or tubular workpieces10 Mar 2026US 12,569,936 B2Wsoptics Technologies GmbH
- Method for producing workpiece parts from a plate-shaped workpiece, data processing program and processing machine for producing the workpiece parts11 Nov 2025US 12,465,989 B2TRUMPF Werkzeugmaschinen GmbH + Co. KG
- Numerical control device20 Aug 2026US 2026/0244189 A1Fanuc Corporation
- Automated sphere plate pressing method16 Jul 2026US 2026/0199948 A1CB&I STS Delaware LLC
- Numerical control device and program25 Jun 2026US 2026/0178011 A1Fanuc Corporation
- Combustible gas5 Mar 2026US 2026/0062634 A1Iwatani Industrial Gases Corp.
- Method for the autogenous processing of metals29 Jan 2026US 2026/0029124 A1Messer Cutting Systems GmbH
Most cited
By later US patents
- Composite gear and method of making same112US 5,852,951 ABriggs & Stratton Corporation · 1998
- Method and system for controlled and selective removal of material72US 4,737,628 AInternational Technical Associates · 1988
- Welding67US 4,014,777 A1977
- Shock wave particle removal method and apparatus57US 5,023,424 ATencor Instruments · 1991
- Method and apparatus for removing impurities from metallic objects53US 4,720,621 A1988