B23K 7/005
Machines, apparatus or equipment specially adapted for cutting curved workpieces
Official title: {Machines, apparatus or equipment specially adapted for cutting curved workpieces}
B23K7/005 (Machines, apparatus or equipment specially adapted for cutting curved workpieces) appears on 79 US grants and 24 published applications in this corpus.
Search patents in B23K- Granted patents
- 79
- Published applications
- 24
- Assignees
- 52
- Inventors
- 110
- Latest grant
- 15 Aug 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 2 | 0 |
| 1978 | 2 | 0 |
| 1979 | 7 | 0 |
| 1980 | 5 | 0 |
| 1981 | 4 | 0 |
| 1982 | 6 | 0 |
| 1983 | 7 | 0 |
| 1984 | 7 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 3 | 0 |
| 1988 | 4 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 2 | 1 |
| 2005 | 0 | 1 |
| 2006 | 0 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 1 | 1 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 1 | 2 |
| 2015 | 1 | 0 |
| 2016 | 0 | 1 |
| 2017 | 2 | 2 |
| 2018 | 4 | 4 |
| 2019 | 1 | 3 |
| 2020 | 5 | 1 |
| 2021 | 3 | 3 |
| 2022 | 3 | 1 |
| 2023 | 3 | 2 |
| 2024 | 0 | 0 |
| 2025 | 0 | 1 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Multi-fuel adapter tactical system15 Aug 2023US 11,724,328 B1
- Device for cutting structure and method for cutting structure1 Aug 2023US 11,712,763 B2Kobelco Construction Machinery Co., Ltd.
- Method for monitoring a flame cutting process27 Jun 2023US 11,684,989 B2IHT Automation GmbH & Co. KG
- Silent entry torching and oxygen delivery system and configuration27 Dec 2022US 11,534,869 B2Special Projects Operations, Inc.
- Downhole tool with a propellant charge14 Jun 2022US 11,359,450 B2Spex Corporate Holdings Limited
- Pipe cutting assembly and method of use thereof15 May 2025US 2025/0153260 A1FWS AUS Pty Ltd
- Silent entry torching and oxygen delivery system and configuration4 May 2023US 2023/0140128 A1Special Projects Operations, Inc.
- Method for monitoring a flame cutting process12 Jan 2023US 2023/0008895 A1IHT Automation GmbH & Co. KG
- Method for cutting tensioned tensioning members of a concrete tower, cutting device for cutting tensioned tensioning members of a concrete tower, and use of a cutting device20 Oct 2022US 2022/0331895 A1
- Device for cutting structure and method for cutting structure24 Jun 2021US 2021/0187674 A1Kobelco Construction Machinery Co., Ltd.
Most cited
By later US patents
- Flame cutting template25US 4,653,195 A1987
- Tape-controlled metal cutting apparatus18US 4,349,182 AVernon Tool Company Ltd. · 1982
- Automatic cutting torch assembly17US 4,052,039 AIwatani Sangyo Kabushiki Kaisha · 1977
- Pipe cutting apparatus16US 4,667,936 APrecision Piping & Instruments, Inc. · 1987
- Process and machines for automatically welding or cutting the junction point between a main pipe and a secondary branch pipe15US 4,659,903 ASociete Nouvelle des Ateliers et Chantiers du Havre · 1987