B23K 11/02
Pressure butt welding
B23K11/02 (Pressure butt welding) appears on 105 US grants and 108 published applications in this corpus.
Search patents in B23K- Granted patents
- 105
- Published applications
- 108
- Assignees
- 106
- Inventors
- 321
- Latest grant
- 6 Jan 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 2 | 0 |
| 1982 | 3 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 4 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 5 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 2 | 0 |
| 2002 | 3 | 2 |
| 2003 | 5 | 3 |
| 2004 | 3 | 6 |
| 2005 | 5 | 7 |
| 2006 | 2 | 0 |
| 2007 | 2 | 1 |
| 2008 | 2 | 5 |
| 2009 | 1 | 1 |
| 2010 | 0 | 2 |
| 2011 | 3 | 3 |
| 2012 | 1 | 4 |
| 2013 | 4 | 3 |
| 2014 | 1 | 4 |
| 2015 | 5 | 6 |
| 2016 | 1 | 8 |
| 2017 | 4 | 10 |
| 2018 | 10 | 5 |
| 2019 | 5 | 8 |
| 2020 | 5 | 6 |
| 2021 | 2 | 3 |
| 2022 | 2 | 6 |
| 2023 | 4 | 8 |
| 2024 | 7 | 4 |
| 2025 | 1 | 3 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Face guard for use in ball game and method for making the same6 Jan 2026US 12,514,322 B2Yu Hsun Enterprise Co., Ltd.
- Copper-aluminum composite electric energy transmission system and processing method therefor7 Jan 2025US 12,191,047 B2Jilin Zhong Ying High Technology Co., Ltd.
- Multi-zone blade fabrication24 Dec 2024US 12,173,615 B2Rtx Corporation
- Hot-rolled steel sheet for electric resistance welded steel pipe and method for manufacturing the same, electric resistance welded steel pipe and method for manufacturing the same, line pipe, and building structure12 Nov 2024US 12,139,780 B2Jfe Steel Corporation
- Method and apparatus for friction current joining1 Oct 2024US 12,103,102 B2KUKA Deutschland GmbH
- Insert manufacturing apparatus, method of manufacturing insert, insert for cutting tool, and base26 Jun 2025US 2025/0205837 A1AG Focus LLC
- Process and plant for the manufacture of reinforcing bars for profiled elements for window/door frames5 Jun 2025US 2025/0178115 A1Graf Synergy S.r. l.
- Multi-Zone Blade Fabrication24 Apr 2025US 2025/0129721 A1Rtx Corporation
- Method and Apparatus for Chain Welding24 Oct 2024US 2024/0351095 A1
- A Method of Forming a Unitary Metal Piece1 Aug 2024US 2024/0253147 A1
Most cited
By later US patents
- Method for manufacturing turbine blade and manufactured turbine blade24US 6,814,544 B2Hitachi, Ltd. · 2004
- Wire connecting method22US 4,922,072 AMethode Electronics, Inc. · 1990
- Guide wire with core having welded wire segments19US 7,998,090 B2Abbott Cardiovascular Systems Inc. · 2011
- Method for determining and controlling the cooling rate for metal alloys in an electrical resistance welding process17US 5,770,832 ABoard of Regents, The University of Texas System · 1998
- Microsurgical probe17US 7,600,405 B2Alcon Inc. · 2009