B23K 2103/20
Ferrous alloys and aluminium or alloys thereof
B23K2103/20 (Ferrous alloys and aluminium or alloys thereof) appears on 372 US grants and 537 published applications in this corpus.
Search patents in B23K- Granted patents
- 372
- Published applications
- 537
- Assignees
- 236
- Inventors
- 1,075
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 0 | 0 |
| 1997 | 4 | 0 |
| 1998 | 2 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 4 | 0 |
| 2002 | 0 | 0 |
| 2003 | 1 | 8 |
| 2004 | 4 | 3 |
| 2005 | 2 | 8 |
| 2006 | 3 | 5 |
| 2007 | 4 | 12 |
| 2008 | 3 | 11 |
| 2009 | 1 | 12 |
| 2010 | 8 | 10 |
| 2011 | 10 | 16 |
| 2012 | 7 | 17 |
| 2013 | 8 | 25 |
| 2014 | 12 | 23 |
| 2015 | 14 | 35 |
| 2016 | 14 | 38 |
| 2017 | 22 | 44 |
| 2018 | 28 | 33 |
| 2019 | 25 | 45 |
| 2020 | 43 | 42 |
| 2021 | 27 | 39 |
| 2022 | 37 | 38 |
| 2023 | 27 | 28 |
| 2024 | 27 | 23 |
| 2025 | 19 | 15 |
| 2026 | 10 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Deposition head for friction stir additive manufacturing devices and methods15 Sep 2026US 12,734,604 B2Blue Origin Manufacturing, LLC
- Fabrication of high-strength and lightweight beams and structures1 Sep 2026US 12,722,233 B2Tokyo Electron Limited
- Method for joining metal materials and controlling bonding quality thereof25 Aug 2026US 12,715,061 B2Toyama Prefecture
- Laser control structure and laser bonding method using the same25 Aug 2026US 12,715,070 B2Electronics and Telecommunications Research Institute
- Method for friction stir processing for the end surface of age-hardening aluminum alloy plates16 Jun 2026US 12,654,253 B2Jimei University
- Al-fe-alloy plated steel sheet for hot forming, having excellent twb welding characteristics, hot forming member, and manufacturing methods therefor17 Sep 2026US 2026/0275473 A1Posco
- Method for controlling a resistance element welding process, data processing apparatus, computer program, computer-readable storage medium, and resistance welding apparatus13 Aug 2026US 2026/0233327 A1Volvo Car Corporation
- Regulation layer for dissimilar metal friction welding interface and aluminum-steel friction welding method16 Jul 2026US 2026/0200016 A1Nanchang Hangkong University
- Method for manufacturing joint structure of dissimilar materials, and joint structure of dissimilar materials9 Jul 2026US 2026/0192391 A1Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.)
- Method for joining dissimilar materials with excellent joining strength and bonded structure manufactured thereby4 Jun 2026US 2026/0151846 A1Hyundai Motor Company
Most cited
By later US patents
- Friction stir welding fastener139US 9,555,580 B1Temper IP, LLC · 2017
- Process for lap joining two kinds of metallic members having different melting points60US 6,037,559 AHonda Giken Kogyo Kabushiki Kaisha · 2000
- Method and material for resistance welding steel-base metal sheet to aluminum-base metal sheet46US 5,783,794 ANippon Steel Corporation · 1998
- System for continuous feeding of filler material for friction stir welding, processing and fabrication46US 8,875,976 B2Aeroprobe Corporation · 2014
- Surface modification39US 6,670,571 B2The Welding Institute · 2003