B23K 9/025
For rectilinear seams
Official title: for rectilinear seams
B23K9/025 (For rectilinear seams) appears on 218 US grants and 247 published applications in this corpus.
Search patents in B23K- Granted patents
- 218
- Published applications
- 247
- Assignees
- 171
- Inventors
- 718
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 9 | 0 |
| 1977 | 8 | 0 |
| 1978 | 3 | 0 |
| 1979 | 3 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 5 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 4 | 0 |
| 1986 | 5 | 0 |
| 1987 | 2 | 0 |
| 1988 | 3 | 0 |
| 1989 | 4 | 0 |
| 1990 | 0 | 0 |
| 1991 | 3 | 0 |
| 1992 | 4 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 3 | 0 |
| 1997 | 2 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 4 | 0 |
| 2001 | 2 | 3 |
| 2002 | 3 | 4 |
| 2003 | 2 | 1 |
| 2004 | 4 | 9 |
| 2005 | 3 | 6 |
| 2006 | 5 | 0 |
| 2007 | 2 | 4 |
| 2008 | 2 | 7 |
| 2009 | 1 | 13 |
| 2010 | 3 | 7 |
| 2011 | 4 | 7 |
| 2012 | 5 | 6 |
| 2013 | 2 | 17 |
| 2014 | 9 | 13 |
| 2015 | 7 | 15 |
| 2016 | 9 | 14 |
| 2017 | 5 | 4 |
| 2018 | 11 | 19 |
| 2019 | 15 | 19 |
| 2020 | 9 | 14 |
| 2021 | 6 | 12 |
| 2022 | 11 | 16 |
| 2023 | 7 | 10 |
| 2024 | 5 | 12 |
| 2025 | 9 | 5 |
| 2026 | 9 | 10 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Method and apparatus for improving the quality of a butt weld1 Sep 2026US 12,722,221 B2Unicon Incorporated
- Hybrid butt-lap joint, and method of production14 Jul 2026US 12,680,563 B2His Majesty the King In Right of Canada, the Minister of Natural Resources
- Method of manufacturing welded structure, welded structure, and battery case23 Jun 2026US 12,661,730 B2Hyundai Mobis Co., Ltd.
- Method for producing a welded metal blank and thus obtained welded metal blank16 Jun 2026US 12,654,250 B2ArcelorMittal
- Nickel-based alloy for manufacturing pipeline tubes16 Jun 2026US 12,655,501 B2Aperam
- Hybrid butt-lap joint, and method of production8 Oct 2026US 2026/0309174 A1His Majesty the King In Right of Canada, AS Represented By the Minister of Natural Resources
- Manufacturing method for arc-welded joint, arc-welded joint, and vehicle component27 Aug 2026US 2026/0249375 A1Nippon Steel Corporation
- Arc welded joint and method for manufacturing the same13 Aug 2026US 2026/0233322 A1Jfe Steel Corporation
- Welded joint of steel plate and method for manufacturing the same6 Aug 2026US 2026/0225191 A1JFE Engineering Corporation
- Arc welding system, and arc welding method using such a system6 Aug 2026US 2026/0225192 A1
Most cited
By later US patents
- Continuous manufacturing method for a metal welded tube and a manufacturing apparatus therefor66US 5,140,123 AKusakabe Electric & Machinery Co., Ltd. · 1992
- Method and apparatus for tracking seam welds on pipes and the like52US 4,577,796 AKaiser Steel Corporation · 1986
- Heavy duty pipe spreader44US 3,937,054 AArmco Steel Corporation · 1976
- Welding apparatus31US 4,008,384 AGlitsch, Inc. · 1977
- Control method in multi-layer welding31US 6,023,044 AFanuc Corporation · 2000