B23K 26/262
Of longitudinal seams of tubes
Official title: of longitudinal seams of tubes
B23K26/262 (Of longitudinal seams of tubes) appears on 118 US grants and 94 published applications in this corpus.
Search patents in B23K- Granted patents
- 118
- Published applications
- 94
- Assignees
- 83
- Inventors
- 271
- Latest grant
- 23 Dec 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 3 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 2 | 0 |
| 1986 | 2 | 0 |
| 1987 | 5 | 0 |
| 1988 | 7 | 0 |
| 1989 | 9 | 0 |
| 1990 | 1 | 0 |
| 1991 | 2 | 0 |
| 1992 | 3 | 0 |
| 1993 | 4 | 0 |
| 1994 | 0 | 0 |
| 1995 | 3 | 0 |
| 1996 | 0 | 0 |
| 1997 | 3 | 0 |
| 1998 | 0 | 0 |
| 1999 | 4 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 3 |
| 2002 | 2 | 5 |
| 2003 | 5 | 1 |
| 2004 | 6 | 3 |
| 2005 | 0 | 2 |
| 2006 | 1 | 2 |
| 2007 | 1 | 3 |
| 2008 | 0 | 1 |
| 2009 | 0 | 2 |
| 2010 | 2 | 3 |
| 2011 | 0 | 5 |
| 2012 | 1 | 2 |
| 2013 | 1 | 0 |
| 2014 | 1 | 8 |
| 2015 | 3 | 12 |
| 2016 | 5 | 7 |
| 2017 | 5 | 2 |
| 2018 | 6 | 6 |
| 2019 | 4 | 6 |
| 2020 | 5 | 5 |
| 2021 | 3 | 8 |
| 2022 | 4 | 3 |
| 2023 | 6 | 1 |
| 2024 | 2 | 3 |
| 2025 | 2 | 0 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Multi-tubular beam for a vehicle23 Dec 2025US 12,502,703 B2Shape Corp.
- Method for the continuous production of optical fibre waveguides mounted in a thin-walled, radially closed metal tube1 Jul 2025US 12,343,815 B2Nexans
- Method for manufacturing evaporator for ice-making and evaporator for ice-making5 Nov 2024US 12,135,159 B2Coway Co., Ltd.
- Method for producing a welded ring9 Apr 2024US 11,951,525 B2Oetiker Schweiz AG
- Carrier component for a vehicle application, and method for producing a carrier component of this type21 Nov 2023US 11,819,944 B2Kirchhoff Automotive Deutschland GmbH
- Sulfur-resistant and corrosion-resistant low-carbon alloy-based coiled tubing and preparation method thereof28 May 2026US 2026/0145278 A1Shinda (Tangshan) Creative Oil & Gas Equipment Co., Ltd.
- Position detection device for seam portion and heated portion of welded steel pipe, manufacturing facility for welded steel pipe, position detection method for seam portion and heated portion of welded steel pipe, manufacturing method for welded steel pipe, and quality control method for welded steel pipe6 Jun 2024US 2024/0181513 A1Jfe Steel Corporation
- Method for producing coaxial cables having a thin-walled, radially closed outer conductor15 Feb 2024US 2024/0055158 A1Nexans
- Corrosion resistant tube and method of manufacture11 Jan 2024US 2024/0011596 A1Indiana Tube Corporation
- Multi-tubular beam for a vehicle24 Aug 2023US 2023/0264246 A1Shape Corp.
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 for manufacturing metal cylinder members of electron tubes and method for manufacturing magnetron anodes50US 5,096,449 AKabushiki Kaisha Toshiba · 1992
- Method of laser butt welding38US 4,577,088 ASWS Incorporated · 1986
- Apparatus for continuous manufacture of armored optical fiber cable36US 4,759,487 AK-Tube Corporation · 1988
- High-frequency electric resistance welding method using irradiation with a laser beam34US 4,649,256 ANippon Steel Corporation · 1987