B23K 9/035
With backing means disposed under the seam
Official title: with backing means disposed under the seam
B23K9/035 (With backing means disposed under the seam) appears on 101 US grants and 64 published applications in this corpus.
Search patents in B23K- Granted patents
- 101
- Published applications
- 64
- Assignees
- 78
- Inventors
- 253
- Latest grant
- 14 Oct 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 4 | 0 |
| 1978 | 5 | 0 |
| 1979 | 3 | 0 |
| 1980 | 5 | 0 |
| 1981 | 4 | 0 |
| 1982 | 5 | 0 |
| 1983 | 2 | 0 |
| 1984 | 2 | 0 |
| 1985 | 4 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 3 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 2 | 0 |
| 1992 | 3 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 2 | 0 |
| 2001 | 3 | 2 |
| 2002 | 2 | 0 |
| 2003 | 0 | 1 |
| 2004 | 2 | 3 |
| 2005 | 1 | 0 |
| 2006 | 0 | 2 |
| 2007 | 1 | 1 |
| 2008 | 1 | 1 |
| 2009 | 1 | 1 |
| 2010 | 0 | 2 |
| 2011 | 0 | 2 |
| 2012 | 1 | 0 |
| 2013 | 0 | 2 |
| 2014 | 2 | 5 |
| 2015 | 2 | 3 |
| 2016 | 2 | 8 |
| 2017 | 3 | 1 |
| 2018 | 1 | 2 |
| 2019 | 2 | 4 |
| 2020 | 5 | 7 |
| 2021 | 5 | 5 |
| 2022 | 3 | 1 |
| 2023 | 3 | 2 |
| 2024 | 2 | 7 |
| 2025 | 5 | 0 |
| 2026 | 0 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- High-heat-input combined welding method for thick-walled high-strength steel14 Oct 2025US 12,440,927 B1Tianjin University
- Rail welding method and device20 May 2025US 12,304,011 B2Dezhou University
- Heat exchanger for cooling cracked gas13 May 2025US 12,298,085 B2Borsig GmbH
- Pipe repair and the methods for operational fixing and definitive welding thereof6 May 2025US 12,292,153 B2Endserv InspecãO De Equipamentos E Materiais Ltda
- Pipeline system of pipe sections with pre-assembled insulating weld backing rings and method of making same11 Mar 2025US 12,246,400 B2Lps IP, LLC
- High-performance welding device for thick-wall electrogas upright welding based on liquid nitrogen rapid cooling assistance24 Sep 2026US 2026/0284802 A1Tianjin University
- Method for producing and/or processing a continuous belt comprising a belt body made of metal2 Jul 2026US 2026/0183857 A1Berndorf Band GmbH
- Use of an oscillating magnetic field as a pool backing for arc welding processes17 Oct 2024US 2024/0342841 A1Bundesrepublik Deutschland, vertreten durch den Bundesminister für Wirtschaft und Energie, dieser
- Gas-shielded arc welding method, welded joint, and method for producing welded joint19 Sep 2024US 2024/0307990 A1Jfe Steel Corporation
- Device for protecting an inner part of a pipeline weld seam18 Jul 2024US 2024/0240734 A1"ES System" GmbH
Most cited
By later US patents
- Method of making a patterned surface articles32US 6,322,652 B13M Innovative Properties Company · 2001
- Device for supporting weld underbead24US 4,465,220 AThe Boeing Company · 1984
- Pivotal back-up pads for welding23US 4,201,326 ACrutcher Resources Corporation · 1980
- Weld suporting ring for pipes22US 5,110,031 AAtlantic Point Inc. · 1992
- Flux backup arrangement for circumferential welding20US 4,025,034 AACF Industries, Incorporated · 1977