B23K 9/0286
With an electrode moving around the fixed tube during the welding operation
Official title: {with an electrode moving around the fixed tube during the welding operation}
B23K9/0286 (With an electrode moving around the fixed tube during the welding operation) appears on 230 US grants and 214 published applications in this corpus.
Search patents in B23K- Granted patents
- 230
- Published applications
- 214
- Assignees
- 135
- Inventors
- 523
- Latest grant
- 7 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 3 | 0 |
| 1978 | 2 | 0 |
| 1979 | 9 | 0 |
| 1980 | 3 | 0 |
| 1981 | 2 | 0 |
| 1982 | 6 | 0 |
| 1983 | 4 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 1 | 0 |
| 1987 | 3 | 0 |
| 1988 | 0 | 0 |
| 1989 | 4 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 5 | 0 |
| 1993 | 4 | 0 |
| 1994 | 4 | 0 |
| 1995 | 4 | 0 |
| 1996 | 0 | 0 |
| 1997 | 6 | 0 |
| 1998 | 6 | 0 |
| 1999 | 5 | 0 |
| 2000 | 5 | 0 |
| 2001 | 5 | 3 |
| 2002 | 5 | 2 |
| 2003 | 4 | 3 |
| 2004 | 3 | 6 |
| 2005 | 3 | 3 |
| 2006 | 4 | 9 |
| 2007 | 5 | 6 |
| 2008 | 2 | 8 |
| 2009 | 3 | 6 |
| 2010 | 5 | 13 |
| 2011 | 3 | 7 |
| 2012 | 2 | 7 |
| 2013 | 6 | 10 |
| 2014 | 8 | 16 |
| 2015 | 8 | 15 |
| 2016 | 10 | 8 |
| 2017 | 7 | 7 |
| 2018 | 6 | 7 |
| 2019 | 8 | 11 |
| 2020 | 9 | 9 |
| 2021 | 7 | 14 |
| 2022 | 11 | 9 |
| 2023 | 3 | 9 |
| 2024 | 7 | 8 |
| 2025 | 9 | 11 |
| 2026 | 5 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
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Most cited
By later US patents
- Short circuit welder150US 6,051,810 ALincoln Global.Inc. · 2000
- Automatic weld head alignment and guidance system and method85US 6,492,618 B1Tri Tool Inc. · 2002
- Automatic pipe welding system62US 4,145,593 AMerrick Welding International, Inc. · 1979
- Method of welding the ends of pipe together using dual welding wires57US 5,981,906 ALincoln Global.Inc. · 1999
- Method for controlling an automatic pipe welder50US 4,144,992 AHitachi, Ltd. · 1979