B23K 11/0935
Of tube sections
Official title: {of tube sections}
B23K11/0935 (Of tube sections) appears on 39 US grants and 35 published applications in this corpus.
Search patents in B23K- Granted patents
- 39
- Published applications
- 35
- Assignees
- 27
- Inventors
- 120
- Latest grant
- 26 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 3 | 0 |
| 1983 | 0 | 0 |
| 1984 | 2 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 3 | 4 |
| 2005 | 0 | 1 |
| 2006 | 0 | 1 |
| 2007 | 0 | 0 |
| 2008 | 1 | 0 |
| 2009 | 0 | 4 |
| 2010 | 0 | 1 |
| 2011 | 0 | 1 |
| 2012 | 0 | 1 |
| 2013 | 2 | 1 |
| 2014 | 0 | 1 |
| 2015 | 3 | 1 |
| 2016 | 1 | 3 |
| 2017 | 1 | 1 |
| 2018 | 0 | 0 |
| 2019 | 3 | 1 |
| 2020 | 0 | 5 |
| 2021 | 2 | 1 |
| 2022 | 3 | 2 |
| 2023 | 1 | 4 |
| 2024 | 2 | 1 |
| 2025 | 0 | 0 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Ultra-high-strength hot-rolled steel sheet, steel pipe, member, and manufacturing methods therefor26 May 2026US 12,637,727 B2Posco
- Welding management system23 Jul 2024US 12,042,877 B2Hitachi, Ltd.
- Ultra-high-strength hot-rolled steel sheet, steel pipe, member, and manufacturing methods therefor26 Mar 2024US 11,939,639 B2Posco
- Long steel pipe for reel-lay installation and method for producing the same22 Aug 2023US 11,731,210 B2Jfe Steel Corforation
- Air conditioner20 Sep 2022US 11,447,839 B2LG Electronics Inc.
- Orbital Welding Device with Electrode Ring Segment26 Mar 2026US 2026/0084231 A1Viega Technology GmbH & Co. KG
- Ultra-high-strength hot-rolled steel sheet, steel pipe, member, and manufacturing methods therefor27 Jun 2024US 2024/0209467 A1Posco
- Apparatus for preventing welding distortion, and method for welding pipe and flange using the same7 Dec 2023US 2023/0390875 A1Posco
- Nuclear fuel rod and manufacturing method30 Nov 2023US 2023/0386689 A1Framatome
- Self-propelled welding machine for butt welding pipes26 Oct 2023US 2023/0339050 A1Ritmo S.P.A.
Most cited
By later US patents
- Internal resistance pipe butt welder23US 4,273,985 A1981
- Apparatus and method for resistance welding tubular parts17US 5,645,738 A1997
- Method for manufacturing a metallic tubular assembly14US 6,693,251 B1Delphi Technologies, Inc. · 2004
- Method for welding of fuel rod13US 5,374,800 AMitsubishi Nuclear Fuel Co. · 1994
- Method and apparatus for heating opposing surfaces of two elements to be joined12US 4,736,084 A1988