B23K 1/18
Circumferential seams
Official title: circumferential seams, e.g. of shells
B23K1/18 (Circumferential seams) appears on 89 US grants and 62 published applications in this corpus.
Search patents in B23K- Granted patents
- 89
- Published applications
- 62
- Assignees
- 74
- Inventors
- 234
- Latest grant
- 17 Dec 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 5 | 0 |
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 2 | 0 |
| 1988 | 6 | 0 |
| 1989 | 7 | 0 |
| 1990 | 2 | 0 |
| 1991 | 6 | 0 |
| 1992 | 5 | 0 |
| 1993 | 3 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 2 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 2 | 1 |
| 2004 | 3 | 2 |
| 2005 | 0 | 2 |
| 2006 | 0 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 1 |
| 2010 | 0 | 3 |
| 2011 | 0 | 4 |
| 2012 | 0 | 1 |
| 2013 | 2 | 5 |
| 2014 | 1 | 0 |
| 2015 | 1 | 8 |
| 2016 | 2 | 3 |
| 2017 | 2 | 8 |
| 2018 | 9 | 7 |
| 2019 | 2 | 5 |
| 2020 | 10 | 1 |
| 2021 | 0 | 0 |
| 2022 | 0 | 3 |
| 2023 | 1 | 0 |
| 2024 | 4 | 1 |
| 2025 | 0 | 2 |
| 2026 | 0 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Heat exchanger stainless steel vacuum casting brazing filler metal welding planeconnector and machining and welding method17 Dec 2024US 12,169,104 B2
- Joint member, method for producing joint member, and method for connecting flexible tube to joint member24 Sep 2024US 12,098,791 B2NEC Platforms, Ltd.
- Refrigeration apparatus and refrigerant pipe of the same refrigeration apparatus6 Aug 2024US 12,055,328 B2Daikin Industries, Ltd.
- Connecting element for a pipe arrangement and arrangement5 Mar 2024US 11,920,702 B2Ti Automotive Technology Center GmbH
- Apparatuses and methods for induction heating19 Dec 2023US 11,845,137 B2US Synthetic Corporation
- Brazing process23 Jul 2026US 2026/0208280 A1Optoprim S.R.L.
- Method of metallurgically bonding19 Mar 2026US 2026/0078612 A1Zeal Innovation Ltd.
- Heat transfer pipe, heat exchanger, pipe expanding tool, pipe expanding device, method for connecting heat transfer pipe and pipe, and method for manufacturing heat exchanger28 Aug 2025US 2025/0271218 A1Mitsubishi Electric Corporation
- Brazing system, brazing method, and program26 Jun 2025US 2025/0205798 A1Daikin Industries, Ltd.
- Joint member, method for producing joint member, and method for connecting flexible tube to joint member28 Mar 2024US 2024/0102591 A1NEC Platforms, Ltd.
Most cited
By later US patents
- Double side cooled, pressure mounted semiconductor package and process for the manufacture thereof39US 4,129,243 AGeneral Electric Company · 1978
- Brazing of ink jet print head components using thin layers of braze material32US 4,875,619 A1989
- Method and apparatus for providing a unitary assembly of tubing and a terminating fitting26US 4,887,853 AITT Corporation · 1989
- Sealing structure, method of soldering and process for preparing sealing structure23US 4,854,495 AHitachi, Ltd. · 1989
- Process for producing a metal vacuum bottle22US 4,157,779 ANippon Sanso Corporation · 1979