F17C 2209/221
Welding
F17C2209/221 (Welding) appears on 502 US grants and 488 published applications in this corpus.
Search patents in F17C- Granted patents
- 502
- Published applications
- 488
- Assignees
- 346
- Inventors
- 1,051
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 3 | 0 |
| 1978 | 4 | 0 |
| 1979 | 2 | 0 |
| 1980 | 7 | 0 |
| 1981 | 5 | 0 |
| 1982 | 3 | 0 |
| 1983 | 4 | 0 |
| 1984 | 3 | 0 |
| 1985 | 1 | 0 |
| 1986 | 5 | 0 |
| 1987 | 3 | 0 |
| 1988 | 3 | 0 |
| 1989 | 7 | 0 |
| 1990 | 1 | 0 |
| 1991 | 2 | 0 |
| 1992 | 7 | 0 |
| 1993 | 7 | 0 |
| 1994 | 7 | 0 |
| 1995 | 6 | 0 |
| 1996 | 13 | 0 |
| 1997 | 11 | 0 |
| 1998 | 16 | 0 |
| 1999 | 6 | 0 |
| 2000 | 16 | 0 |
| 2001 | 11 | 5 |
| 2002 | 14 | 6 |
| 2003 | 12 | 10 |
| 2004 | 13 | 25 |
| 2005 | 7 | 27 |
| 2006 | 14 | 18 |
| 2007 | 12 | 27 |
| 2008 | 12 | 25 |
| 2009 | 11 | 18 |
| 2010 | 15 | 25 |
| 2011 | 9 | 26 |
| 2012 | 13 | 13 |
| 2013 | 14 | 16 |
| 2014 | 17 | 15 |
| 2015 | 17 | 20 |
| 2016 | 14 | 21 |
| 2017 | 10 | 16 |
| 2018 | 12 | 17 |
| 2019 | 16 | 16 |
| 2020 | 14 | 18 |
| 2021 | 15 | 22 |
| 2022 | 17 | 23 |
| 2023 | 19 | 23 |
| 2024 | 15 | 28 |
| 2025 | 22 | 19 |
| 2026 | 11 | 9 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Tank, in particular for a liquid hydrogen reservoir, provided with at least one dome fixed by way of an outer welded joint6 Oct 2026US 12,753,882 B2Airbus Operations GmbH
- Method for constructing triple-shell tank15 Sep 2026US 12,735,248 B2Kawasaki Jukogyo Kabushiki Kaisha
- Fibre-reinforced pressure vessel28 Jul 2026US 12,692,981 B2Nproxx B.V.
- Vehicle fluid storage device and method of manufacturing the same14 Jul 2026US 12,680,654 B2Korea Fuel-Tech Corporation
- Pressure accumulator5 May 2026US 12,618,528 B2Jfe Steel Corporation
- Cryogenic tank and method for manufacturing same8 Oct 2026US 2026/0309272 A1Cryolor
- Fabricating and Joining Metallic Cylindrical Shell Courses of Large Diameter Pressure Vessels Containing High Internal Pressure8 Oct 2026US 2026/0309273 A1
- Alternative Method for Fabricating Metallic Cylindrical Shell Courses of Large Diameter Pressure Vessels Containing High Internal Pressure and Using Various Methods for Joining the Shell Courses9 Jul 2026US 2026/0194186 A1
- Conformable tank18 Jun 2026US 2026/0168619 A1Nitiu AB
- Storage container4 Jun 2026US 2026/0153190 A1Linde Aktiengesellschaft
Most cited
By later US patents
- Container system for pressurized fluids178US 6,047,860 ASanders Technology, Inc. · 2000
- Container system for pressurized fluids167US 6,116,464 ASanders Technology, Inc. · 2000
- Process for liquefaction of natural gas137US 6,023,942 AExxon Production Research Company · 2000
- Fabricated pressure vessel89US 4,946,056 AButtes Gas & Oil Co. · 1990
- Manifold systems for high purity chemical delivery systems75US 5,590,695 AAdvanced Delivery & Chemical Systems, Ltd. · 1997