B21D 19/16
Reverse flanging of tube ends
B21D19/16 (Reverse flanging of tube ends) appears on 12 US grants and 10 published applications in this corpus.
Search patents in B21D- Granted patents
- 12
- Published applications
- 10
- Assignees
- 14
- Inventors
- 31
- Latest grant
- 11 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 1 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 2 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 1 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 3 |
| 2017 | 0 | 0 |
| 2018 | 0 | 1 |
| 2019 | 1 | 0 |
| 2020 | 1 | 0 |
| 2021 | 0 | 1 |
| 2022 | 1 | 1 |
| 2023 | 0 | 2 |
| 2024 | 1 | 0 |
| 2025 | 0 | 0 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method for production of a steel tubular product, in particular an airbag tubular product, and a steel tubular product produced using this method, in particular an airbag tubular product11 Aug 2026US 12,703,021 B2Benteler Steel/Tube GmbH
- Flanged bearing, assembly, and method of making and using the same28 May 2024US 11,994,163 B2Saint-Gobain Performance Plastics Pampus GmbH
- Sealing device for construction, comprising a duct and connection member15 Feb 2022US 11,248,378 B2Rikksen
- Arrangement for working a tube end27 Oct 2020US 10,814,458 B2Eaton Intelligent Power Limited
- Duct flange structure, and manufacturing method for the same11 Jun 2019US 10,317,000 B2Shinfuji Kuuchou Co., Ltd.
- Method for production of a steel tubular product, in particular an airbag tubular product, and a steel tubular product produced using this method, in particular an airbag tubular product2 Mar 2023US 2023/0061970 A1Benteler Steel/Tube GmbH
- Flanged bearing, assembly, and method of making and using the same5 Jan 2023US 2023/0003259 A1Saint-Gobain Performance Plastics Pampus GmbH
- Flare fitting structure and flared tube manufacturing method1 Dec 2022US 2022/0381379 A1Usui Co., Ltd.
- Sealing device for construction, comprising a duct and connection member1 Jul 2021US 2021/0198895 A1Rikksen
- Arrangement for working a tube end25 Oct 2018US 2018/0304446 A1Eaton Intelligent Power Limited
Most cited
By later US patents
- Tool for flaring plastic pipe29US 4,108,589 A1978
- Method of forming a double upset tube assembly18US 4,980,961 ACaterpillar Inc. · 1991
- Apparatus and method for beading tubes16US 3,947,950 APressure Vessels, Inc. · 1976
- Flaring tool8US 4,068,515 AGould Inc. · 1978
- Arrangement for working a tube end3US 10,814,458 B2Eaton Intelligent Power Limited · 2020