B21C 37/0815
Without continuous longitudinal movement of the sheet during the bending operation
Official title: {without continuous longitudinal movement of the sheet during the bending operation}
B21C37/0815 (Without continuous longitudinal movement of the sheet during the bending operation) appears on 115 US grants and 116 published applications in this corpus.
Search patents in B21C- Granted patents
- 115
- Published applications
- 116
- Assignees
- 80
- Inventors
- 235
- Latest grant
- 21 Oct 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 2 | 0 |
| 1983 | 2 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 2 | 0 |
| 1996 | 2 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 1 |
| 2002 | 6 | 4 |
| 2003 | 2 | 6 |
| 2004 | 2 | 4 |
| 2005 | 5 | 7 |
| 2006 | 4 | 5 |
| 2007 | 1 | 5 |
| 2008 | 1 | 5 |
| 2009 | 2 | 7 |
| 2010 | 3 | 5 |
| 2011 | 3 | 3 |
| 2012 | 3 | 3 |
| 2013 | 5 | 4 |
| 2014 | 1 | 15 |
| 2015 | 6 | 6 |
| 2016 | 9 | 7 |
| 2017 | 11 | 2 |
| 2018 | 5 | 5 |
| 2019 | 4 | 5 |
| 2020 | 4 | 6 |
| 2021 | 4 | 5 |
| 2022 | 4 | 3 |
| 2023 | 5 | 1 |
| 2024 | 2 | 1 |
| 2025 | 1 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Method for producing open-seam pipes21 Oct 2025US 12,447,520 B2SMS group GmbH
- Manufacturing method of member, manufacturing method of member for vehicle, and die and punch31 Dec 2024US 12,179,249 B2Nippon Steel Corporation
- Steel material for line pipes, method for producing the same, and method for producing line pipe16 Jul 2024US 12,037,666 B2Jfe Steel Corporation
- Sensor and method for manufacturing sensor3 Oct 2023US 11,771,351 B2Terumo Kabushiki Kaisha
- Process for the production of thin-walled hollow profiles which are composed of nonferrous metals and have small diameters3 Oct 2023US 11,772,144 B2Nexans
- Method of manufacturing pipe6 Feb 2025US 2025/0041921 A1Futaba Industrial Co., Ltd.
- Roll forming system with heat treatment and associated methods25 Jan 2024US 2024/0024940 A1Novelis Inc.
- Method for producing open-seam pipes28 Dec 2023US 2023/0415213 A1SMS group GmbH
- Shaft assembly and method of producing the same24 Nov 2022US 2022/0371068 A1
- Manufacturing method of member, manufacturing method of member for vehicle, and die and punch28 Apr 2022US 2022/0126349 A1Nippon Steel Corporation
Most cited
By later US patents
- Metal coiled tubing with signal transmitting passageway94US 5,542,472 ACamco International Inc. · 1996
- Method and apparatus for manufacturing metal pipe29US 4,148,426 ANippon Steel Corporation · 1979
- Method for manufacturing header pipe of heat exchanger27US 5,119,552 ASanden Corporation · 1992
- Method of making a needle and a needle25US 7,002,098 B2Becton, Dickinson and Company · 2006
- Method of making a needle and a needle19US 6,914,212 B2Becton, Dickinson and Company · 2005