B21D 19/043
For flanging edges of plates
Official title: {for flanging edges of plates}
B21D19/043 (For flanging edges of plates) appears on 64 US grants and 59 published applications in this corpus.
Search patents in B21D- Granted patents
- 64
- Published applications
- 59
- Assignees
- 58
- Inventors
- 180
- Latest grant
- 3 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 2 | 0 |
| 1992 | 2 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 1 |
| 2004 | 2 | 1 |
| 2005 | 1 | 3 |
| 2006 | 1 | 0 |
| 2007 | 2 | 1 |
| 2008 | 0 | 4 |
| 2009 | 0 | 3 |
| 2010 | 0 | 3 |
| 2011 | 3 | 2 |
| 2012 | 3 | 3 |
| 2013 | 1 | 3 |
| 2014 | 3 | 2 |
| 2015 | 6 | 5 |
| 2016 | 4 | 4 |
| 2017 | 1 | 1 |
| 2018 | 4 | 4 |
| 2019 | 3 | 3 |
| 2020 | 2 | 6 |
| 2021 | 2 | 2 |
| 2022 | 4 | 2 |
| 2023 | 3 | 2 |
| 2024 | 3 | 2 |
| 2025 | 2 | 2 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Pocket flange forming device for duct3 Mar 2026US 12,564,872 B2Jinwoong Technology Co., Ltd.
- Hemming apparatus30 Dec 2025US 12,508,641 B1Fca US LLC
- Cross edge rolling30 Sep 2025US 12,427,560 B2fischerwerke GmbH & Co. KG
- Working of sheet metal3 Sep 2024US 12,076,770 B2Cambridge Enterprise Limited
- Hemming system and method that incorporates expected springback to form a continuous path9 Jul 2024US 12,030,102 B2Industrial Technology Research Institute
- Roller hemming device, roller hemming method and method for setting a hemming process20 Mar 2025US 2025/0091111 A1thyssenkrupp AG
- Working of sheet metal13 Feb 2025US 2025/0050402 A1Cambridge Enterprise Limited
- Cross edge rolling19 Sep 2024US 2024/0307934 A1fischerwerke GmbH & Co. KG
- Device for flattening battery cell electrode tab11 Jul 2024US 2024/0226981 A1Huizhou Yinghe Smart Technology Co., Ltd
- Pocket flange forming device for duct28 Dec 2023US 2023/0415214 A1Jinwoong Technology Co., Ltd.
Most cited
By later US patents
- Edge curling tool120US 8,408,036 B2FFT EDAG Produktionssysteme GmbH & Co. KG · 2013
- Composite of sheet metal parts117US 8,631,996 B2FFT EDAG Produktionssysteme GmbH & Co. KG · 2014
- Roller hemming apparatus and method20US 7,290,423 B2GM Global Technology Operations LLC · 2007
- Method and device for forming a corner limited on three sides, from a plate-shaped material with an even surface16US 6,715,329 B1“ACF” Engineering & Automation GmbH · 2004
- Forming machine for bending metal strips13US 5,425,259 A1995