B21D 39/023
Using rollers
Official title: {using rollers}
B21D39/023 (Using rollers) appears on 104 US grants and 130 published applications in this corpus.
Search patents in B21D- Granted patents
- 104
- Published applications
- 130
- Assignees
- 72
- Inventors
- 262
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 3 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 1 |
| 2003 | 2 | 0 |
| 2004 | 1 | 3 |
| 2005 | 0 | 6 |
| 2006 | 5 | 6 |
| 2007 | 4 | 4 |
| 2008 | 0 | 13 |
| 2009 | 5 | 9 |
| 2010 | 2 | 5 |
| 2011 | 7 | 5 |
| 2012 | 6 | 6 |
| 2013 | 3 | 8 |
| 2014 | 4 | 3 |
| 2015 | 6 | 6 |
| 2016 | 8 | 8 |
| 2017 | 4 | 5 |
| 2018 | 8 | 7 |
| 2019 | 3 | 8 |
| 2020 | 6 | 7 |
| 2021 | 5 | 3 |
| 2022 | 3 | 3 |
| 2023 | 4 | 2 |
| 2024 | 2 | 3 |
| 2025 | 4 | 8 |
| 2026 | 3 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- System and method for forming a full engagement male lock in a ductline29 Sep 2026US 12,747,810 B2Mestek Machinery, Inc.
- System and method for forming a full engagement male lock in a ductline3 Mar 2026US 12,565,947 B2Mestek Machinery, Inc.
- Fold forming tool, fold forming device, method for producing a folded/bonded connection, and vehicle with folded/bonded connection10 Feb 2026US 12,544,822 B2Bayerische Motoren Werke Aktiengesellschaft
- Hemming apparatus30 Dec 2025US 12,508,641 B1Fca US LLC
- Roller member for use in an apparatus for closing pittsburgh seams associated with duct assemblies and other box-shaped members21 Oct 2025US 12,449,157 B2Vicon Machinery LLC
- Adjustable axial head flanger assembly26 Mar 2026US 2026/0084201 A1Stolle Machinery Company, LLC
- Portable machine tools and related methods25 Sep 2025US 2025/0296136 A1Climax Portable Machine Tools, Inc.
- Panel body manufacturing method14 Aug 2025US 2025/0256320 A1Nissan Motor Co., Ltd.
- Fold Forming Tool, Fold Forming Device, Method for Producing a Folded/Bonded Connection, and Vehicle With Folded/Bonded Connection24 Jul 2025US 2025/0235920 A1Bayerische Motoren Werke Aktiengesellschaft
- Three layered bubble sheet cooling plate1 May 2025US 2025/0135523 A1GM Global Technology Operations LLC
Most cited
By later US patents
- Flanging device and flanging method with component protection129US 7,500,373 B2EDAG GmbH & Co. KGaA · 2009
- Roller folding head122US 7,152,292 B2EDAG Engineering & Design AG · 2006
- Flanging with a leading and following flanging die122US 7,637,134 B2EDAG GmbH & Co. KGaA · 2009
- Edge curling tool120US 8,408,036 B2FFT EDAG Produktionssysteme GmbH & Co. KG · 2013
- Sheet-metal composite, method for joining sheets and joining device120US 9,006,605 B2Fft Produktionssysteme GmbH & Co. KG · 2015