B21D 11/08
Bending by altering the thickness of part of the cross-section of the
Official title: Bending by altering the thickness of part of the cross-section of the work (B21D11/06 takes precedence)
B21D11/08 (Bending by altering the thickness of part of the cross-section of the) appears on 117 US grants and 132 published applications in this corpus.
Search patents in B21D- Granted patents
- 117
- Published applications
- 132
- Assignees
- 90
- Inventors
- 274
- Latest grant
- 28 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 3 | 0 |
| 1981 | 0 | 0 |
| 1982 | 3 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 3 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 4 | 0 |
| 1997 | 2 | 0 |
| 1998 | 2 | 0 |
| 1999 | 1 | 0 |
| 2000 | 3 | 0 |
| 2001 | 0 | 1 |
| 2002 | 2 | 4 |
| 2003 | 1 | 3 |
| 2004 | 5 | 8 |
| 2005 | 4 | 6 |
| 2006 | 3 | 1 |
| 2007 | 5 | 4 |
| 2008 | 3 | 4 |
| 2009 | 2 | 6 |
| 2010 | 0 | 3 |
| 2011 | 1 | 5 |
| 2012 | 0 | 6 |
| 2013 | 2 | 6 |
| 2014 | 5 | 1 |
| 2015 | 4 | 10 |
| 2016 | 3 | 12 |
| 2017 | 7 | 6 |
| 2018 | 4 | 5 |
| 2019 | 11 | 10 |
| 2020 | 5 | 8 |
| 2021 | 2 | 5 |
| 2022 | 2 | 6 |
| 2023 | 4 | 4 |
| 2024 | 5 | 3 |
| 2025 | 3 | 4 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Compressive stress forming systems and methods28 Jul 2026US 12,691,486 B2Magna International Inc.
- Container and method for producing a container15 Jul 2025US 12,358,684 B2
- Bus bar and method for producing same24 Jun 2025US 12,340,922 B2Toyoda Iron Works Co., Ltd.
- Method for manufacturing pressed component, metal sheet for press forming, and high-tensile steel sheet14 Jan 2025US 12,194,523 B2Jfe Steel Corporation
- Heat exchanger, refrigeration cycle apparatus, method of manufacturing corrugated fin, and manufacturing apparatus for manufacturing corrugated fin10 Dec 2024US 12,163,743 B2Mitsubishi Electric Corporation
- Alignment structure, method for manufacturing workpiece, and welding method16 Jul 2026US 2026/0200024 A1Amada Company, Limited
- Heat exchanger, and method for manufacturing heat exchanger22 May 2025US 2025/0164192 A1Mitsubishi Electric Corporation
- Multi-stage press forming method of plate and plate forming mold device24 Apr 2025US 2025/0128308 A1Hyundai Steel Company
- Mesh container and method for producing a mesh container6 Feb 2025US 2025/0042604 A1Elfa International AB
- Manufacturing method of press-formed product23 Jan 2025US 2025/0025929 A1Futaba Industrial Co., Ltd.
Most cited
By later US patents
- Method and apparatus for sheet-metal processing79US 5,359,872 AOkuma Corporation · 1994
- Method of manufacturing a ladder frame assembly for a motor vehicle67US 5,561,902 ACosma International Inc. · 1996
- Techniques for designing and manufacturing precision-folded, high strength, fatigue-resistant structures and sheet therefor61US 7,032,426 B2Industrial Origami, Inc. · 2006
- Techniques for designing and manufacturing precision-folded, high strength, fatigue-resistant structures and sheet therefor60US 7,152,449 B2Industrial Origami, Inc. · 2006
- Method of bending sheet metal to form three-dimensional structures56US 6,640,605 B2Milgo Industrial, Inc. · 2003