B21D 26/025
Means for controlling the clamping or opening of the moulds
B21D26/025 (Means for controlling the clamping or opening of the moulds) appears on 64 US grants and 32 published applications in this corpus.
Search patents in B21D- Granted patents
- 64
- Published applications
- 32
- Assignees
- 36
- Inventors
- 122
- Latest grant
- 14 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 2 | 0 |
| 1985 | 1 | 0 |
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| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 3 | 0 |
| 1997 | 8 | 0 |
| 1998 | 7 | 0 |
| 1999 | 0 | 0 |
| 2000 | 3 | 0 |
| 2001 | 3 | 1 |
| 2002 | 2 | 2 |
| 2003 | 2 | 1 |
| 2004 | 2 | 1 |
| 2005 | 3 | 4 |
| 2006 | 6 | 2 |
| 2007 | 0 | 0 |
| 2008 | 0 | 2 |
| 2009 | 2 | 0 |
| 2010 | 2 | 1 |
| 2011 | 0 | 1 |
| 2012 | 0 | 0 |
| 2013 | 0 | 1 |
| 2014 | 1 | 2 |
| 2015 | 0 | 0 |
| 2016 | 2 | 1 |
| 2017 | 0 | 1 |
| 2018 | 2 | 0 |
| 2019 | 0 | 2 |
| 2020 | 2 | 3 |
| 2021 | 0 | 1 |
| 2022 | 1 | 0 |
| 2023 | 0 | 3 |
| 2024 | 1 | 1 |
| 2025 | 0 | 1 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Impact Hydroforming Mold and Impact Hydroforming Method with Integration of Blank Holder and Feeding24 Oct 2024US 2024/0351087 A1Institute of Metal Reseach Chinese Academy of Sciences
- Fluid bulging equipment for thin plate parts21 Sep 2023US 2023/0294154 A1Frd Science & Technology (Jiangsu) Co., Ltd.
- Method for forming and heat treating near net shape complex structures from sheet metal31 Aug 2023US 2023/0271242 A1Spirit AeroSystems, Inc.
Most cited
By later US patents
- Method for achieving thermal uniformity in induction processing of organic matrix composites or metals98US 5,728,309 AThe Boeing Company · 1998
- Retort for achieving thermal uniformity in induction processing of organic matrix composites or metals83US 5,645,744 AThe Boeing Company · 1997
- Method and apparatus for consolidating organic matrix composites using induction heating67US 5,530,227 AThe Boeing Company · 1996
- Ceramic die for induction heating work cells67US 5,683,608 AThe Boeing Company · 1997
- Multilayer susceptors for achieving thermal uniformity in induction processing of organic matrix composites or metals57US 5,808,281 AThe Boeing Company · 1998