B21D 28/32
In other articles of special shape
Official title: in other articles of special shape
B21D28/32 (In other articles of special shape) appears on 111 US grants and 91 published applications in this corpus.
Search patents in B21D- Granted patents
- 111
- Published applications
- 91
- Assignees
- 79
- Inventors
- 213
- Latest grant
- 14 Oct 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 2 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 4 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 3 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 5 | 0 |
| 2000 | 1 | 0 |
| 2001 | 5 | 0 |
| 2002 | 3 | 0 |
| 2003 | 1 | 2 |
| 2004 | 0 | 4 |
| 2005 | 1 | 6 |
| 2006 | 10 | 6 |
| 2007 | 3 | 0 |
| 2008 | 3 | 2 |
| 2009 | 1 | 4 |
| 2010 | 2 | 2 |
| 2011 | 0 | 8 |
| 2012 | 4 | 2 |
| 2013 | 2 | 3 |
| 2014 | 5 | 1 |
| 2015 | 2 | 6 |
| 2016 | 2 | 1 |
| 2017 | 2 | 10 |
| 2018 | 6 | 3 |
| 2019 | 1 | 8 |
| 2020 | 3 | 6 |
| 2021 | 4 | 1 |
| 2022 | 10 | 5 |
| 2023 | 2 | 2 |
| 2024 | 3 | 3 |
| 2025 | 3 | 3 |
| 2026 | 0 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Press machine14 Oct 2025US 12,441,073 B2Asahi-Seiki Manufacturing Co., Ltd.
- Slider arrangement7 Oct 2025US 12,434,451 B2Fibro GmbH
- Automated punching station for the production of punched components, punched component and relative production method10 Jun 2025US 12,324,571 B2Hpf S.R.L.
- Punch set for electrical box23 Jul 2024US 12,046,886 B2Milbank Manufacturing Co.
- Manufacturing apparatus for heat dissipation fins9 Jul 2024US 12,030,108 B2Hidaka Seiki Kabushiki Kaisha
- Method for producing press-formed product, press apparatus, press-formed product, structural component for automobile, and automobile6 Aug 2026US 2026/0225142 A1Nippon Steel Corporation
- Pressure molding device and pressure molding method30 Jul 2026US 2026/0216776 A1Posco
- Adjustable coupling for a stamping and forming tool as well as stamping and/or forming machine with adjustable coupling21 May 2026US 2026/0138172 A1Inovan GmbH & Co. KG
- Method for producing a motor vehicle component by hot cutting20 Nov 2025US 2025/0353069 A1Benteler Automobiltechnik GmbH
- Hot forging and press hardening tool and method for operating the same11 Sep 2025US 2025/0281966 A1BENTELER Mechanical Engineering GmbH
Most cited
By later US patents
- Die including slide cam36US 5,101,705 AUmix Co., Ltd. · 1992
- Noise reducing structure of slide-cam die23US 5,231,907 AUmix Co., Ltd. · 1993
- Cam assembly for use in a pressing machine21US 5,904,064 ASankyo Oilless Industry, Inc. · 1999
- Press device19US 5,931,074 AUmix Co., Ltd. · 1999
- Cam slider and a cam unit using the same15US 6,164,115 ASankyo Oilless Industry, Inc. · 2000