B21D 45/006
Stripping-off devices
Official title: {Stripping-off devices}
B21D45/006 (Stripping-off devices) appears on 133 US grants and 83 published applications in this corpus.
Search patents in B21D- Granted patents
- 133
- Published applications
- 83
- Assignees
- 71
- Inventors
- 179
- Latest grant
- 20 May 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 4 | 0 |
| 1978 | 3 | 0 |
| 1979 | 2 | 0 |
| 1980 | 1 | 0 |
| 1981 | 3 | 0 |
| 1982 | 3 | 0 |
| 1983 | 1 | 0 |
| 1984 | 5 | 0 |
| 1985 | 2 | 0 |
| 1986 | 1 | 0 |
| 1987 | 3 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 3 | 0 |
| 1991 | 7 | 0 |
| 1992 | 6 | 0 |
| 1993 | 2 | 0 |
| 1994 | 3 | 0 |
| 1995 | 4 | 0 |
| 1996 | 2 | 0 |
| 1997 | 4 | 0 |
| 1998 | 2 | 0 |
| 1999 | 4 | 0 |
| 2000 | 1 | 0 |
| 2001 | 3 | 2 |
| 2002 | 1 | 2 |
| 2003 | 2 | 2 |
| 2004 | 2 | 2 |
| 2005 | 1 | 2 |
| 2006 | 0 | 4 |
| 2007 | 0 | 3 |
| 2008 | 0 | 3 |
| 2009 | 1 | 1 |
| 2010 | 3 | 8 |
| 2011 | 2 | 4 |
| 2012 | 3 | 2 |
| 2013 | 4 | 5 |
| 2014 | 4 | 4 |
| 2015 | 6 | 6 |
| 2016 | 7 | 9 |
| 2017 | 4 | 4 |
| 2018 | 3 | 3 |
| 2019 | 3 | 1 |
| 2020 | 4 | 1 |
| 2021 | 0 | 6 |
| 2022 | 1 | 4 |
| 2023 | 2 | 2 |
| 2024 | 4 | 1 |
| 2025 | 1 | 2 |
By publication year. Applications have been published since 2001.
Recent patents
- Processing apparatus, control method for processing apparatus and heat exchanger20 May 2025US 12,303,960 B2Zhejiang Sanhua Automotive Components Co., Ltd.
- Pressing machine and pressed product manufacturing method3 Dec 2024US 12,157,157 B2Asahi-Seiki Manufacturing Co., Ltd.
- Apparatuses and methods for cutting porous substrates19 Nov 2024US 12,145,288 B2Qiagen Healthcare Biotechnologies Systems GmbH
- Punching apparatus17 Sep 2024US 12,090,543 B2Salvagnini Italia S.p.A.
- Floating cutter unit and trimming press processing device16 Jan 2024US 11,872,618 B2Oiles Corporation
- Punching device and punching method using same11 Sep 2025US 2025/0281963 A1Samsung SDI.Co., Ltd.
- Air Saving Fast Can Handling Process and Device6 Feb 2025US 2025/0041928 A1
- Floating cutter unit and trimming press processing device9 May 2024US 2024/0149325 A1Oiles Corporation
- Processing apparatus, control method for processing apparatus and heat exchanger22 Jun 2023US 2023/0191470 A1Zhejiang Sanhua Automotive Components Co., Ltd.
- Sheet holder for perforation press and method for moving sheet holder15 Jun 2023US 2023/0182195 A1Soenen Technology NV
Most cited
By later US patents
- Punch assembly47US 5,131,303 AWilson Tool International Inc. · 1992
- Adjustable punch assembly with releasable locking47US 6,276,247 B1Strippit, Inc. · 2001
- Adjustable length punch set assembly45US 5,329,835 AWilson Tool International Inc. · 1994
- Punch unit including an adjustable punch37US 5,647,256 AMate Precision Tooling, Inc. · 1997
- Punch press assembly including a preloaded encapsulted spring36US 4,457,196 AHoudaille Industries, Inc. · 1984