B21D 5/0281
Workpiece supporting devices
Official title: {Workpiece supporting devices}
B21D5/0281 (Workpiece supporting devices) appears on 62 US grants and 52 published applications in this corpus.
Search patents in B21D- Granted patents
- 62
- Published applications
- 52
- Assignees
- 34
- Inventors
- 150
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 2 | 0 |
| 1990 | 0 | 0 |
| 1991 | 5 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 2 | 2 |
| 2004 | 2 | 0 |
| 2005 | 0 | 1 |
| 2006 | 0 | 0 |
| 2007 | 1 | 0 |
| 2008 | 0 | 4 |
| 2009 | 0 | 0 |
| 2010 | 1 | 0 |
| 2011 | 1 | 0 |
| 2012 | 0 | 0 |
| 2013 | 1 | 2 |
| 2014 | 0 | 1 |
| 2015 | 3 | 2 |
| 2016 | 1 | 3 |
| 2017 | 3 | 5 |
| 2018 | 1 | 2 |
| 2019 | 3 | 2 |
| 2020 | 5 | 5 |
| 2021 | 3 | 4 |
| 2022 | 1 | 6 |
| 2023 | 3 | 4 |
| 2024 | 6 | 4 |
| 2025 | 4 | 1 |
| 2026 | 2 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Workpiece transfer method, workpiece transfer device, and workpiece transfer program6 Oct 2026US 12,752,331 B2Kawasaki Jukogyo Kabushiki Kaisha
- Bending installation and manipulator with rotatable gripper arrangement7 Apr 2026US 12,594,592 B2TRUMPF Maschinen Austria GmbH & Co. KG.
- Method for the transport and/or handling of components7 Oct 2025US 12,434,291 B2TRUMPF Maschinen Austria GmbH & Co. KG.
- Press brake sheet follower23 Sep 2025US 12,420,325 B2Accurpress America Inc.
- Press brake4 Mar 2025US 12,240,027 B2Amada Company, Limited
- Production plant comprising a manipulator6 Aug 2026US 2026/0225147 A1TRUMPF Maschinen Austria GmbH & Co. KG.
- Bending installation and manipulator with rotatable gripper arrangement9 Jul 2026US 2026/0192352 A1TRUMPF Maschinen Austria GmbH & Co. KG.
- Robot-assisted sheet metal bending loading and unloading path planning method based on svsdf19 Feb 2026US 2026/0048431 A1Nanjing University of Posts and Telecommunications
- Press mold apparatus for manufacturing16 Oct 2025US 2025/0323238 A1Samsung SDI.Co., Ltd.
- Bending installation and manipulator with rotatable gripper arrangement21 Mar 2024US 2024/0091843 A1TRUMPF Maschinen Austria GmbH & Co. KG.
Most cited
By later US patents
- Programming system for the single arm bending robot34US 5,005,394 AAmada Company, Limited · 1991
- Plate bending machine equipped with a plate clamping manipulator and a plate position detecting device25US 5,182,936 AAmada Company, Limited · 1993
- Plate bending machine equipped with a plate clamping manipulator and a plate position detecting device23US 5,058,406 AAmada Company, Limited · 1991
- Industrial robot for pressing system, pressing system, and method for bending plate material22US 4,989,444 ADaikin Industries, Ltd. · 1991
- Manipulator device for a bending machine and a method for changing the position of the workpiece in a bending process22US 5,042,287 AAmada Company, Limited · 1991