B21D 37/14
Particular arrangements for handling and holding in place complete dies
B21D37/14 (Particular arrangements for handling and holding in place complete dies) appears on 335 US grants and 240 published applications in this corpus.
Search patents in B21D- Granted patents
- 335
- Published applications
- 240
- Assignees
- 197
- Inventors
- 578
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 7 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 5 | 0 |
| 1980 | 2 | 0 |
| 1981 | 2 | 0 |
| 1982 | 2 | 0 |
| 1983 | 1 | 0 |
| 1984 | 4 | 0 |
| 1985 | 9 | 0 |
| 1986 | 7 | 0 |
| 1987 | 8 | 0 |
| 1988 | 3 | 0 |
| 1989 | 5 | 0 |
| 1990 | 9 | 0 |
| 1991 | 11 | 0 |
| 1992 | 8 | 0 |
| 1993 | 9 | 0 |
| 1994 | 11 | 0 |
| 1995 | 9 | 0 |
| 1996 | 2 | 0 |
| 1997 | 5 | 0 |
| 1998 | 7 | 0 |
| 1999 | 9 | 0 |
| 2000 | 3 | 0 |
| 2001 | 2 | 3 |
| 2002 | 5 | 2 |
| 2003 | 6 | 7 |
| 2004 | 3 | 6 |
| 2005 | 5 | 6 |
| 2006 | 7 | 2 |
| 2007 | 0 | 4 |
| 2008 | 2 | 3 |
| 2009 | 2 | 10 |
| 2010 | 3 | 4 |
| 2011 | 7 | 7 |
| 2012 | 5 | 12 |
| 2013 | 3 | 8 |
| 2014 | 4 | 7 |
| 2015 | 9 | 12 |
| 2016 | 11 | 23 |
| 2017 | 15 | 14 |
| 2018 | 14 | 21 |
| 2019 | 22 | 22 |
| 2020 | 14 | 13 |
| 2021 | 11 | 17 |
| 2022 | 14 | 9 |
| 2023 | 10 | 10 |
| 2024 | 9 | 7 |
| 2025 | 10 | 5 |
| 2026 | 3 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Apparatus and method for bending elongated metal products15 Sep 2026US 12,734,572 B2M. E. P. Macchine Elettroniche Piegatrici SpA
- Fully automated sheet metal bending cell2 Jun 2026US 12,643,137 B2Concept & Forme Developpements SA
- Bending system, and divided tool arrangement method24 Feb 2026US 12,558,717 B2Amada Company, Limited
- Method for installing divided upper tool to upper tool holder provided on upper table of press brake, tool changer, and tool stocker14 Oct 2025US 12,440,881 B2Amada Company, Limited
- Tool unit, press for holding such a tool unit and method for a ready-to-operate arrangement of the tool unit in the holder of the press9 Sep 2025US 12,409,675 B2Andritz Schuler Pressen GmbH
- Tool changer for bending machine and tool changing method for bending machine20 Aug 2026US 2026/0241436 A1Amada Company, Limited
- Sintering assemblies and associated components and methods13 Aug 2026US 2026/0233286 A1Battelle Energy Alliance, LLC
- Tool holder clamp and storage2 Jul 2026US 2026/0184033 A1OP S.r.l.
- Cleaning tool for bending machines4 Jun 2026US 2026/0151918 A1TRUMPF Maschinen Austria GmbH & Co. KG.
- Tool storage device and tool reversing device2 Apr 2026US 2026/0091423 A1Amada Company, Limited
Most cited
By later US patents
- Intelligent system for generating and executing a sheet metal bending plan70US 5,969,973 AAmada America, Inc. · 1999
- Machine tool center with multipurpose robot assembly for loading and unloading tooling and workpieces from machine tool51US 4,587,716 ATrumpf GmbH & Co. · 1986
- Turret punch press with a die exchanging device37US 5,342,276 AAmada Company, Limited · 1994
- Adjustable base assembly36US 5,427,349 AREO Hydraulic Pierce & Form, Inc. · 1995
- Punch press with tool changer35US 5,669,866 AW. A. Whitney Corp. · 1997