B21D 43/18
By means in pneumatic or magnetic engagement with the work
Official title: by means in pneumatic or magnetic engagement with the work
B21D43/18 (By means in pneumatic or magnetic engagement with the work) appears on 105 US grants and 77 published applications in this corpus.
Search patents in B21D- Granted patents
- 105
- Published applications
- 77
- Assignees
- 88
- Inventors
- 234
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 2 | 0 |
| 1980 | 0 | 0 |
| 1981 | 3 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 2 | 0 |
| 1985 | 1 | 0 |
| 1986 | 5 | 0 |
| 1987 | 3 | 0 |
| 1988 | 5 | 0 |
| 1989 | 3 | 0 |
| 1990 | 6 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 2 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 2 | 0 |
| 1998 | 1 | 0 |
| 1999 | 2 | 0 |
| 2000 | 2 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 1 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 2 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 2 | 8 |
| 2009 | 1 | 1 |
| 2010 | 2 | 1 |
| 2011 | 0 | 0 |
| 2012 | 1 | 0 |
| 2013 | 3 | 1 |
| 2014 | 1 | 4 |
| 2015 | 0 | 2 |
| 2016 | 2 | 4 |
| 2017 | 4 | 4 |
| 2018 | 4 | 3 |
| 2019 | 4 | 9 |
| 2020 | 4 | 9 |
| 2021 | 9 | 5 |
| 2022 | 3 | 7 |
| 2023 | 7 | 6 |
| 2024 | 8 | 7 |
| 2025 | 1 | 1 |
| 2026 | 3 | 2 |
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
- Workpiece transport device17 Mar 2026US 12,576,442 B2Komatsu Industries Corporation
- Workpiece transport device17 Mar 2026US 12,576,444 B2Komatsu Industries Corporation
- Magnetic chuck23 Sep 2025US 12,420,382 B2SMC Corporation
- Automated vacuum gripper and method for securely gripping components5 Nov 2024US 12,134,527 B2TRUMPF Maschinen Austria GmbH & Co. KG.
- Method for producing an aerosol dome9 Jul 2026US 2026/0193017 A1Adval Tech Holding AG
- Bottomed tubular body processing device7 May 2026US 2026/0124656 A1Toyo Seikan Co., Ltd.
- Equipment for handling sheet materials11 Dec 2025US 2025/0376339 A1Bednar Robotics S.R.O.
- Processing Machine for Flat Material Parts12 Sep 2024US 2024/0300073 A1Thalmann Maschinenbau AG
- Control data creation device and control data creation method25 Jul 2024US 2024/0246233 A1Amada Company, Limited
Most cited
By later US patents
- Machine tool center with multipurpose robot assembly for loading and unloading tooling and workpieces from machine tool51US 4,587,716 ATrumpf GmbH & Co. · 1986
- Transfer press22US 4,259,052 AAida Engineering, Ltd. · 1981
- Method and apparatus for transferring relatively flat objects22US 4,895,012 ADayton Reliable Tool & Mfg. Co. · 1990
- Apparatus for moving individual sheets from a stack of sheets21US 4,971,515 ARoberts Corporation · 1990
- Method and apparatus for moving individual sheets from a stack of sheets20US 4,804,173 ARoberts Corporation · 1989