B21D 43/055
Devices comprising a pair of longitudinally and laterally movable parallel transfer bars
Official title: {Devices comprising a pair of longitudinally and laterally movable parallel transfer bars}
B21D43/055 (Devices comprising a pair of longitudinally and laterally movable parallel transfer bars) appears on 242 US grants and 66 published applications in this corpus.
Search patents in B21D- Granted patents
- 242
- Published applications
- 66
- Assignees
- 87
- Inventors
- 286
- Latest grant
- 26 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 6 | 0 |
| 1978 | 4 | 0 |
| 1979 | 5 | 0 |
| 1980 | 2 | 0 |
| 1981 | 4 | 0 |
| 1982 | 4 | 0 |
| 1983 | 6 | 0 |
| 1984 | 5 | 0 |
| 1985 | 6 | 0 |
| 1986 | 6 | 0 |
| 1987 | 12 | 0 |
| 1988 | 7 | 0 |
| 1989 | 11 | 0 |
| 1990 | 8 | 0 |
| 1991 | 11 | 0 |
| 1992 | 9 | 0 |
| 1993 | 4 | 0 |
| 1994 | 2 | 0 |
| 1995 | 6 | 0 |
| 1996 | 6 | 0 |
| 1997 | 10 | 0 |
| 1998 | 14 | 0 |
| 1999 | 12 | 0 |
| 2000 | 8 | 0 |
| 2001 | 10 | 1 |
| 2002 | 5 | 5 |
| 2003 | 1 | 3 |
| 2004 | 3 | 1 |
| 2005 | 0 | 4 |
| 2006 | 3 | 3 |
| 2007 | 4 | 4 |
| 2008 | 1 | 3 |
| 2009 | 1 | 2 |
| 2010 | 6 | 4 |
| 2011 | 1 | 0 |
| 2012 | 0 | 1 |
| 2013 | 1 | 1 |
| 2014 | 3 | 2 |
| 2015 | 1 | 4 |
| 2016 | 2 | 1 |
| 2017 | 1 | 4 |
| 2018 | 2 | 3 |
| 2019 | 6 | 4 |
| 2020 | 3 | 4 |
| 2021 | 3 | 6 |
| 2022 | 3 | 3 |
| 2023 | 6 | 1 |
| 2024 | 1 | 0 |
| 2025 | 0 | 0 |
| 2026 | 2 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Multiple axis work-piece transfer apparatus26 May 2026US 12,637,303 B2Diebotics IP, LLC
- Workpiece transport device17 Mar 2026US 12,576,444 B2Komatsu Industries Corporation
- Motion setting method for transfer press and transfer press25 Jun 2024US 12,017,428 B2Aida Engineering, Ltd.
- Feed apparatus for transfer press5 Dec 2023US 11,833,569 B2Adval Tech Holding AG
- Transfer device and method for controlling transfer device28 Nov 2023US 11,826,977 B2Aida Engineering, Ltd.
- Process for manufacturing vehicle parts24 Sep 2026US 2026/0284733 A1
- Press system and transfer device7 May 2026US 2026/0124666 A1Fuji Springs Co., Inc.
- Workpiece transport device20 Jul 2023US 2023/0226589 A1Komatsu Industries Corporation
- Feed apparatus for transfer press12 May 2022US 2022/0143675 A1Adval Tech Holding AG
- Device and method for producing flow field plates24 Mar 2022US 2022/0093937 A1Schuler Pressen GmbH
Most cited
By later US patents
- Work transfer apparatus for transfer press100US 7,210,326 B2Komatsu Ltd. · 2007
- Three-dimensional work transfer apparatus41US 4,540,087 AKabushiki Kaisha Komatsu Seisakusho · 1985
- Tool mount for moving elements28US 5,909,998 A1999
- Workpiece transfer mechanism27US 4,032,018 A1977
- Cross bar transfer press27US 5,140,839 AHitachi Zosen Clearing, Inc. · 1992