B21J 11/00
Forging hammers combined with forging presses
Official title: Forging hammers combined with forging presses; Forging machines with provision for hammering and pressing
B21J11/00 (Forging hammers combined with forging presses) appears on 5 US grants and 3 published applications in this corpus.
Search patents in B21J- Granted patents
- 5
- Published applications
- 3
- Assignees
- 5
- Inventors
- 10
- Latest grant
- 13 Jun 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 1 | 1 |
| 2017 | 0 | 0 |
| 2018 | 0 | 1 |
| 2019 | 1 | 0 |
| 2020 | 1 | 0 |
| 2021 | 0 | 1 |
| 2022 | 0 | 0 |
| 2023 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Device and method for installing and adjusting sliding block of multipoint crank press13 Jun 2023US 11,673,181 B2Qingdao University of Technology
- Forming machine, in particular forging hammer, and method for controlling a forming machine29 Dec 2020US 10,875,082 B2Langenstein & Schemann GmbH
- Transfer device for a workpiece4 Jun 2019US 10,307,812 B2Guedel Group AG
- Tool and method for seating engine pistons26 Apr 2016US 9,321,137 B1Norfolk Southern Corporation
- Apparatus for controlling the movement of a reciprocatory hydraulically driven element9 Aug 1983US 4,397,175 AThe Gleason Works
- Device and method for installing and adjusting sliding block of multipoint crank press18 Feb 2021US 2021/0046722 A1Qingdao University of Technology
- Forming Machine, in Particular Forging Hammer, and Method for Controlling a Forming Machine5 Jul 2018US 2018/0185900 A1Langenstein & Schemann GmbH
- Transfer device for a workpiece30 Jun 2016US 2016/0184879 A1Guedel Group AG
Most cited
By later US patents