B21J 7/34
Operating both the hammer and the anvil, so-called counter-tup
Official title: operating both the hammer and the anvil, so-called counter-tup
B21J7/34 (Operating both the hammer and the anvil, so-called counter-tup) appears on 11 US grants and 7 published applications in this corpus.
Search patents in B21J- Granted patents
- 11
- Published applications
- 7
- Assignees
- 7
- Inventors
- 15
- Latest grant
- 21 Feb 2017
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 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 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 0 | 1 |
| 2004 | 2 | 1 |
| 2005 | 2 | 2 |
| 2006 | 0 | 1 |
| 2007 | 0 | 0 |
| 2008 | 1 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 1 |
| 2016 | 0 | 0 |
| 2017 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Apparatus and method for momentum-balanced forging21 Feb 2017US 9,573,185 B2The Boeing Company
- Forging device and method for forging work6 May 2008US 7,367,211 B2Createch Co., Ltd.
- Method, impact machine, and equipment included in an impact machine29 Mar 2005US 6,871,524 B2Morphic Technologies Aktiebolag (publ)
- Impact machine8 Mar 2005US 6,862,912 B2Morphic Technologies Aktiebolag (publ)
- Method for the manufacturing of a plate23 Nov 2004US 6,821,471 B2Morphic Technologies Aktiebolag
- Apparatus and Method for Momentum-balanced Forging15 Jan 2015US 2015/0013423 A1The Boeing Company
- Forging device and method for forging work12 Oct 2006US 2006/0225480 A1Createch Co., Ltd.
- Process for producing a high density by high velocity compacting6 Oct 2005US 2005/0220658 A1
- Dynamic forging impact energy retention machine6 Oct 2005US 2005/0220921 A1
- Impact machine4 Mar 2004US 2004/0040364 A1Morphic Technologies Aktiebolag (publ)
Most cited
By later US patents
- Gear forming method17US 5,746,085 AHitachi, Ltd. · 1998
- Method, impact machine, and equipment included in an impact machine15US 6,871,524 B2Morphic Technologies Aktiebolag (publ) · 2005
- Impact machine13US 6,862,912 B2Morphic Technologies Aktiebolag (publ) · 2005
- Method and impact machine for forming a body7US 6,698,267 B1Morphic Technologies Aktiebolag · 2004
- Method for the manufacturing of a plate4US 6,821,471 B2Morphic Technologies Aktiebolag · 2004