B21J 7/32
Operated by rotary drive
Official title: operated by rotary drive, e.g. by electric motor
B21J7/32 (Operated by rotary drive) appears on 12 US grants and 6 published applications in this corpus.
Search patents in B21J- Granted patents
- 12
- Published applications
- 6
- Assignees
- 8
- Inventors
- 21
- Latest grant
- 6 Apr 2021
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 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 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 1 | 1 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 2 |
| 2018 | 2 | 1 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Shaping device, in particular a spindle press, and method for shaping workpieces6 Apr 2021US 10,967,418 B2Langenstein & Schemann GmbH
- Linkage press machine6 Mar 2018US 9,908,171 B2BTM Corporation
- Forging machine23 Jan 2018US 9,873,146 B2Danieli & C. Officine Meccaniche SpA
- Multi-mode hammering machine12 Oct 2010US 7,810,368 B2
- Method of operating an upsetting press26 Jul 1994US 5,331,833 ASMS Schloemann-Siemag Aktiengesellschaft
- Shaping Device, in Particular a Spindle Press, and Method for Shaping Workpieces11 Oct 2018US 2018/0290201 A1Langenstein & Schemann GmbH
- Linkage press machine25 May 2017US 2017/0144214 A1BTM Corporation
- Forging machine12 Jan 2017US 2017/0008067 A1Danieli & C. Officine Meccaniche SpA
- Multi-mode hammering machine7 Jan 2010US 2010/0000287 A1
- Method for shaping a work piece and shaping device15 May 2008US 2008/0110009 A1Langenstein & Schemann GmbH
Most cited
By later US patents
- Machine for noncutting metal shaping14US 4,229,963 A1980
- Apparatus for the automatic manufacture of a punch having a sharp cutting edge7US 4,848,190 AKocher & Beck OHG Gravieranstalt und Rotationsstanzenbau · 1989
- Screw press having a shifting coupling and a continuously rotating flywheel6US 4,606,217 AEumuco Aktiengesellschaft fur Maschinenbau · 1986
- High speed hammer forging machines4US 3,945,237 A1976
- Method of operating an upsetting press3US 5,331,833 ASMS Schloemann-Siemag Aktiengesellschaft · 1994