B21C 1/26
Push-bench drawing
B21C1/26 (Push-bench drawing) appears on 43 US grants and 44 published applications in this corpus.
Search patents in B21C- Granted patents
- 43
- Published applications
- 44
- Assignees
- 27
- Inventors
- 98
- Latest grant
- 16 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 2 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 2 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 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 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 0 | 1 |
| 2004 | 1 | 3 |
| 2005 | 3 | 2 |
| 2006 | 0 | 2 |
| 2007 | 2 | 1 |
| 2008 | 1 | 3 |
| 2009 | 2 | 3 |
| 2010 | 0 | 2 |
| 2011 | 1 | 0 |
| 2012 | 1 | 1 |
| 2013 | 2 | 0 |
| 2014 | 1 | 0 |
| 2015 | 0 | 2 |
| 2016 | 1 | 2 |
| 2017 | 0 | 7 |
| 2018 | 2 | 5 |
| 2019 | 3 | 3 |
| 2020 | 6 | 0 |
| 2021 | 3 | 3 |
| 2022 | 0 | 0 |
| 2023 | 1 | 0 |
| 2024 | 1 | 1 |
| 2025 | 0 | 0 |
| 2026 | 1 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Apparatus and method for reducing the cross section of a tubular hollow body by shaping the hollow body16 Jun 2026US 12,654,212 B2FELSS Systems GmbH
- Method and device for producing a prismatic battery cell container20 Feb 2024US 11,908,989 B2Schuler Pressen GmbH
- Method of manufacturing two tubes simultaneously and machine for use therein11 Jul 2023US 11,697,143 B2American Axle & Manufacturing, Inc.
- Method for producing metal cylinder, method for producing substrate for electrophotographic photoreceptor, method for manufacturing electrophotographic photoreceptor, and metal slug for impact pressing16 Mar 2021US 10,947,614 B2Fuji Xerox Co., Ltd.
- Method and former for necking and thickening tube end9 Feb 2021US 10,913,096 B2Nanchang Hangkong University (NCHU)
- Method and mechanical arrangement for producing a tubular hollow body from a tubular hollow body blank, in particular for producing a hollow shaft from a shaft blank13 Aug 2026US 2026/0233293 A1FELSS Systems GmbH
- Austenite-based stainless steel pipe and method of manufacturing the same9 Jul 2026US 2026/0193761 A1Nippon Steel Corporation
- Apparatus and method for reducing the cross section of a tubular hollow body by shaping the hollow body22 Aug 2024US 2024/0278304 A1FELSS Systems GmbH
- Magnesium alloy butted tube drawing mechanism22 Jul 2021US 2021/0220898 A1Jurnong Bailey Magnesium Alloy Material Technology Co., Ltd.
- Friction-assisted tube fabrication method11 Mar 2021US 2021/0069764 A1
Most cited
By later US patents
- Process for cold-forming a tube having a thick-walled end portion29US 4,454,745 AStandard Tube Canada Limited · 1984
- Ductile cast iron articles17US 4,040,875 A1977
- Apparatus for the section-wise autofrettage of gun barrels15US 6,931,776 B2Rheinmetall W & M GmbH · 2005
- Methods and apparatus for manufacturing seamless tube14US 4,928,507 AKocks Technik GmbH & Co. · 1990
- Method of cold extruding ductile cast iron tube13US 3,977,227 A1976