B21D 15/03
By applying fluid pressure
Official title: by applying fluid pressure
B21D15/03 (By applying fluid pressure) appears on 9 US grants and 7 published applications in this corpus.
Search patents in B21D- Granted patents
- 9
- Published applications
- 7
- Assignees
- 9
- Inventors
- 26
- Latest grant
- 25 Oct 2022
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 2 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 0 | 0 |
| 2008 | 1 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 1 |
| 2011 | 0 | 0 |
| 2012 | 1 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 1 | 1 |
| 2018 | 0 | 1 |
| 2019 | 0 | 2 |
| 2020 | 0 | 1 |
| 2021 | 2 | 0 |
| 2022 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Method and system for fabrication of a metal cup for creating an annular seal within a wellbore25 Oct 2022US 11,478,837 B2
- Bellows having tweezers-shaped corrugated portions and method for manufacturing same17 Aug 2021US 11,092,062 B2Union Corporation
- Forming apparatus23 Feb 2021US 10,926,313 B2Sumitomo Heavy Industries, Ltd.
- Process for forming hollow member with complicated cross-section7 Nov 2017US 9,808,850 B2Harbin Institute of Technology, Weihai
- Method of forming a flanged tubular member in hydroforming8 May 2012US 8,171,769 B2Ford Global Technologies, LLC
- Method and system for fabrication of a metal cup for creating an annular seal within a wellbore27 Aug 2020US 2020/0271228 A1
- Hollow Torque Transmission Member and Manufacturing Method Thereof, Intermediate Shaft, and Steering Apparatus for Automobile26 Dec 2019US 2019/0388947 A1Nsk Ltd.
- Bellows having tweezers-shaped corrugated portions and method for manufacturing same14 Feb 2019US 2019/0048780 A1Union Corporation
- Forming apparatus22 Mar 2018US 2018/0078988 A1Sumitomo Heavy Industries, Ltd.
- Process for forming hollow member with complicated cross-section22 Jun 2017US 2017/0173655 A1Harbin Institute of Technology, Weihai
Most cited
By later US patents
- Hydroformed collapsible driveshaft and steering shaft and methods of making the same19US 6,543,266 B1Magna International Inc. · 2003
- Method of hydroforming a vehicle frame component18US 6,016,603 ADana Corporation · 2000
- Stator of a moineau-pump15US 7,442,019 B2Noetic Engineering Inc. · 2008
- Method of forming a flanged tubular member in hydroforming13US 8,171,769 B2Ford Global Technologies, LLC · 2012
- Self-aligning non-pinching hydroforming dies4US 6,584,821 B1General Motors Corporation · 2003