B21J 5/004
Thixotropic process, i.e. forging at semi-solid state
Official title: {Thixotropic process, i.e. forging at semi-solid state}
B21J5/004 (Thixotropic process, i.e. forging at semi-solid state) appears on 39 US grants and 26 published applications in this corpus.
Search patents in B21J- Granted patents
- 39
- Published applications
- 26
- Assignees
- 27
- Inventors
- 99
- Latest grant
- 13 May 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1985 | 2 | 0 |
| 1986 | 2 | 0 |
| 1987 | 4 | 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 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 1 | 0 |
| 1999 | 2 | 0 |
| 2000 | 2 | 0 |
| 2001 | 3 | 2 |
| 2002 | 2 | 1 |
| 2003 | 2 | 4 |
| 2004 | 0 | 2 |
| 2005 | 1 | 1 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 2 | 1 |
| 2010 | 0 | 0 |
| 2011 | 1 | 3 |
| 2012 | 0 | 1 |
| 2013 | 3 | 0 |
| 2014 | 2 | 1 |
| 2015 | 0 | 3 |
| 2016 | 0 | 1 |
| 2017 | 1 | 2 |
| 2018 | 1 | 0 |
| 2019 | 1 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 2 |
| 2022 | 0 | 1 |
| 2023 | 1 | 0 |
| 2024 | 1 | 0 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
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- Composite forming system combining additive manufacturing and forging and methods for same2 Apr 2024US 11,945,047 B2General Electric Company
- Composite equal additive manufacturing method23 May 2023US 11,654,479 B2Huazhong University of Science and Technology
- Methods and apparatus to produce high performance axisymmetric components15 Oct 2019US 10,442,241 B2GM Global Technology Operations LLC
- Press forming method for a semi-solid metal material and press forming system for a semi-solid metal material13 Feb 2018US 9,889,494 B2Aida Engineering, Ltd.
- Composite Equal Additive Manufacturing Method28 Jul 2022US 2022/0234098 A1Huazhong University of Science and Technology
- Nano-treatment of high strength aluminum alloys for manufacturing processes16 Dec 2021US 2021/0388469 A1The Regents of the University of California
- Composite forming system combining additive manufacturing and forging and methods for same17 Jun 2021US 2021/0178520 A1General Electric Company
- Press forming method for a semi-solid metal material and press forming apparatus for a semi-solid metal material21 Dec 2017US 2017/0361374 A1Aida Engineering, Ltd.
- Cast molding method and devices thereof12 Jan 2017US 2017/0008079 A1Her Chang Technology Co., Ltd.
Most cited
By later US patents
- Method for making thixotropic materials57US 4,694,882 AThe Dow Chemical Company · 1987
- Method of producing shaped metal parts49US 4,687,042 AAlumax Inc. · 1987
- Apparatus and process for producing shaped metal parts46US 4,569,218 AAlumax Inc. · 1986
- Method and apparatus for forming a thixoforged copper base alloy cartridge casing35US 4,494,461 AOlin Corporation · 1985
- Method and apparatus for forming a thixoforged copper base alloy cartridge casing32US 4,537,242 AOlin Corporation · 1985