B21J 5/008
Incremental forging
Official title: {Incremental forging}
B21J5/008 (Incremental forging) appears on 63 US grants and 69 published applications in this corpus.
Search patents in B21J- Granted patents
- 63
- Published applications
- 69
- Assignees
- 67
- Inventors
- 218
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 2 | 0 |
| 1998 | 0 | 0 |
| 1999 | 3 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 2 |
| 2007 | 0 | 2 |
| 2008 | 2 | 1 |
| 2009 | 1 | 3 |
| 2010 | 1 | 1 |
| 2011 | 1 | 2 |
| 2012 | 3 | 2 |
| 2013 | 0 | 3 |
| 2014 | 2 | 0 |
| 2015 | 3 | 3 |
| 2016 | 2 | 4 |
| 2017 | 2 | 2 |
| 2018 | 1 | 1 |
| 2019 | 3 | 6 |
| 2020 | 3 | 7 |
| 2021 | 2 | 4 |
| 2022 | 4 | 10 |
| 2023 | 5 | 4 |
| 2024 | 5 | 5 |
| 2025 | 6 | 1 |
| 2026 | 3 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Radial forging for the manufacture of ball screw actuator shafts29 Sep 2026US 12,746,593 B2The Boeing Company
- Forging press for hot forging of asymmetric to symmetric rail and process of forging thereof26 May 2026US RE50,897 E1Savita Nowar
- Sputtering target and method for producing same19 May 2026US 12,630,917 B2JX Advanced Metals Corporation
- Method for creating elevations in a workpiece, apparatus and product8 Jul 2025US 12,350,731 B2Neumayer Tekfor Engineering GmbH
- Method for producing metal components and metal component produced in this way13 May 2025US 12,296,374 B2Mg Meccanica Srl
- Progressive area forging method1 Oct 2026US 2026/0295654 A1Doosan Enerbility Co., Ltd.
- Combined process of hot and cold forging with different forging directions1 Oct 2026US 2026/0295655 A1Hirschvogel Holding GmbH
- Microforge system and method25 Jun 2026US 2026/0175287 A1The Boeing Company
- Method and mold for cold extrusion forming of wheel hub18 Jun 2026US 2026/0166612 A1Ningbo J.B.J Intelligence Technology Co., Ltd.
- High-efficiency short-process superplastic forming method for tc4 titanium alloy fan blisk forging11 Jun 2026US 2026/0158541 A1Baowu Special Metallurgy Co., Ltd.
Most cited
By later US patents
- Forging press and method68US 4,096,730 AUnited States Steel Corporation · 1978
- Closed-die forging process and rotationally incremental forging press36US 6,044,685 AWyman-Gordon Company · 2000
- Method and apparatus for upsetting forged bars13US 4,970,887 ASociete Nationale d'Etude et de Construction de Moteurs D'Aviation "S.N.E.C.M A." · 1990
- Stepped segmented, closed-die forging12US 5,592,847 AWyman-Gordon Company · 1997
- Method and apparatus for forming thin parts of large length and width11US 5,673,581 A1997