B21D 1/05
Stretching combined with rolling
B21D1/05 (Stretching combined with rolling) appears on 88 US grants and 56 published applications in this corpus.
Search patents in B21D- Granted patents
- 88
- Published applications
- 56
- Assignees
- 63
- Inventors
- 174
- Latest grant
- 3 Jun 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 2 | 0 |
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 2 | 0 |
| 1985 | 2 | 0 |
| 1986 | 3 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 4 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 2 | 0 |
| 1993 | 2 | 0 |
| 1994 | 3 | 0 |
| 1995 | 0 | 0 |
| 1996 | 2 | 0 |
| 1997 | 2 | 0 |
| 1998 | 5 | 0 |
| 1999 | 2 | 0 |
| 2000 | 2 | 0 |
| 2001 | 3 | 0 |
| 2002 | 0 | 4 |
| 2003 | 3 | 1 |
| 2004 | 2 | 5 |
| 2005 | 3 | 2 |
| 2006 | 3 | 0 |
| 2007 | 1 | 0 |
| 2008 | 0 | 3 |
| 2009 | 0 | 1 |
| 2010 | 0 | 1 |
| 2011 | 1 | 0 |
| 2012 | 1 | 2 |
| 2013 | 1 | 2 |
| 2014 | 0 | 3 |
| 2015 | 3 | 10 |
| 2016 | 5 | 2 |
| 2017 | 3 | 3 |
| 2018 | 1 | 2 |
| 2019 | 2 | 4 |
| 2020 | 2 | 5 |
| 2021 | 2 | 2 |
| 2022 | 1 | 2 |
| 2023 | 1 | 0 |
| 2024 | 3 | 1 |
| 2025 | 3 | 0 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Multi-roll metal strip leveler3 Jun 2025US 12,318,830 B2Clecim
- Integrated system for producing articles from sheet material1 Apr 2025US 12,263,518 B1Kooima Ag, Inc.
- Plant and process for efficiently producing a structured cross-channel packing element7 Jan 2025US 12,186,795 B2Sulzer Management AG
- Tensioning pulley set for a straightening line for straightening a strip, re-rolling stand line and method of operating a straightening line10 Dec 2024US 12,162,055 B2VDEh-Betriebsforschungsinstitut GmbH
- Fin, heat exchanger with fin, and method of manufacturing fin13 Feb 2024US 11,897,022 B2Denso Corporation
- Metal-strip warped-shape control method, metal-strip manufacturing method, and metal-strip warped-shape control device2 Apr 2026US 2026/0091420 A1Jfe Steel Corporation
- Plant and process for efficiently producing a structured cross-channel packing element4 Apr 2024US 2024/0109118 A1Sulzer Management AG
- Roll line22 Dec 2022US 2022/0402007 A1
- Tension roller set for a straightening system for straightening a strip...9 Jun 2022US 2022/0176432 A1VDEh-Betriebsforschungsinstitut GmbH
- Method and apparatus for stretch-bend leveling metal strip11 Nov 2021US 2021/0346930 A1
Most cited
By later US patents
- Method for correcting rolled material24US 4,651,549 ASumitomo Metal Industries, Ltd. · 1987
- Method and apparatus for processing sheet metal23US 6,205,830 B1The Material Works, Ltd. · 2001
- Metal strip stretching mill20US 4,408,474 AFa. Erwin Kampf GmbH & Co. · 1983
- Apparatus for the stretch levelling and slitting of metal strip17US 4,866,967 ASundwiger Eisenhutte Maschinenfabrik Grah & Co. · 1989
- Method of and apparatus for correcting curvature of rolled metal strip16US 5,687,595 ABWG Bergwerk- und Walzwerk-Maschinenbau GmbH · 1997