B21B 2269/02
Roll bending
Official title: Roll bending; vertical bending of rolls
B21B2269/02 (Roll bending) appears on 64 US grants and 31 published applications in this corpus.
Search patents in B21B- Granted patents
- 64
- Published applications
- 31
- Assignees
- 43
- Inventors
- 178
- Latest grant
- 21 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 2 | 0 |
| 1984 | 0 | 0 |
| 1985 | 3 | 0 |
| 1986 | 2 | 0 |
| 1987 | 3 | 0 |
| 1988 | 6 | 0 |
| 1989 | 5 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 4 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 4 | 0 |
| 2001 | 2 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 2 |
| 2004 | 0 | 0 |
| 2005 | 1 | 2 |
| 2006 | 3 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 0 | 2 |
| 2011 | 0 | 1 |
| 2012 | 1 | 2 |
| 2013 | 1 | 1 |
| 2014 | 1 | 0 |
| 2015 | 1 | 0 |
| 2016 | 0 | 1 |
| 2017 | 2 | 1 |
| 2018 | 0 | 0 |
| 2019 | 0 | 1 |
| 2020 | 1 | 0 |
| 2021 | 1 | 6 |
| 2022 | 0 | 2 |
| 2023 | 3 | 3 |
| 2024 | 4 | 3 |
| 2025 | 4 | 2 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Rolling with minimisation of a drop in the bending force upon entry21 Jul 2026US 12,686,043 B2Primetals Technologies Germany GmbH
- Hot rolling mills and hot rolling methods7 Oct 2025US 12,434,283 B2Primetals Technologies Japan, Ltd.
- LSTM-based hot-rolling roll-bending force predicting method23 Sep 2025US 12,423,557 B2Northeastern University
- Roll stand for rolling a metal product18 Mar 2025US 12,251,746 B2SMS group GmbH
- Six-high rolling mill stand and finishing mill train for hot rolling an intermediate strip into a thin strip25 Feb 2025US 12,233,443 B2Primetals Technologies Austria GmbH
- Device with adjustable offset distance in serpentine rolling for rolling mill and using method thereof8 Jan 2026US 2026/0008086 A1Taiyuan University of Science and Technology
- Electrode rolling device1 May 2025US 2025/0135517 A1Prime Planet Energy & Solutions, Inc.
- System and method for controlling threading in a rolling mill3 Apr 2025US 2025/0108421 A1Novelis Inc.
- Six-high rolling mill stand and finishing mill train for hot rolling an intermediate strip into a thin strip31 Oct 2024US 2024/0359224 A1Primetals Technologies Austria GmbH
- Roll stand for rolling a metal product22 Aug 2024US 2024/0278302 A1SMS group GmbH
Most cited
By later US patents
- Rolling mill and method for rolling a sheet material25US 4,369,646 AHitachi, Ltd. · 1983
- Method and arrangement for producing hot-rolled steel strip25US 6,092,586 AMannesmann Aktiengesellschaft · 2000
- Process for automatically controlling the shape of sheet metal produced in a rolling mill22US 4,262,511 AReycan Research Limited · 1981
- Hot steel plate rolling mill system and rolling method21US 5,636,543 AHitachi, Ltd. · 1997
- Method of controlling the strip shape and apparatus therefor16US 4,633,693 ASumitomo Metal Industries, Ltd. · 1987