B21B 31/20
By moving rolls perpendicularly to roll axis
Official title: by moving rolls perpendicularly to roll axis
B21B31/20 (By moving rolls perpendicularly to roll axis) appears on 383 US grants and 158 published applications in this corpus.
Search patents in B21B- Granted patents
- 383
- Published applications
- 158
- Assignees
- 164
- Inventors
- 704
- Latest grant
- 30 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 3 | 0 |
| 1978 | 6 | 0 |
| 1979 | 7 | 0 |
| 1980 | 7 | 0 |
| 1981 | 7 | 0 |
| 1982 | 2 | 0 |
| 1983 | 3 | 0 |
| 1984 | 13 | 0 |
| 1985 | 8 | 0 |
| 1986 | 8 | 0 |
| 1987 | 9 | 0 |
| 1988 | 11 | 0 |
| 1989 | 7 | 0 |
| 1990 | 20 | 0 |
| 1991 | 14 | 0 |
| 1992 | 10 | 0 |
| 1993 | 5 | 0 |
| 1994 | 9 | 0 |
| 1995 | 7 | 0 |
| 1996 | 4 | 0 |
| 1997 | 15 | 0 |
| 1998 | 16 | 0 |
| 1999 | 22 | 0 |
| 2000 | 17 | 0 |
| 2001 | 14 | 5 |
| 2002 | 10 | 9 |
| 2003 | 9 | 12 |
| 2004 | 6 | 8 |
| 2005 | 6 | 2 |
| 2006 | 4 | 3 |
| 2007 | 3 | 5 |
| 2008 | 3 | 2 |
| 2009 | 2 | 7 |
| 2010 | 6 | 9 |
| 2011 | 2 | 7 |
| 2012 | 3 | 4 |
| 2013 | 6 | 6 |
| 2014 | 3 | 8 |
| 2015 | 5 | 5 |
| 2016 | 7 | 2 |
| 2017 | 7 | 4 |
| 2018 | 4 | 5 |
| 2019 | 2 | 6 |
| 2020 | 4 | 6 |
| 2021 | 4 | 7 |
| 2022 | 7 | 9 |
| 2023 | 15 | 11 |
| 2024 | 7 | 6 |
| 2025 | 6 | 6 |
| 2026 | 3 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Determination method for determination of the rolling or guiding gaps of the roll stands or guide stands in a multi-stand rolling mill30 Jun 2026US 12,667,879 B2SMS group GmbH
- Roll press machine23 Jun 2026US 12,661,700 B2Hitachi Power Solutions Co., Ltd.
- Method and computer program product for calculating a pass schedule for a stable rolling process14 Apr 2026US 12,599,948 B2SMS group GmbH
- Cross-rolling unit and method for setting the roll pass of a cross-rolling unit9 Dec 2025US 12,491,549 B2SMS group GmbH
- Stabilization of the rolled product during opening and/or closing of a roll stand9 Dec 2025US 12,491,551 B2SMS group GmbH
- Rolling mill stand with roll distance adjustment system8 Oct 2026US 2026/0307124 A1Danieli & C. Officine Meccaniche SpA
- Cold rolling mill comprising a side-shift system21 May 2026US 2026/0138167 A1Fives Dms
- Asymmetric rolling apparatus and cassette device23 Apr 2026US 2026/0108927 A1Solum Advanced Materials Co., Ltd.
- Rolling mill and rolling method5 Mar 2026US 2026/0061468 A1Primetals Technologies Japan, Ltd.
- Stand housing comprising coupling clamping regions20 Nov 2025US 2025/0353053 A1
Most cited
By later US patents
- Hydroxystyrene compounds which are useful as tyrosine kinase inhibitors45US 4,971,996 AKanegafuchi Kagaku Kogyo Kabushiki Kaisha · 1990
- Method and apparatus for manufacturing metallic support beams for windscreen wiper blade assemblies40US 5,875,672 A1999
- Hydroxystyrene compounds which have useful pharmaceutical utility38US 5,057,538 AKanegafuchi Kagaku Kogyo Kabushiki Kaisha · 1991
- Hot strip rolling plant and method directly combined with continuous casting36US 5,634,257 AHitachi, Ltd. · 1997
- Universal rolling mill stand35US 6,305,205 B1SMS Schloemann-Siemag Aktiengesellschaft · 2001