B21B 31/203
Balancing rolls
Official title: {Balancing rolls}
B21B31/203 (Balancing rolls) appears on 47 US grants and 17 published applications in this corpus.
Search patents in B21B- Granted patents
- 47
- Published applications
- 17
- Assignees
- 28
- Inventors
- 99
- Latest grant
- 1 Jul 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 2 | 0 |
| 1990 | 5 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 2 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 4 | 0 |
| 1999 | 3 | 0 |
| 2000 | 4 | 0 |
| 2001 | 2 | 0 |
| 2002 | 0 | 1 |
| 2003 | 0 | 1 |
| 2004 | 2 | 1 |
| 2005 | 1 | 0 |
| 2006 | 1 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 0 | 1 |
| 2011 | 2 | 2 |
| 2012 | 0 | 1 |
| 2013 | 1 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 1 | 0 |
| 2017 | 1 | 0 |
| 2018 | 0 | 2 |
| 2019 | 0 | 0 |
| 2020 | 1 | 0 |
| 2021 | 1 | 1 |
| 2022 | 0 | 2 |
| 2023 | 4 | 2 |
| 2024 | 0 | 1 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Hot-rolling stand for a hot-rolling mill and for producing a flat metal product, hot-rolling mill and method for operating a hot-rolling mill1 Jul 2025US 12,343,776 B2SMS group GmbH
- Mill stand31 Oct 2023US 11,801,540 B2Primetals Technologies Austria GmbH
- Rolling mill for rolling metal products10 Oct 2023US 11,779,973 B2SMS group GmbH
- Rolling device5 Sep 2023US 11,745,234 B2SMS group GmbH
- Roll stand and method for changing work rolls31 Jan 2023US 11,565,292 B2SMS group GmbH
- Work roll balance force setting method and rolling mill running method, rolling mill running switching method, and rolling mill19 Dec 2024US 2024/0416402 A1Primetals Technologies Austria GmbH
- Rolling device9 Mar 2023US 2023/0076364 A1SMS group GmbH
- Hot-rolling stand for a hot-rolling mill and for producing a flat metal product, hot-rolling mill and method for operating a hot-rolling mill23 Feb 2023US 2023/0060110 A1SMS group GmbH
- Mill stand1 Dec 2022US 2022/0379359 A1Primetals Technologies Austria GmbH
- Rolling mill for rolling metal products12 May 2022US 2022/0143660 A1SMS group GmbH
Most cited
By later US patents
- Hydroxystyrene compounds which are useful as tyrosine kinase inhibitors45US 4,971,996 AKanegafuchi Kagaku Kogyo Kabushiki Kaisha · 1990
- Hydroxystyrene compounds which have useful pharmaceutical utility38US 5,057,538 AKanegafuchi Kagaku Kogyo Kabushiki Kaisha · 1991
- Roll shifting system for rolling mills13US 4,898,014 AUnited Engineering, Inc. · 1990
- Rolling mill with axially shiftable rolls and process for adjusting the profile of such rolls10US 4,934,166 AClecim · 1990
- Bending and balancing mechanism for the axially shiftable rolls of a roll stand10US 4,967,582 ASMS Schloemann-Siemag Aktiengesellschaft · 1990