B21B 13/14
Metal-rolling stands, i.e. an assembly composed of a stand frame, rolls, and
Official title: having counter-pressure devices acting on rolls to inhibit deflection of same under load; {Back-up rolls}(counter-pressure devices as such B21B29/00)
B21B13/14 (Metal-rolling stands, i.e. an assembly composed of a stand frame, rolls, and) appears on 283 US grants and 143 published applications in this corpus.
Search patents in B21B- Granted patents
- 283
- Published applications
- 143
- Assignees
- 113
- Inventors
- 516
- Latest grant
- 23 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 7 | 0 |
| 1978 | 3 | 0 |
| 1979 | 2 | 0 |
| 1980 | 4 | 0 |
| 1981 | 7 | 0 |
| 1982 | 2 | 0 |
| 1983 | 4 | 0 |
| 1984 | 7 | 0 |
| 1985 | 11 | 0 |
| 1986 | 11 | 0 |
| 1987 | 7 | 0 |
| 1988 | 10 | 0 |
| 1989 | 8 | 0 |
| 1990 | 2 | 0 |
| 1991 | 6 | 0 |
| 1992 | 8 | 0 |
| 1993 | 10 | 0 |
| 1994 | 3 | 0 |
| 1995 | 5 | 0 |
| 1996 | 5 | 0 |
| 1997 | 16 | 0 |
| 1998 | 2 | 0 |
| 1999 | 9 | 0 |
| 2000 | 7 | 0 |
| 2001 | 11 | 2 |
| 2002 | 4 | 5 |
| 2003 | 5 | 6 |
| 2004 | 3 | 5 |
| 2005 | 1 | 7 |
| 2006 | 8 | 4 |
| 2007 | 6 | 7 |
| 2008 | 4 | 5 |
| 2009 | 3 | 8 |
| 2010 | 7 | 11 |
| 2011 | 2 | 12 |
| 2012 | 8 | 8 |
| 2013 | 4 | 3 |
| 2014 | 6 | 1 |
| 2015 | 8 | 4 |
| 2016 | 5 | 4 |
| 2017 | 3 | 2 |
| 2018 | 1 | 4 |
| 2019 | 5 | 4 |
| 2020 | 1 | 2 |
| 2021 | 2 | 8 |
| 2022 | 6 | 6 |
| 2023 | 5 | 5 |
| 2024 | 9 | 14 |
| 2025 | 5 | 3 |
| 2026 | 3 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Roll press machine23 Jun 2026US 12,661,700 B2Hitachi Power Solutions Co., Ltd.
- Rack system, rolling plant including such a system and method implemented by such a system26 May 2026US 12,636,770 B2Fives Dms
- Multistage rolling mill and method of changing divided backing bearing assembled shafts in multistage rolling mill10 Feb 2026US 12,544,815 B2Sendzimir Japan, Ltd.
- Hot rolling mills and hot rolling methods7 Oct 2025US 12,434,283 B2Primetals Technologies Japan, Ltd.
- Rolling mill, rolling mill control method, and thrust force supporting method in rolling mill3 Jun 2025US 12,318,827 B2Primetals Technologies Japan, Ltd.
- Cold rolling mill comprising a side-shift system21 May 2026US 2026/0138167 A1Fives Dms
- Rolling machine23 Apr 2026US 2026/0108928 A1Panasonic Intellectual Property Management Co., Ltd.
- Rolling mill and rolling method5 Mar 2026US 2026/0061468 A1Primetals Technologies Japan, Ltd.
- Spin-drying process and spin-drying installation25 Dec 2025US 2025/0387819 A1
- Roll rearrangement device and roll rearrangement method20 Mar 2025US 2025/0091108 A1Primetals Technologies Japan, Ltd.
Most cited
By later US patents
- Control device for controlling a controlled apparatus, and a control method therefor101US 5,430,642 AHitachi, Ltd. · 1995
- Method for reducing thickness of a titanium foil or thin strip element91US 5,226,989 ATexas Instruments Incorporated · 1993
- Hot strip rolling plant and method directly combined with continuous casting36US 5,634,257 AHitachi, Ltd. · 1997
- Method of compensating for the roll deflection in a calender32US 4,117,054 AOy Wiik & Hoglund AB · 1978
- Control device for controlling a controlled apparatus, and a control method therefor27US 5,541,832 AHitachi, Ltd. · 1996