B21B 2203/18
Rolls or rollers
B21B2203/18 (Rolls or rollers) appears on 30 US grants and 15 published applications in this corpus.
Search patents in B21B- Granted patents
- 30
- Published applications
- 15
- Assignees
- 28
- Inventors
- 78
- Latest grant
- 26 Aug 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 2 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 2 | 0 |
| 2000 | 2 | 0 |
| 2001 | 2 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 1 |
| 2020 | 0 | 3 |
| 2021 | 2 | 5 |
| 2022 | 0 | 2 |
| 2023 | 5 | 2 |
| 2024 | 2 | 2 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Skew rolling assembly and method suitable for large-size superalloy bars26 Aug 2025US 12,397,333 B2Anhui Hangon Precise Rolling Co. Ltd
- Apparatus and method for producing a peripheral groove in an end portion of a metal tube7 May 2024US 11,975,374 B2MV Pipe Technologies GmbH
- Large-width cathode roller for producing high-strength ultra-thin copper foil6 Feb 2024US 11,890,658 B2Xi'an Taijin New Energy & Materials Sci-Tech Co., Ltd.
- Hydraulically controlled backing roller14 Nov 2023US 11,813,652 B2Taiyuan University of Technology
- Method for piercing titanium alloy solid billet10 Oct 2023US 11,779,972 B2Northwestern Polytechnical University
- Apparatus and Method for Producing a Peripheral Groove in an End Portion of a Metal Tube3 Oct 2024US 2024/0326115 A1MV Pipe Technologies GmbH
- Skew Rolling Assembly and Method Suitable for Large-Size Superalloy Bars13 Jun 2024US 2024/0189879 A1Anhui Hangon Precise Rolling Co. Ltd
- Large-width Cathode Roller for Producing High-strength Ultra-thin Copper Foil15 Jun 2023US 2023/0182184 A1Xi'an Taijin Industrial Electrochemical Technology Co., Ltd.
- Hydraulically controlled backing roller16 Feb 2023US 2023/0052873 A1Taiyuan University of Technology
- Arcuate mounting bracket and fabrication system24 Nov 2022US 2022/0373129 A1
Most cited
By later US patents
- High-capacity wire rolling mill195US 5,946,783 ASMS Schloemann-Siemag Aktiengesellschaft · 1999
- Process of continuously producing plate-shaped catalyst and system therefor19US 4,567,630 ABabcock-Hitachi Kabushiki Kaisha · 1986
- Rolling mills and operation thereof13US 4,269,051 ALoewy Robertson Engineering Company Limited · 1981
- Cold rolling mill for metal strip13US 4,481,800 AKennecott Corporation · 1984
- Four-roller type sizing mill apparatus for producing round steel rods12US 5,363,682 AKawasaki Steel Corporation · 1994