B21B 2001/221
By cold-rolling
Official title: {by cold-rolling}
B21B2001/221 (By cold-rolling) appears on 60 US grants and 87 published applications in this corpus.
Search patents in B21B- Granted patents
- 60
- Published applications
- 87
- Assignees
- 49
- Inventors
- 242
- Latest grant
- 2 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2001 | 2 | 0 |
| 2002 | 0 | 0 |
| 2003 | 1 | 0 |
| 2004 | 1 | 1 |
| 2005 | 0 | 1 |
| 2006 | 1 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 2 |
| 2010 | 1 | 1 |
| 2011 | 1 | 0 |
| 2012 | 0 | 1 |
| 2013 | 1 | 0 |
| 2014 | 0 | 3 |
| 2015 | 1 | 1 |
| 2016 | 0 | 12 |
| 2017 | 5 | 9 |
| 2018 | 2 | 7 |
| 2019 | 8 | 4 |
| 2020 | 8 | 5 |
| 2021 | 3 | 5 |
| 2022 | 7 | 9 |
| 2023 | 6 | 4 |
| 2024 | 4 | 10 |
| 2025 | 5 | 5 |
| 2026 | 3 | 6 |
By publication year. 2026 runs to 8 Oct.
Recent patents
- Dynamic roll eccentricity identification using extended Kalman filter state estimation and control upgrade for cold rolling mills2 Jun 2026US 12,643,136 B2Honeywell International Inc.
- Method of manufacturing a brazing sheet19 May 2026US 12,629,736 B2Uacj Corporation
- Manufacturing method and manufacturing equipment of cold-rolled steel sheet12 May 2026US 12,623,264 B2Jfe Steel Corporation
- Method of detecting chattering in cold rolling mill, chattering detecting device for cold rolling mill, cold rolling method, cold rolling mill, and method of manufacturing steel sheet19 Aug 2025US 12,390,846 B2Jfe Steel Corporation
- Cold-rolled steel strip manufacturing facility and method for manufacturing cold-rolled steel strip3 Jun 2025US 12,318,826 B2Jfe Steel Corporation
- Method for determining conformity of rolling roll, method for rolling metal strip, and method for producing cold-rolled steel sheet11 Jun 2026US 2026/0158536 A1Jfe Steel Corporation
- Device & method for rolling a steel strip11 Jun 2026US 2026/0158537 A1
- Cold rolling mill comprising a side-shift system21 May 2026US 2026/0138167 A1Fives Dms
- Cold rolling method, method of producing steel sheet, cold rolling line, and steel sheet production line16 Apr 2026US 2026/0102801 A1Jfe Steel Corporation
- Cold rolling method and cold rolling equipment5 Feb 2026US 2026/0034576 A1Jfe Steel Corporation
Most cited
By later US patents
- Method for making a copper core five-ply composite for cookware71US 6,267,830 B1Clad Metals LLC · 2001
- Rolling process for producing biaxially textured substrates17US 6,740,421 B1UT-Battelle, LLC · 2004
- High strength steel sheet having excellent formability and method for manufacturing the same13US 9,580,779 B2Jfe Steel Corporation · 2017
- Aluminum alloy plate for magnetic disc substrate, method for manufacturing same, and method for manufacturing magnetic disc7US 9,613,648 B2Uacj Corporation · 2017
- Cold rolling apparatus4US 10,207,303 B2Jfe Steel Corporation · 2019