B21B 38/02
Methods or devices for measuring, detecting or monitoring specially adapted for metal-rolling
Official title: for measuring flatness or profile of strips
B21B38/02 (Methods or devices for measuring, detecting or monitoring specially adapted for metal-rolling) appears on 172 US grants and 131 published applications in this corpus.
Search patents in B21B- Granted patents
- 172
- Published applications
- 131
- Assignees
- 117
- Inventors
- 408
- Latest grant
- 14 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 3 | 0 |
| 1978 | 4 | 0 |
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 3 | 0 |
| 1982 | 3 | 0 |
| 1983 | 2 | 0 |
| 1984 | 6 | 0 |
| 1985 | 2 | 0 |
| 1986 | 0 | 0 |
| 1987 | 4 | 0 |
| 1988 | 3 | 0 |
| 1989 | 6 | 0 |
| 1990 | 4 | 0 |
| 1991 | 2 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 2 | 0 |
| 1995 | 3 | 0 |
| 1996 | 4 | 0 |
| 1997 | 2 | 0 |
| 1998 | 0 | 0 |
| 1999 | 4 | 0 |
| 2000 | 3 | 0 |
| 2001 | 6 | 1 |
| 2002 | 6 | 8 |
| 2003 | 6 | 4 |
| 2004 | 2 | 5 |
| 2005 | 6 | 6 |
| 2006 | 2 | 2 |
| 2007 | 2 | 5 |
| 2008 | 3 | 4 |
| 2009 | 1 | 7 |
| 2010 | 4 | 5 |
| 2011 | 6 | 7 |
| 2012 | 4 | 4 |
| 2013 | 6 | 3 |
| 2014 | 1 | 7 |
| 2015 | 6 | 3 |
| 2016 | 5 | 3 |
| 2017 | 3 | 3 |
| 2018 | 4 | 9 |
| 2019 | 4 | 4 |
| 2020 | 2 | 3 |
| 2021 | 4 | 12 |
| 2022 | 5 | 4 |
| 2023 | 5 | 4 |
| 2024 | 6 | 6 |
| 2025 | 3 | 3 |
| 2026 | 3 | 9 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Contactless detection of vibrations in metal belts14 Jul 2026US 12,680,806 B2Primetals Technologies Germany GmbH
- Measuring the flatness of rolling trains for aluminium12 May 2026US 12,623,268 B2Primetals Technologies Germany GmbH
- Method of cooling control for steel plate, cooling control device, and method of manufacturing steel plate27 Jan 2026US 12,534,775 B2Jfe Steel Corporation
- Measuring roller for determining a characteristic of a strip-shaped material passed over the measuring roller, use of a measuring roller for determining a characteristic of a strip-shaped material passed over the measuring roller, and method for determining the position of a strip edge of a strip-shaped material27 May 2025US 12,311,422 B2VDEh-Betriebsforschungsinstitut GmbH
- Flatness-measuring device, hot-rolling mill and method for operating a flatness-measuring device4 Mar 2025US 12,240,023 B2SMS group GmbH
- Robust determination of edge waves of a metal strip27 Aug 2026US 2026/0249339 A1Primetals Technologies Germany GmbH
- Tension control apparatus18 Jun 2026US 2026/0166608 A1Toshiba Mitsubishi-Electric Industrial Systems Corporation
- Device and method for producing a rolled metal strip18 Jun 2026US 2026/0166609 A1SMS group GmbH
- Method for cold rolling steel sheet, manufacturing method for cold-rolled steel sheet, and manufacturing facility for cold-rolled steel sheet18 Jun 2026US 2026/0166611 A1Jfe Steel Corporation
- Metal-strip warped-shape control method, metal-strip manufacturing method, and metal-strip warped-shape control device2 Apr 2026US 2026/0091420 A1Jfe Steel Corporation
Most cited
By later US patents
- Roll bite gauge and profile measurement system for rolling mills46US 4,898,012 AUnited Engineering, Inc. · 1990
- Strip tension profile apparatus and associated method29US 4,674,310 AInternational Rolling Mill Consultants, Inc. · 1987
- Lamination process and apparatus for alkali metals or alloys thereof25US 7,513,136 B2Bathium Canada Inc. · 2009
- Measuring roller for determining flatness deviations22US 6,354,013 B1BFIVDEh-Institut fur angewandte Forschung GmbH · 2002
- Apparatus for detecting the shape of a strip20US 4,188,809 AHitachi, Ltd. · 1980