B21B 37/66
Roll eccentricity compensation systems
B21B37/66 (Roll eccentricity compensation systems) appears on 40 US grants and 17 published applications in this corpus.
Search patents in B21B- Granted patents
- 40
- Published applications
- 17
- Assignees
- 28
- Inventors
- 104
- Latest grant
- 2 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 2 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 1 | 0 |
| 1987 | 4 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 3 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 2 | 0 |
| 2002 | 0 | 0 |
| 2003 | 1 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 2 |
| 2010 | 0 | 1 |
| 2011 | 1 | 2 |
| 2012 | 0 | 0 |
| 2013 | 3 | 1 |
| 2014 | 0 | 0 |
| 2015 | 0 | 1 |
| 2016 | 1 | 0 |
| 2017 | 1 | 0 |
| 2018 | 0 | 1 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 2 |
| 2022 | 0 | 0 |
| 2023 | 1 | 1 |
| 2024 | 1 | 4 |
| 2025 | 1 | 0 |
| 2026 | 2 | 1 |
By publication year. Applications have been published since 2001. 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.
- Tail end buckling suppression device10 Mar 2026US 12,569,898 B2TMEIC Corporation
- Meandering amount detection method and meandering control method for metal strip17 Jun 2025US 12,330,199 B2Jfe Steel Corporation
- Slab manufacturing method and control device2 Jan 2024US 11,858,019 B2Nippon Steel Corporation
- Roll state monitor device17 Oct 2023US 11,786,948 B2Toshiba Mitsubishi-Electric Industrial Systems Corporation
- Cold rolling method and cold rolling equipment5 Feb 2026US 2026/0034576 A1Jfe Steel Corporation
- Model Based Multi-Variable Predictive Control for Metal Rolling Mills19 Dec 2024US 2024/0416403 A1Honeywell International Inc.
- Dynamic Roll Eccentricity Identification Using Extended Kalman Filter State Estimation and Control Upgrade for Cold Rolling Mills12 Sep 2024US 2024/0299997 A1Honeywell International Inc.
- Roll steering control systems and methods for tandem mills20 Jun 2024US 2024/0198402 A1Novelis Inc.
- Tail end buckling suppression device7 Mar 2024US 2024/0075510 A1Toshiba Mitsubishi-Electric Industrial Systems Corporation
Most cited
By later US patents
- Method and apparatus for eccentricity correction in a rolling mill483US 4,126,027 AWestinghouse Electric Corp. · 1978
- Method and apparatus for the detection and correction of roll eccentricity in rolling mills27US 4,910,985 AAlcan International Limited · 1990
- Rolling mill strip thickness controller21US 4,691,547 AJohn Lysaght (Australia) Limited · 1987
- Method and system for generating an eccentricity compensation signal for gauge control of position control of a rolling mill19US 4,580,224 AE. W. Bliss Company, Inc. · 1986
- Gauge control using estimate of roll eccentricity16US 4,222,254 AAluminum Company of America · 1980