B21B 39/14
Guiding, positioning or aligning work
Official title: Guiding, positioning or aligning work (B21B43/12 takes precedence; guides in which work is subjected to permanent internal twisting B21B15/02)
B21B39/14 (Guiding, positioning or aligning work) appears on 268 US grants and 138 published applications in this corpus.
Search patents in B21B- Granted patents
- 268
- Published applications
- 138
- Assignees
- 131
- Inventors
- 537
- Latest grant
- 31 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 6 | 0 |
| 1977 | 3 | 0 |
| 1978 | 8 | 0 |
| 1979 | 4 | 0 |
| 1980 | 7 | 0 |
| 1981 | 5 | 0 |
| 1982 | 2 | 0 |
| 1983 | 8 | 0 |
| 1984 | 5 | 0 |
| 1985 | 4 | 0 |
| 1986 | 1 | 0 |
| 1987 | 8 | 0 |
| 1988 | 5 | 0 |
| 1989 | 2 | 0 |
| 1990 | 8 | 0 |
| 1991 | 6 | 0 |
| 1992 | 1 | 0 |
| 1993 | 8 | 0 |
| 1994 | 3 | 0 |
| 1995 | 5 | 0 |
| 1996 | 4 | 0 |
| 1997 | 9 | 0 |
| 1998 | 4 | 0 |
| 1999 | 15 | 0 |
| 2000 | 10 | 0 |
| 2001 | 15 | 2 |
| 2002 | 8 | 4 |
| 2003 | 3 | 8 |
| 2004 | 4 | 6 |
| 2005 | 4 | 6 |
| 2006 | 6 | 2 |
| 2007 | 1 | 2 |
| 2008 | 2 | 8 |
| 2009 | 3 | 2 |
| 2010 | 3 | 7 |
| 2011 | 6 | 4 |
| 2012 | 3 | 11 |
| 2013 | 7 | 4 |
| 2014 | 2 | 17 |
| 2015 | 4 | 7 |
| 2016 | 7 | 5 |
| 2017 | 10 | 5 |
| 2018 | 3 | 6 |
| 2019 | 4 | 1 |
| 2020 | 9 | 4 |
| 2021 | 3 | 6 |
| 2022 | 3 | 7 |
| 2023 | 8 | 3 |
| 2024 | 2 | 6 |
| 2025 | 3 | 5 |
| 2026 | 4 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Meandering amount detection method and meandering control method for metal strip31 Mar 2026US 12,589,422 B2Jfe Steel Corporation
- Device and method for guiding metal strips, comprising grinding bodies with support element10 Mar 2026US 12,569,899 B2Primetals Technologies Austria GmbH
- Method and device for guiding and centering a metal rolling stock in a rolling mill13 Jan 2026US 12,521,777 B2SMS group GmbH
- Torsion guide, guide apparatus and corresponding method6 Jan 2026US 12,515,247 B2Danieli & C. Officine Meccaniche SpA
- Rolling mill stand with variable lateral guide device23 Dec 2025US 12,502,700 B2SMS group GmbH
- Modular stand base for spaced stands of a rolling mil20 Nov 2025US 2025/0353052 A1
- Stand housing comprising coupling clamping regions20 Nov 2025US 2025/0353053 A1
- Stand housing comprising a roller guide20 Nov 2025US 2025/0353055 A1
- Meandering control method, meandering control apparatus, and manufacturing method for steel sheet12 Jun 2025US 2025/0187059 A1Jfe Steel Corporation
- Robotic deep rolling tool design for mechanical surface treatment of extremely complex and tight clearance blade root geometry22 May 2025US 2025/0162017 A1Rtx Corporation
Most cited
By later US patents
- Universal rolling mill stand35US 6,305,205 B1SMS Schloemann-Siemag Aktiengesellschaft · 2001
- Vibration control apparatus for steel processing line20US 6,471,153 B1Shinko Electric Co., Ltd. · 2002
- Apparatus for cropping, dividing and reducing rolled material at high speed19US 4,176,535 ADemag Aktiengesellschaft · 1979
- Hot strip rolling mill stand19US 4,272,976 AMesta Machine Company · 1981
- Method of and apparatus for continuously rolling steel slabs18US 4,294,394 AHitachi, Ltd. · 1981