B21B 2203/24
Hydrostatic bearings or guides
B21B2203/24 (Hydrostatic bearings or guides) appears on 7 US grants and 3 published applications in this corpus.
Search patents in B21B- Granted patents
- 7
- Published applications
- 3
- Assignees
- 4
- Inventors
- 18
- Latest grant
- 13 Apr 2021
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 2 | 1 |
| 2002 | 1 | 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 | 1 |
| 2019 | 0 | 1 |
| 2020 | 0 | 0 |
| 2021 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Rolling stand for the rolling of rolling stock13 Apr 2021US 10,974,297 B2SMS group GmbH
- Plate rolling mill10 Sep 2002US 6,446,477 B2Hitachi, Ltd.
- Hydrostatic bearing for a steel mill guide28 Aug 2001US 6,280,087 B1
- Plate rolling mill26 Jun 2001US 6,250,126 B1Hitachi, Ltd.
- Rolling mill and rolling method21 Dec 1999US 6,003,355 AHitachi, Ltd.
Most cited
By later US patents
- Backing device for a working roll of a roll stand17US 4,212,504 A1980
- Hydrostatic support member, particularly for rolling mills, and method of using the same17US 4,530,227 ASulzer-Escher Wyss GmbH · 1985
- Rolling mill and rolling method5US 6,003,355 AHitachi, Ltd. · 1999
- Plate rolling mill4US 6,250,126 B1Hitachi, Ltd. · 2001
- Plate rolling mill4US 6,446,477 B2Hitachi, Ltd. · 2002