B65H 23/0256
With opposed helicoidal windings
Official title: {with opposed helicoidal windings}
B65H23/0256 (With opposed helicoidal windings) appears on 15 US grants and 10 published applications in this corpus.
Search patents in B65H- Granted patents
- 15
- Published applications
- 10
- Assignees
- 16
- Inventors
- 30
- Latest grant
- 9 Jan 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 3 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 1 |
| 2005 | 1 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 1 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 1 | 1 |
| 2016 | 0 | 0 |
| 2017 | 1 | 2 |
| 2018 | 1 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 1 |
| 2021 | 0 | 1 |
| 2022 | 1 | 0 |
| 2023 | 0 | 0 |
| 2024 | 1 | 0 |
| 2025 | 0 | 2 |
By publication year. Applications have been published since 2001.
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Most cited
By later US patents
- Web pressurizing channeled roller and method29US 6,125,754 A2000
- Expander roller for webs of paper and the like23US 5,188,273 A1993
- Anti-wrinkle system for a web offset press17US 6,250,220 B1Quad/Graphics, Inc. · 2001
- Low lateral force drive roller system16US 5,070,365 AXerox Corporation · 1991
- Web expander15US 6,973,702 B2Nippon Petrochemical Co., Ltd. · 2005