B65H 18/021
Multiple web roll supports
Official title: {Multiple web roll supports}
B65H18/021 (Multiple web roll supports) appears on 85 US grants and 71 published applications in this corpus.
Search patents in B65H- Granted patents
- 85
- Published applications
- 71
- Assignees
- 75
- Inventors
- 170
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 3 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 5 | 0 |
| 1999 | 5 | 0 |
| 2000 | 1 | 0 |
| 2001 | 4 | 0 |
| 2002 | 2 | 0 |
| 2003 | 1 | 1 |
| 2004 | 1 | 2 |
| 2005 | 0 | 1 |
| 2006 | 0 | 1 |
| 2007 | 0 | 0 |
| 2008 | 1 | 0 |
| 2009 | 1 | 2 |
| 2010 | 1 | 0 |
| 2011 | 0 | 1 |
| 2012 | 1 | 1 |
| 2013 | 1 | 4 |
| 2014 | 5 | 8 |
| 2015 | 6 | 1 |
| 2016 | 3 | 8 |
| 2017 | 1 | 2 |
| 2018 | 5 | 4 |
| 2019 | 5 | 4 |
| 2020 | 4 | 3 |
| 2021 | 0 | 1 |
| 2022 | 2 | 2 |
| 2023 | 2 | 6 |
| 2024 | 2 | 5 |
| 2025 | 2 | 4 |
| 2026 | 8 | 10 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Automatic slitting machine and working method thereof8 Sep 2026US 12,729,090 B2Kingnode America Inc.
- Winding needle assembly, winding apparatus, production device, and method for winding electrode assemblies11 Aug 2026US 12,703,596 B2Contemporary Amperex Technology Co., Limited
- Media exchanger and printing device21 Jul 2026US 12,686,218 B2Mimaki Engineering Co., Ltd.
- Method and apparatus for producing coreless roll products9 Jun 2026US 12,649,638 B2BW Converting, Inc.
- Plant for building tyres of vehicle wheels and method for providing elongated elements to be used in a process for building tyres19 May 2026US 12,629,907 B2Pirelli Tyre S. P. A.
- Winding mechanism and winding device1 Oct 2026US 2026/0296823 A1Wuxi Lead Intelligent Equipment Co., Ltd.
- Plant for building tyres for vehicle wheels6 Aug 2026US 2026/0225337 A1Pirelli Tyre S. P. A.
- Automatic slitting machine and working method thereof23 Jul 2026US 2026/0208996 A1Kingnode America Inc.
- Electrode Winding Device, Battery Cell Including Electrode Produced Using Same, and Battery Pack and Vehicle Including Battery Cell16 Jul 2026US 2026/0200689 A1LG Energy Solution, Ltd.
- Improved Method and Apparatus for Producing Coreless Roll Products16 Jul 2026US 2026/0200691 A1BW Converting, Inc.
Most cited
By later US patents
- Web winding machine44US 4,588,138 APaper Converting Machine Company · 1986
- Method of winding a web27US 5,810,282 AThe Procter & Gamble Company · 1998
- Duplex slitter/rewinder with automatic splicing and surface/center winding24US 5,909,856 A1999
- System and method for producing coreless fabric rolls20US 6,425,547 B1Ethicon, Inc. · 2002
- Multiple bolt turning machine14US 4,524,919 ALenze GmbH & Co. KG Aerzen · 1985