B65H 2301/418
Changing web roll
B65H2301/418 (Changing web roll) appears on 393 US grants and 233 published applications in this corpus.
Search patents in B65H- Granted patents
- 393
- Published applications
- 233
- Assignees
- 211
- Inventors
- 569
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 4 | 0 |
| 1978 | 2 | 0 |
| 1979 | 8 | 0 |
| 1980 | 7 | 0 |
| 1981 | 6 | 0 |
| 1982 | 3 | 0 |
| 1983 | 6 | 0 |
| 1984 | 5 | 0 |
| 1985 | 4 | 0 |
| 1986 | 4 | 0 |
| 1987 | 3 | 0 |
| 1988 | 9 | 0 |
| 1989 | 8 | 0 |
| 1990 | 14 | 0 |
| 1991 | 12 | 0 |
| 1992 | 4 | 0 |
| 1993 | 8 | 0 |
| 1994 | 8 | 0 |
| 1995 | 5 | 0 |
| 1996 | 9 | 0 |
| 1997 | 10 | 0 |
| 1998 | 19 | 0 |
| 1999 | 9 | 0 |
| 2000 | 17 | 0 |
| 2001 | 6 | 1 |
| 2002 | 7 | 11 |
| 2003 | 14 | 18 |
| 2004 | 13 | 18 |
| 2005 | 11 | 19 |
| 2006 | 8 | 10 |
| 2007 | 17 | 13 |
| 2008 | 9 | 4 |
| 2009 | 6 | 10 |
| 2010 | 8 | 6 |
| 2011 | 9 | 9 |
| 2012 | 5 | 3 |
| 2013 | 4 | 5 |
| 2014 | 1 | 3 |
| 2015 | 6 | 6 |
| 2016 | 8 | 13 |
| 2017 | 5 | 7 |
| 2018 | 10 | 8 |
| 2019 | 8 | 7 |
| 2020 | 7 | 8 |
| 2021 | 8 | 12 |
| 2022 | 8 | 6 |
| 2023 | 3 | 5 |
| 2024 | 11 | 15 |
| 2025 | 5 | 10 |
| 2026 | 8 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Mobile robot and method for changing label rolls on a labeling assembly6 Oct 2026US 12,753,034 B2Krones AG
- Clasp for producing coreless roll products8 Sep 2026US 12,729,087 B2BW Converting, Inc.
- Device for replacing a coil or a core, arrangement, and method for replacing a coil or a core18 Aug 2026US 12,709,508 B2PowerCo SE
- Automatic roll-replacing apparatus4 Aug 2026US 12,698,174 B2Wuxi Intelligent Equipment Co. Ltd.
- Method and apparatus for producing coreless roll products9 Jun 2026US 12,649,638 B2BW Converting, Inc.
- Apparatus and method for making thermoplastic film rolls8 Oct 2026US 2026/0307926 A1
- Bobbin Replacement Method13 Aug 2026US 2026/0233957 A1LG Energy Solution, Ltd.
- Improved Method and Apparatus for Producing Coreless Roll Products16 Jul 2026US 2026/0200691 A1BW Converting, Inc.
- Winding device, method of replacing mandrel, and mandrel2 Jul 2026US 2026/0183817 A1Primetals Technologies Japan, Ltd.
- Apparatus for the production of inner assemblies and method thereof9 Apr 2026US 2026/0097920 A1G. D S.p.A.
Most cited
By later US patents
- Accumulator apparatus90US 4,168,776 AMapatent N.V. · 1979
- Rewinding machine for the formation of rolls or logs, and winding method88US 5,137,225 AFabio Perini S. P. A. · 1992
- Web winding apparatus and method85US 4,487,377 AFinanziaria Lucchese S.p.A. · 1984
- Apparatus and method for winding paper83US 6,036,137 AValmet-Karlstad AB · 2000
- Rewinding machine and method for the formation of logs of web material with means for severing the web material80US 5,979,818 AFabio Perini S. P. A. · 1999