B65H 2301/4171
Handling web roll
B65H2301/4171 (Handling web roll) appears on 429 US grants and 169 published applications in this corpus.
Search patents in B65H- Granted patents
- 429
- Published applications
- 169
- Assignees
- 261
- Inventors
- 710
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 6 | 0 |
| 1977 | 2 | 0 |
| 1978 | 4 | 0 |
| 1979 | 9 | 0 |
| 1980 | 9 | 0 |
| 1981 | 6 | 0 |
| 1982 | 5 | 0 |
| 1983 | 6 | 0 |
| 1984 | 11 | 0 |
| 1985 | 7 | 0 |
| 1986 | 12 | 0 |
| 1987 | 11 | 0 |
| 1988 | 16 | 0 |
| 1989 | 17 | 0 |
| 1990 | 23 | 0 |
| 1991 | 12 | 0 |
| 1992 | 3 | 0 |
| 1993 | 20 | 0 |
| 1994 | 19 | 0 |
| 1995 | 17 | 0 |
| 1996 | 18 | 0 |
| 1997 | 15 | 0 |
| 1998 | 14 | 0 |
| 1999 | 11 | 0 |
| 2000 | 12 | 0 |
| 2001 | 11 | 3 |
| 2002 | 11 | 7 |
| 2003 | 9 | 17 |
| 2004 | 13 | 4 |
| 2005 | 7 | 7 |
| 2006 | 4 | 4 |
| 2007 | 3 | 1 |
| 2008 | 0 | 0 |
| 2009 | 1 | 6 |
| 2010 | 1 | 5 |
| 2011 | 5 | 4 |
| 2012 | 1 | 3 |
| 2013 | 6 | 1 |
| 2014 | 1 | 1 |
| 2015 | 2 | 7 |
| 2016 | 2 | 7 |
| 2017 | 2 | 10 |
| 2018 | 9 | 4 |
| 2019 | 7 | 5 |
| 2020 | 5 | 8 |
| 2021 | 4 | 11 |
| 2022 | 10 | 6 |
| 2023 | 7 | 10 |
| 2024 | 6 | 23 |
| 2025 | 7 | 8 |
| 2026 | 10 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Transport apparatus for supply rolls with packaging material wound thereon22 Sep 2026US 12,741,841 B2Krones Aktiengellschaft
- Automatic roll-replacing apparatus4 Aug 2026US 12,698,174 B2Wuxi Intelligent Equipment Co. Ltd.
- Automatic transfer supply equipment for roll-type material21 Jul 2026US 12,686,581 B2LG Energy Solution, Ltd.
- System and method for building a roll of material9 Jun 2026US 12,649,639 B2Kimberly-Clark Worldwide, Inc.
- Device and method for weighing a spool2 Jun 2026US 12,644,755 B2Valmet Corporation
- Replacement apparatus for film reels and wrapping machine6 Aug 2026US 2026/0225840 A1Aetna Group S.P.A.
- Electrode Roll Replacement System6 Aug 2026US 2026/0225841 A1LG Energy Solution, Ltd.
- Memory device and method for forming the same30 Jul 2026US 2026/0223690 A1Yangtze Memory Technologies Co., Ltd.
- Apparatus and method for changing reels in electrochemical cell production18 Jun 2026US 2026/0167447 A1G. D S.p.A.
- Systems and methods for wrapping coils4 Jun 2026US 2026/0152305 A1Signode India Ltd.
Most cited
By later US patents
- Apparatus for splicing successive web rolls to feed a web into a rotary press or the like104US 4,543,152 ADai Nippon Insatsu Kabushiki Kaisha · 1985
- Rewinding machine for the formation of rolls or logs, and winding method88US 5,137,225 AFabio Perini S. P. A. · 1992
- Flexible sheet material dispenser with automatic roll transferring mechanism82US 4,944,466 AGeorgia-Pacific Corporation · 1990
- Apparatus for handling rolls of web material79US 5,265,999 AEastman Kodak Company · 1993
- High bulk tissue web68US 6,440,268 B1Kimberly-Clark Worldwide, Inc. · 2002