B65H 23/182
In unwinding mechanisms or in connection with unwinding operations
Official title: in unwinding mechanisms or in connection with unwinding operations
B65H23/182 (In unwinding mechanisms or in connection with unwinding operations) appears on 186 US grants and 194 published applications in this corpus.
Search patents in B65H- Granted patents
- 186
- Published applications
- 194
- Assignees
- 128
- Inventors
- 398
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 3 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 3 | 0 |
| 1987 | 5 | 0 |
| 1988 | 2 | 0 |
| 1989 | 6 | 0 |
| 1990 | 3 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 3 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 2 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 1 |
| 2002 | 4 | 1 |
| 2003 | 0 | 1 |
| 2004 | 1 | 8 |
| 2005 | 3 | 3 |
| 2006 | 4 | 3 |
| 2007 | 2 | 1 |
| 2008 | 3 | 1 |
| 2009 | 0 | 1 |
| 2010 | 0 | 1 |
| 2011 | 0 | 3 |
| 2012 | 0 | 12 |
| 2013 | 1 | 8 |
| 2014 | 12 | 9 |
| 2015 | 6 | 13 |
| 2016 | 7 | 7 |
| 2017 | 9 | 11 |
| 2018 | 6 | 16 |
| 2019 | 15 | 15 |
| 2020 | 9 | 11 |
| 2021 | 10 | 11 |
| 2022 | 7 | 11 |
| 2023 | 14 | 12 |
| 2024 | 11 | 14 |
| 2025 | 7 | 9 |
| 2026 | 9 | 11 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Enhanced dynamic braking algorithm for tape storage device15 Sep 2026US 12,738,297 B2International Business Machines Corporation
- Printers and encoders14 Jul 2026US 12,679,116 B2Hewlett-Packard Development Company, L. P.
- Compound equipment of latex-free tufted carpet19 May 2026US 12,630,954 B2Binzhou Oriental Carpet Co., Ltd.
- Machine for producing laminar products made of paper material, in particular packages of napkins, tissues or similar products and related production method14 Apr 2026US 12,600,595 B2Valmet Tissue Converting S.p.A.
- Packaging device, wound body, core tube, method for manufacturing wound body, and wound material7 Apr 2026US 12,595,086 B2Takazono Corporation
- Stacking machine17 Sep 2026US 2026/0274605 A1Wuxi Lead Intelligent Equipment Co., Ltd.
- Print device, transport device, pinch roller, print system, and transport method13 Aug 2026US 2026/0233512 A1Mimaki Engineering Co., Ltd.
- Film supply device and bag-making-packaging machine9 Jul 2026US 2026/0192959 A1Ishida Co., Ltd.
- Film free end control apparatus and method for a stretch wrapping machine4 Jun 2026US 2026/0152309 A1
- Electrode Notching Apparatus and Electrode Manufacturing16 Apr 2026US 2026/0106132 A1LG Energy Solution, Ltd.
Most cited
By later US patents
- Method and apparatus for controlling web tension by actively controlling velocity and acceleration of a dancer roll120US 6,314,333 B1Kimberly-Clark Worldwide, Inc. · 2001
- Controlling web tension, and accumulating lengths of web, by actively controlling velocity and acceleration of a festoon72US 6,473,669 B2Kimberly-Clark Worldwide, Inc. · 2002
- Phasing control system for web having variable repeat length portions43US 4,781,317 AAdolph Coors Company · 1988
- Roll support and feed apparatus34US 4,893,763 ARoll Systems, Inc. · 1990
- Zero tension web unwinder apparatus and method31US 5,709,352 AR. J. Reynolds Tobacco Company · 1998