B65H 23/1806
In reel-to-reel type web winding and unwinding mechanism
Official title: {in reel-to-reel type web winding and unwinding mechanism, e.g. mechanism acting on web-roll spindle}
B65H23/1806 (In reel-to-reel type web winding and unwinding mechanism) appears on 120 US grants and 100 published applications in this corpus.
Search patents in B65H- Granted patents
- 120
- Published applications
- 100
- Assignees
- 90
- Inventors
- 263
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 2 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 0 | 0 |
| 1982 | 2 | 0 |
| 1983 | 2 | 0 |
| 1984 | 4 | 0 |
| 1985 | 2 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 3 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 4 | 0 |
| 1994 | 3 | 0 |
| 1995 | 2 | 0 |
| 1996 | 4 | 0 |
| 1997 | 5 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 1 | 0 |
| 2004 | 0 | 3 |
| 2005 | 1 | 0 |
| 2006 | 1 | 1 |
| 2007 | 0 | 3 |
| 2008 | 0 | 2 |
| 2009 | 1 | 2 |
| 2010 | 4 | 1 |
| 2011 | 1 | 2 |
| 2012 | 4 | 3 |
| 2013 | 1 | 1 |
| 2014 | 1 | 3 |
| 2015 | 2 | 7 |
| 2016 | 6 | 5 |
| 2017 | 2 | 10 |
| 2018 | 7 | 10 |
| 2019 | 9 | 6 |
| 2020 | 5 | 5 |
| 2021 | 7 | 8 |
| 2022 | 5 | 3 |
| 2023 | 4 | 4 |
| 2024 | 3 | 5 |
| 2025 | 5 | 10 |
| 2026 | 6 | 6 |
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
- Media application system with autonomous media replenishment28 Jul 2026US 12,691,697 B2Zebra Technologies Corporation
- Rewinding machine and method for controlling the speed of the motors in a rewinding machine7 Jul 2026US 12,673,838 B2Andritz Pulp & Paper Italy S.R.L.
- Electrode material winding apparatus30 Jun 2026US 12,668,447 B2LG Electronics Inc.
- Paper web winding: roll quality improvement through the maximization of coupling between drive rolls and driven built paper roll12 May 2026US 12,623,874 B1
- Adhesive-based robot gripper8 Oct 2026US 2026/0307274 A1Pickommerce Ai Robotics Ltd
- Process controller, roll map generating system including process controller, and roll map generating method using process controller10 Sep 2026US 2026/0265012 A1LG Energy Solution, Ltd.
- Roll to roll machine and methods of gage repeatability and reproducibility25 Jun 2026US 2026/0176096 A1GM Global Technology Operations LLC
- Substrate alignment18 Jun 2026US 2026/0166898 A1Hewlett-Packard Development Company, L. P.
- Winding system and winding method thereof14 May 2026US 2026/0131993 A1Contemporary Amperex Technology Co., Limited
Most cited
By later US patents
- Method and apparatus for controlling tension in tape progressed along a feed path66US 4,788,558 AIntermec Corporation · 1988
- Tape drive and printing apparatus51US 7,150,572 B2Zippher Limited · 2006
- Ribbon tension control with dynamic braking and variable current sink38US 5,490,638 AInternational Business Machines Corporation · 1996
- Step motor drive30US 4,479,081 AGeneral Electric Company · 1984
- Ribbon tension control28US 4,573,645 AGenicom Corporation · 1986