B65H 23/06
By retarding devices
Official title: by retarding devices, e.g. acting on web-roll spindle
B65H23/06 (By retarding devices) appears on 434 US grants and 298 published applications in this corpus.
Search patents in B65H- Granted patents
- 434
- Published applications
- 298
- Assignees
- 292
- Inventors
- 755
- Latest grant
- 21 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 13 | 0 |
| 1977 | 11 | 0 |
| 1978 | 3 | 0 |
| 1979 | 6 | 0 |
| 1980 | 7 | 0 |
| 1981 | 6 | 0 |
| 1982 | 9 | 0 |
| 1983 | 5 | 0 |
| 1984 | 6 | 0 |
| 1985 | 5 | 0 |
| 1986 | 6 | 0 |
| 1987 | 9 | 0 |
| 1988 | 6 | 0 |
| 1989 | 3 | 0 |
| 1990 | 6 | 0 |
| 1991 | 4 | 0 |
| 1992 | 2 | 0 |
| 1993 | 8 | 0 |
| 1994 | 6 | 0 |
| 1995 | 12 | 0 |
| 1996 | 9 | 0 |
| 1997 | 6 | 0 |
| 1998 | 11 | 0 |
| 1999 | 17 | 0 |
| 2000 | 12 | 0 |
| 2001 | 12 | 4 |
| 2002 | 11 | 12 |
| 2003 | 11 | 10 |
| 2004 | 4 | 25 |
| 2005 | 7 | 8 |
| 2006 | 12 | 11 |
| 2007 | 8 | 11 |
| 2008 | 13 | 4 |
| 2009 | 4 | 10 |
| 2010 | 2 | 3 |
| 2011 | 5 | 14 |
| 2012 | 8 | 4 |
| 2013 | 2 | 8 |
| 2014 | 6 | 6 |
| 2015 | 9 | 9 |
| 2016 | 11 | 13 |
| 2017 | 6 | 12 |
| 2018 | 11 | 21 |
| 2019 | 19 | 20 |
| 2020 | 20 | 25 |
| 2021 | 15 | 15 |
| 2022 | 10 | 6 |
| 2023 | 17 | 16 |
| 2024 | 4 | 16 |
| 2025 | 15 | 7 |
| 2026 | 4 | 8 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Tooling apparatus and method for applying material to a pre-formed insert21 Jul 2026US 12,686,582 B2Tiara Yachts, Inc.
- Roll dispenser for supporting roll of packaging material14 Apr 2026US 12,600,589 B2Pregis LLC
- Hand dispenser for stretch wrap comprised of paper or cardboard7 Apr 2026US 12,595,146 B2Broadway Holdings I, LLC
- Winding and unwinding apparatus, and preparation system of electrode plate10 Mar 2026US 12,570,489 B2Contemporary Amperex Technology (Hong Kong) Limited
- Dispensing system and a dispenser11 Nov 2025US 12,466,686 B2Wrapex Limited
- Brake system and method for a dunnage conversion machine16 Jul 2026US 2026/0200198 A1Ranpak Corp.
- Film supply device and bag-making-packaging machine9 Jul 2026US 2026/0192959 A1Ishida Co., Ltd.
- Slit Sheet Tensioning Device18 Jun 2026US 2026/0166840 A1HexcelPack, LLC
- Rope tensioner16 Apr 2026US 2026/0103358 A1Zhejiang All Road Industrial Co., Ltd.
- Method for Winding a Winding Material via a Brake Roller onto a Winding Body having a Non-Circular Cross Section26 Mar 2026US 2026/0084922 A1Siemens Aktiengesellschaft
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
- Apparatus for application of plastics stretch films77US 4,248,392 A1981
- 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
- Apparatus for producing an image on a first side of a substrate and a mirror image on a second side of the substrate62US 5,801,721 ASigntech USA, Ltd. · 1998
- Rolled web dispenser and cutting apparatus60US 6,079,305 AKimberly-Clark Worldwide, Inc. · 2000