B66D 1/28
Rope, cable, or chain winding mechanisms: other constructional details
Official title: Other constructional details
B66D1/28 (Rope, cable, or chain winding mechanisms: other constructional details) appears on 1,431 US grants and 1,292 published applications in this corpus.
Search patents in B66D- Granted patents
- 1,431
- Published applications
- 1,292
- Assignees
- 691
- Inventors
- 2,496
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 35 | 0 |
| 1977 | 30 | 0 |
| 1978 | 23 | 0 |
| 1979 | 13 | 0 |
| 1980 | 20 | 0 |
| 1981 | 13 | 0 |
| 1982 | 14 | 0 |
| 1983 | 11 | 0 |
| 1984 | 15 | 0 |
| 1985 | 15 | 0 |
| 1986 | 13 | 0 |
| 1987 | 11 | 0 |
| 1988 | 11 | 0 |
| 1989 | 11 | 0 |
| 1990 | 10 | 0 |
| 1991 | 5 | 0 |
| 1992 | 7 | 0 |
| 1993 | 4 | 0 |
| 1994 | 12 | 0 |
| 1995 | 6 | 0 |
| 1996 | 7 | 0 |
| 1997 | 11 | 0 |
| 1998 | 16 | 0 |
| 1999 | 19 | 0 |
| 2000 | 11 | 0 |
| 2001 | 3 | 4 |
| 2002 | 17 | 9 |
| 2003 | 29 | 14 |
| 2004 | 9 | 17 |
| 2005 | 12 | 30 |
| 2006 | 24 | 16 |
| 2007 | 16 | 18 |
| 2008 | 16 | 23 |
| 2009 | 22 | 32 |
| 2010 | 24 | 27 |
| 2011 | 20 | 29 |
| 2012 | 24 | 38 |
| 2013 | 21 | 47 |
| 2014 | 29 | 52 |
| 2015 | 37 | 61 |
| 2016 | 39 | 73 |
| 2017 | 54 | 62 |
| 2018 | 75 | 101 |
| 2019 | 100 | 121 |
| 2020 | 118 | 97 |
| 2021 | 86 | 94 |
| 2022 | 79 | 79 |
| 2023 | 61 | 70 |
| 2024 | 74 | 75 |
| 2025 | 68 | 52 |
| 2026 | 31 | 51 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Cow—wire spooler6 Oct 2026US 12,753,052 B2Dish Wireless L. L. C.
- Moveable winch control system15 Sep 2026US 12,735,304 B2Bpg-Arrowhead Winch Inc.
- Forestry winch1 Sep 2026US 12,722,945 B2
- Plug-in rope guide protective shell14 Jul 2026US 12,679,704 B2T-Max (Hangzhou) Technology Co., Ltd.
- Gripping device30 Jun 2026US 12,668,421 B2Ocado Innovation Limited
- Load Stability Systems and Methods27 Aug 2026US 2026/0249992 A1
- Unmanned aerial vehicle delivery systems13 Aug 2026US 2026/0233837 A1Aero Velocity Inc.
- Method and system for compensating motion of a suspended object13 Aug 2026US 2026/0233977 A1Delta Laboratories Holding B.V.
- Winch management system13 Aug 2026US 2026/0233980 A1
- A Stern Roller Arrangement30 Jul 2026US 2026/0217335 A1Kongsberg Maritime AS
Most cited
By later US patents
- Method of actively controlling winch swing via modulated uptake and release324US 9,422,139 B1Google Inc. · 2016
- AC powered service rig160US 7,717,193 B2Nabors Canada · 2010
- Cable pulling device119US 4,635,875 A1987
- Modified rope tensioner95US 6,705,179 B1EJA Limited · 2004
- Wire rope spooling mechanism85US 3,980,252 AJohn T. Hepburn, Limited · 1976