B66D 1/40
Control devices
B66D1/40 (Control devices) appears on 746 US grants and 674 published applications in this corpus.
Search patents in B66D- Granted patents
- 746
- Published applications
- 674
- Assignees
- 432
- Inventors
- 1,455
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 19 | 0 |
| 1977 | 14 | 0 |
| 1978 | 14 | 0 |
| 1979 | 9 | 0 |
| 1980 | 14 | 0 |
| 1981 | 11 | 0 |
| 1982 | 9 | 0 |
| 1983 | 7 | 0 |
| 1984 | 8 | 0 |
| 1985 | 10 | 0 |
| 1986 | 8 | 0 |
| 1987 | 5 | 0 |
| 1988 | 6 | 0 |
| 1989 | 7 | 0 |
| 1990 | 5 | 0 |
| 1991 | 3 | 0 |
| 1992 | 4 | 0 |
| 1993 | 2 | 0 |
| 1994 | 4 | 0 |
| 1995 | 2 | 0 |
| 1996 | 4 | 0 |
| 1997 | 5 | 0 |
| 1998 | 5 | 0 |
| 1999 | 5 | 0 |
| 2000 | 7 | 0 |
| 2001 | 2 | 2 |
| 2002 | 7 | 3 |
| 2003 | 12 | 4 |
| 2004 | 2 | 10 |
| 2005 | 8 | 17 |
| 2006 | 8 | 5 |
| 2007 | 12 | 6 |
| 2008 | 7 | 10 |
| 2009 | 8 | 14 |
| 2010 | 11 | 13 |
| 2011 | 5 | 10 |
| 2012 | 9 | 15 |
| 2013 | 9 | 21 |
| 2014 | 12 | 19 |
| 2015 | 16 | 32 |
| 2016 | 20 | 43 |
| 2017 | 25 | 20 |
| 2018 | 39 | 48 |
| 2019 | 50 | 71 |
| 2020 | 56 | 65 |
| 2021 | 50 | 55 |
| 2022 | 57 | 45 |
| 2023 | 35 | 36 |
| 2024 | 40 | 48 |
| 2025 | 41 | 27 |
| 2026 | 18 | 35 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Moveable winch control system15 Sep 2026US 12,735,304 B2Bpg-Arrowhead Winch Inc.
- Gripping device30 Jun 2026US 12,668,421 B2Ocado Innovation Limited
- Hoist system and process implementing an emergency stopping brake2 Jun 2026US 12,643,775 B2Breeze-Eastern LLC
- Dual line drawworks2 Jun 2026US 12,644,341 B2Helmerich & Payne, Inc.
- Apparatus and method for controlling vehicle winch, and storage medium26 May 2026US 12,637,336 B2T-Max (Hangzhou) Technology Co., Ltd.
- 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
- Cordless winch30 Jul 2026US 2026/0217501 A1Milwaukee Electric Tool Corporation
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
- Modified rope tensioner95US 6,705,179 B1EJA Limited · 2004
- Electrically mediated angiogenesis84US 6,463,323 B1EM Vascular, Inc. · 2002
- Control system for drawworks operations74US 6,029,951 AVarco International, Inc. · 2000