B66C 13/18
Control systems or devices
Official title: Control systems or devices (exclusively for rope, cable, or chain winding mechanisms B66D1/40)
B66C13/18 (Control systems or devices) appears on 1,382 US grants and 1,564 published applications in this corpus.
Search patents in B66C- Granted patents
- 1,382
- Published applications
- 1,564
- Assignees
- 638
- Inventors
- 2,854
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 13 | 0 |
| 1977 | 5 | 0 |
| 1978 | 3 | 0 |
| 1979 | 6 | 0 |
| 1980 | 3 | 0 |
| 1981 | 5 | 0 |
| 1982 | 2 | 0 |
| 1983 | 5 | 0 |
| 1984 | 5 | 0 |
| 1985 | 6 | 0 |
| 1986 | 3 | 0 |
| 1987 | 5 | 0 |
| 1988 | 7 | 0 |
| 1989 | 4 | 0 |
| 1990 | 4 | 0 |
| 1991 | 13 | 0 |
| 1992 | 11 | 0 |
| 1993 | 7 | 0 |
| 1994 | 10 | 0 |
| 1995 | 8 | 0 |
| 1996 | 6 | 0 |
| 1997 | 8 | 0 |
| 1998 | 14 | 0 |
| 1999 | 5 | 0 |
| 2000 | 11 | 0 |
| 2001 | 7 | 4 |
| 2002 | 11 | 15 |
| 2003 | 15 | 15 |
| 2004 | 9 | 15 |
| 2005 | 10 | 24 |
| 2006 | 17 | 11 |
| 2007 | 12 | 16 |
| 2008 | 13 | 21 |
| 2009 | 13 | 21 |
| 2010 | 13 | 25 |
| 2011 | 18 | 39 |
| 2012 | 19 | 35 |
| 2013 | 22 | 42 |
| 2014 | 39 | 55 |
| 2015 | 45 | 68 |
| 2016 | 56 | 68 |
| 2017 | 53 | 57 |
| 2018 | 61 | 86 |
| 2019 | 69 | 107 |
| 2020 | 95 | 130 |
| 2021 | 89 | 145 |
| 2022 | 89 | 150 |
| 2023 | 104 | 112 |
| 2024 | 146 | 118 |
| 2025 | 118 | 113 |
| 2026 | 70 | 72 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- B66C 13/46Position indicators for suspended loads or for crane elements557
- B66C 13/22For electric drives293
- B66C 13/40Applications of devices for transmitting control pulses284
- B66C 13/48Automatic control of crane drives for producing a single or repeated working264
- B66C 13/20For non-electric drives87
- B66C 13/50Applications of limit circuits or of limit-switch arrangements50
Recent patents
- System and method for determining position of a pipelayer boom6 Oct 2026US 12,753,051 B2Caterpillar Inc.
- Transferring unit, article transferring system, and control method of transferring unit29 Sep 2026US 12,747,107 B2Semes Co., Ltd.
- Crane and control method for slewing and traveling of a crane under no load while having a super-lift counterweight29 Sep 2026US 12,747,139 B2Xcmg Construction Machinery Co., Ltd. Building Machinery Co.
- Heave compensator enabling active heave counteraction15 Sep 2026US 12,735,302 B2Ernst-B. Johansen AS
- Article elevating device8 Sep 2026US 12,733,438 B2Daifuku Co., Ltd.
- Operating modes of an electric crane8 Oct 2026US 2026/0307509 A1
- Crane, a vehicle with a crane, a method to operate a crane, and circuitry to determine a use of a crane1 Oct 2026US 2026/0296840 A1Palfinger AG
- Operating a working equipment arrangement by transmitting an instruction1 Oct 2026US 2026/0296841 A1Hiab AB
- Early warning system of automatic inserting plate for hoisting rotor of large hydro-turbine generator set and early warning method thereof1 Oct 2026US 2026/0296842 A1China Yangtze Power Co., Ltd.
- Optical axis deviation angle correction device, crane, and optical axis deviation angle correction method1 Oct 2026US 2026/0301220 A1Tadano Ltd.
Most cited
By later US patents
- Cable array robot for material handling131US 6,826,452 B1The Penn State Research Foundation · 2004
- Articulated boom monitoring system102US 6,202,013 B1Schwing America, Inc. · 2001
- Assembly for programmed controlled handling and transporting of boxes, containers or the like86US 5,211,523 AInvestronica, S.A. · 1993
- Elevating system62US 5,361,565 A1994
- Crane safety devices and methods62US 6,744,372 B12004