- All sections
- B - Performing operations; transporting
- B66C - Cranes; load-engaging elements or devices for cranes, capstans, winches, or tackles
- B66C 13/50 - Applications of limit circuits or of limit-switch arrangements
Patent holdings for IPC class B66C 13/50
Total number of patents in this class: 38
10-year publication summary
|
0
|
7
|
6
|
3
|
2
|
4
|
1
|
6
|
2
|
2
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Magnetek, Inc. | 89 |
3 |
| Fives Services Inc. | 4 |
3 |
| China Aluminum International Engineering Corporation Limited | 81 |
2 |
| Xuzhou Heavy Machinery Co., Ltd. | 87 |
2 |
| Keppel LeTourneau USA, Inc. | 5 |
2 |
| Konecranes Global Oy | 14 |
2 |
| Brandt Industries Canada Limited | 35 |
2 |
| Honda Motor Co., Ltd. | 24537 |
1 |
| The Boeing Company | 19843 |
1 |
| Altec Industries, Inc. | 178 |
1 |
| Delaware Capital Formation, Inc. | 580 |
1 |
| Flaresun Fire Group, Inc. | 3 |
1 |
| KITO Corporation | 166 |
1 |
| Kobe Steel, Ltd. | 912 |
1 |
| Kobelco Cranes Co., Ltd. | 40 |
1 |
| Liko Research & Development AB | 128 |
1 |
| Manitowoc Crane Companies, LLC | 173 |
1 |
| Manitowoc Crane Group France SAS | 96 |
1 |
| Palfinger AG | 206 |
1 |
| Yantai Jereh Petroleum Equipment & Technologies Co., Ltd. | 396 |
1 |
| Other owners | 9 |