- All sections
- B - Performing operations; transporting
- B66C - Cranes; load-engaging elements or devices for cranes, capstans, winches, or tackles
- B66C 23/82 - Luffing gear
Patent holdings for IPC class B66C 23/82
Total number of patents in this class: 241
10-year publication summary
11
|
17
|
9
|
28
|
36
|
22
|
22
|
25
|
10
|
5
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Liebherr-Werk Ehingen GmbH | 181 |
23 |
Kobelco Construction Machinery Co., Ltd. | 1048 |
21 |
Itrec B.V. | 477 |
18 |
Tadano Demag GmbH | 86 |
18 |
Manitowoc Crane Companies, LLC | 173 |
14 |
Liebherr-Werk Biberach GmbH | 193 |
10 |
Wolffkran Holding AG | 40 |
9 |
Tadano Ltd. | 467 |
8 |
Manitowoc Crane Group France SAS | 96 |
7 |
Terex Global GmbH | 23 |
7 |
Kobelco Cranes Co., Ltd. | 40 |
6 |
Cabin Air Group B.V. | 17 |
6 |
Hunan Zoomlion Special Vehicle Co., Ltd. | 361 |
5 |
Xuzhou Heavy Machinery Co., Ltd. | 87 |
4 |
Zoomlion Heavy Industry Science and Technology Co., Ltd. | 344 |
4 |
Grove U.S. L.L.C. | 33 |
3 |
Liebherr-Werk Nenzing GmbH | 82 |
3 |
Raadgevend Ingenieursburo F. Koch B.V. | 6 |
3 |
Terex Demag GmbH | 20 |
3 |
Sucof B.V. | 3 |
3 |
Other owners | 66 |