- All sections
- B - Performing operationstransporting
- B66C - Cranesload-engaging elements or devices for cranes, capstans, winches, or tackles
- B66C 23/66 - Outer or upper end constructions
Patent holdings for IPC class B66C 23/66
Total number of patents in this class: 87
10-year publication summary
|
6
|
7
|
10
|
6
|
6
|
9
|
7
|
6
|
10
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Itrec B.V. | 502 |
14 |
| Liebherr-Werk Ehingen GmbH | 186 |
7 |
| TT Technologies, Inc. | 150 |
6 |
| Kobelco Construction Machinery Co., Ltd. | 1128 |
4 |
| Quanta Associates, L.P. | 426 |
4 |
| Xuzhou Heavy Machinery Co., Ltd. | 97 |
4 |
| Zoomlion Heavy Industry Science and Technology Co., Ltd. | 369 |
4 |
| Hunan Zoomlion Special Vehicle Co., Ltd. | 361 |
3 |
| Tadano Ltd. | 492 |
3 |
| Altec Industries, Inc. | 196 |
2 |
| LIFTRA IP ApS | 70 |
2 |
| Deere & Company | 7488 |
1 |
| JLG Industries, Inc. | 254 |
1 |
| Kobelco Cranes Co., Ltd. | 32 |
1 |
| Kundel Industries, Inc. | 19 |
1 |
| Liebherr-Werk Biberach GmbH | 201 |
1 |
| Linden Comansa, S.L. | 16 |
1 |
| Macgregor Norway AS | 43 |
1 |
| Maeda Seisakusho Co., Ltd. | 20 |
1 |
| Miller Industries Towing Equipment Inc. | 74 |
1 |
| Other owners | 25 |