- All sections
- B - Performing operationstransporting
- B66C - Cranesload-engaging elements or devices for cranes, capstans, winches, or tackles
- B66C 13/46 - Position indicators for suspended loads or for crane elements
Patent holdings for IPC class B66C 13/46
Total number of patents in this class: 764
10-year publication summary
|
35
|
59
|
58
|
64
|
75
|
81
|
80
|
71
|
68
|
35
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Tadano Ltd. | 508 |
90 |
| Liebherr-Werk Biberach GmbH | 214 |
36 |
| Konecranes Global Corporation | 483 |
34 |
| The School Corporation Kansai University | 178 |
17 |
| Trimble Navigation Limited | 498 |
16 |
| Palfinger AG | 274 |
16 |
| ABB Schweiz AG | 7607 |
15 |
| Kobelco Construction Machinery Co., Ltd. | 1210 |
15 |
| Structural Services, Inc. | 26 |
15 |
| Siemens AG | 24029 |
13 |
| Vita Inclinata IP Holdings LLC | 68 |
12 |
| Liebherr-Werk Ehingen GmbH | 197 |
11 |
| Sumitomo Heavy Industries, Ltd. | 2112 |
11 |
| Manitowoc Crane Companies, LLC | 180 |
10 |
| Cargotec Patenter AB | 32 |
9 |
| Versatile Natures Ltd. | 11 |
9 |
| Hitachi Industrial Equipment Systems Co., Ltd. | 1541 |
8 |
| Schwing GmbH | 122 |
8 |
| Zoomlion Heavy Industry Science and Technology Co., Ltd. | 407 |
8 |
| Gogou Co., Ltd. | 21 |
7 |
| Other owners | 404 |