- All sections
- B - Performing operations; transporting
- B66C - Cranes; load-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: 624
10-year publication summary
|
34
|
32
|
35
|
59
|
58
|
64
|
71
|
81
|
77
|
32
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Tadano Ltd. | 467 |
84 |
| Liebherr-Werk Biberach GmbH | 193 |
31 |
| Konecranes Global Corporation | 484 |
28 |
| The School Corporation Kansai University | 150 |
17 |
| Trimble Navigation Limited | 701 |
16 |
| ABB Schweiz AG | 6321 |
12 |
| Siemens AG | 24990 |
10 |
| Kobelco Construction Machinery Co., Ltd. | 1048 |
10 |
| Liebherr-Werk Ehingen GmbH | 181 |
10 |
| Manitowoc Crane Companies, LLC | 173 |
10 |
| Cargotec Patenter AB | 39 |
9 |
| Cargotec Finland Oy | 48 |
8 |
| Hitachi Industrial Equipment Systems Co., Ltd. | 1334 |
8 |
| Palfinger AG | 206 |
8 |
| Schwing GmbH | 107 |
8 |
| Structural Services, Inc. | 16 |
8 |
| Zoomlion Heavy Industry Science and Technology Co., Ltd. | 344 |
8 |
| Elme Spreader AB | 27 |
7 |
| Indexator Rotator Systems AB | 38 |
7 |
| Versatile Natures Ltd. | 8 |
7 |
| Other owners | 318 |