- All sections
- B - Performing operationstransporting
- B66C - Cranesload-engaging elements or devices for cranes, capstans, winches, or tackles
- B66C 13/04 - Auxiliary devices for controlling movements of suspended loads, or for preventing cable slack
Patent holdings for IPC class B66C 13/04
Total number of patents in this class: 123
10-year publication summary
|
12
|
10
|
17
|
14
|
9
|
15
|
7
|
12
|
7
|
3
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Safelink AS | 10 |
8 |
| Liebherr-Werk Nenzing GmbH | 100 |
5 |
| Hornet Acquisitionco, LLC | 83 |
5 |
| Konecranes Global Corporation | 488 |
4 |
| Frigid Fluid Company | 23 |
3 |
| Grant Prideco, Inc. | 458 |
3 |
| Itrec B.V. | 506 |
3 |
| ABB Schweiz AG | 7761 |
2 |
| Hans Künz GmbH | 32 |
2 |
| J. Ray McDermott, S.A. | 64 |
2 |
| Kongsberg Maritime AS | 132 |
2 |
| Murata Machinery, Ltd. | 1621 |
2 |
| National Oilwell Varco Norway AS | 107 |
2 |
| Optilift AS | 5 |
2 |
| Western Mechanical Electrical Millwright Services Limited | 4 |
2 |
| TONGMYONG UNIVERSITY, Industrial-Academic Cooperation Foundation | 21 |
2 |
| Vita Inclinata IP Holdings LLC | 68 |
2 |
| Samsung Electronics Co., Ltd. | 159473 |
1 |
| General Electric Company | 14010 |
1 |
| Deere & Company | 8229 |
1 |
| Other owners | 69 |