- All sections
- B - Performing operationstransporting
- B66C - Cranesload-engaging elements or devices for cranes, capstans, winches, or tackles
- B66C 23/20 - Cranes comprising essentially a beam, boom or triangular structure acting as a cantilever and mounted for translatory or swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib cranes, derricks or tower cranes specially adapted for use in particular locations or for particular purposes with supporting couples provided by walls of buildings or like structures
Patent holdings for IPC class B66C 23/20
Total number of patents in this class: 279
10-year publication summary
|
20
|
22
|
20
|
24
|
32
|
20
|
32
|
28
|
34
|
19
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Vestas Wind Systems A/S | 3688 |
27 |
| LIFTRA IP ApS | 73 |
23 |
| Liebherr-Werk Biberach GmbH | 203 |
9 |
| Nordex Energy Spain, S.A.U. | 124 |
8 |
| Liftwerx Solutions Inc. | 33 |
8 |
| Itrec B.V. | 503 |
6 |
| Lagerwey Wind B.V. | 13 |
6 |
| Wobben Properties GmbH | 1218 |
6 |
| Siemens Gamesa Renewable Energy A/S | 1897 |
6 |
| Mammoet Holding B.V. | 33 |
5 |
| Siemens Gamesa Renewable Energy Innovation & Technology, S.L. | 332 |
5 |
| Matt's Arm, LLC | 8 |
5 |
| Skyrex AB | 26 |
5 |
| Sayfa R & D Pty Ltd | 78 |
4 |
| General Electric Renovables España, S.L. | 306 |
4 |
| Nordex Energy SE & Co. KG | 192 |
4 |
| Core Laboratories LP | 32 |
3 |
| Odin, LLC | 4 |
3 |
| GE Infrastructure Technology, LLC | 6247 |
3 |
| Professor Cargo, LLC | 6 |
3 |
| Other owners | 136 |