- 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: 287
10-year publication summary
|
22
|
20
|
24
|
32
|
20
|
32
|
28
|
34
|
27
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Vestas Wind Systems A/S | 3723 |
28 |
| LIFTRA IP ApS | 80 |
25 |
| Liebherr-Werk Biberach GmbH | 206 |
9 |
| Liftwerx Solutions Inc. | 39 |
9 |
| Nordex Energy Spain, S.A.U. | 135 |
8 |
| Itrec B.V. | 503 |
7 |
| Lagerwey Wind B.V. | 13 |
6 |
| Mammoet Holding B.V. | 34 |
6 |
| Wobben Properties GmbH | 1221 |
6 |
| Siemens Gamesa Renewable Energy A/S | 1915 |
6 |
| Siemens Gamesa Renewable Energy Innovation & Technology, S.L. | 332 |
5 |
| Matt's Arm, LLC | 8 |
5 |
| Sayfa R & D Pty Ltd | 83 |
4 |
| Nordex Energy SE & Co. KG | 208 |
4 |
| Skyrex AB | 25 |
4 |
| Core Laboratories LP | 33 |
3 |
| Odin, LLC | 4 |
3 |
| GE Infrastructure Technology, LLC | 6199 |
3 |
| Professor Cargo, LLC | 6 |
3 |
| Nekkar ASA | 15 |
3 |
| Other owners | 140 |