- All sections
- B - Performing operationstransporting
- B66C - Cranesload-engaging elements or devices for cranes, capstans, winches, or tackles
- B66C 23/18 - 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
Patent holdings for IPC class B66C 23/18
Total number of patents in this class: 369
10-year publication summary
|
24
|
33
|
29
|
37
|
40
|
32
|
37
|
40
|
31
|
16
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Itrec B.V. | 504 |
45 |
| Vestas Wind Systems A/S | 3796 |
23 |
| LIFTRA IP ApS | 89 |
17 |
| Siemens Gamesa Renewable Energy A/S | 1960 |
16 |
| Liftwerx Solutions Inc. | 40 |
9 |
| Wobben Properties GmbH | 1219 |
8 |
| Heerema Marine Contractors Nederland SE | 59 |
6 |
| Lagerwey Wind B.V. | 13 |
6 |
| Liebherr-Werk Biberach GmbH | 213 |
6 |
| High Wind N.V. | 8 |
5 |
| LiftWerx Holdings Inc. | 17 |
5 |
| Dolfines | 6 |
5 |
| Phoenix II A/S | 10 |
5 |
| Enabl A/S | 17 |
5 |
| Skyrex AB | 26 |
5 |
| Siemens AG | 24033 |
4 |
| Liebherr-Werk Ehingen GmbH | 196 |
4 |
| National Oilwell Varco, L.P. | 1698 |
4 |
| Deme Offshore BE NV | 48 |
4 |
| Delta Laboratories Holding B.V. | 16 |
4 |
| Other owners | 183 |