- All sections
- B - Performing operations; transporting
- B66C - Cranes; load-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: 307
10-year publication summary
|
26
|
29
|
24
|
33
|
29
|
38
|
37
|
30
|
31
|
10
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Itrec B.V. | 477 |
30 |
| Vestas Wind Systems A/S | 3459 |
20 |
| Siemens Gamesa Renewable Energy A/S | 1647 |
12 |
| LIFTRA IP ApS | 57 |
9 |
| LiftWerx Holdings Inc. | 42 |
9 |
| High Wind N.V. | 11 |
8 |
| Wobben Properties GmbH | 1207 |
8 |
| Lagerwey Wind B.V. | 13 |
6 |
| Liebherr-Werk Biberach GmbH | 193 |
6 |
| Carraha, Kimberly A. | 11 |
5 |
| Chin, Howard M. | 11 |
5 |
| Phoenix II A/S | 8 |
5 |
| Siemens AG | 24990 |
4 |
| Heerema Marine Contractors Nederland SE | 58 |
4 |
| Liebherr-Werk Ehingen GmbH | 181 |
4 |
| Skyrex AB | 26 |
4 |
| Illinois Tool Works Inc. | 11152 |
3 |
| Goodrich Corporation | 2081 |
3 |
| National Oilwell Varco, L.P. | 1604 |
3 |
| Vacuworx Global, LLC | 31 |
3 |
| Other owners | 156 |