- All sections
- B - Performing operationstransporting
- B66C - Cranesload-engaging elements or devices for cranes, capstans, winches, or tackles
- B66C 23/28 - 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 for use on building sitesCranes 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 constructed, e.g. with separable parts, to facilitate rapid assembly or dismantling, for operation at successively higher levels, for transport by road or rail constructed to operate at successively higher levels
Patent holdings for IPC class B66C 23/28
Total number of patents in this class: 104
10-year publication summary
|
2
|
12
|
2
|
3
|
7
|
11
|
15
|
11
|
7
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Liebherr-Werk Biberach GmbH | 214 |
16 |
| Itrec B.V. | 504 |
5 |
| Energy Vault, Inc. | 97 |
5 |
| Kraniac Inc. | 6 |
4 |
| Nekkar ASA | 16 |
4 |
| Trimble Navigation Limited | 496 |
3 |
| The Chugoku Electric Power Co., Inc. | 511 |
3 |
| Manitowoc Crane Group France SAS | 110 |
3 |
| Sanwa Tekki Corporation | 9 |
3 |
| China State Construction Engineering Corporation Limited | 26 |
3 |
| Gakunan Construction Co., Ltd. | 3 |
3 |
| Zoomlion Construction Hoisting Machinery Co., Ltd. | 28 |
3 |
| Brunkeberg Systems AB | 26 |
2 |
| Changsha Zoomlion Heavy Industry Science and Technology Development Co., Ltd. | 194 |
2 |
| Hunan Zoomlion Special Vehicle Co., Ltd. | 361 |
2 |
| Kobelco Construction Machinery Co., Ltd. | 1213 |
2 |
| Konecranes Global Corporation | 484 |
2 |
| Konecranes plc | 48 |
2 |
| Liebherr-Werk Ehingen GmbH | 197 |
2 |
| Terex South Dakota, Inc. | 167 |
2 |
| Other owners | 33 |