• 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