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  • B - Performing operationstransporting
  • B66C - Cranesload-engaging elements or devices for cranes, capstans, winches, or tackles
  • B66C 11/04 - Underhung trolleys

Patent holdings for IPC class B66C 11/04

Total number of patents in this class: 51

10-year publication summary

4
3
5
3
3
7
2
2
6
4
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Konecranes Global Corporation
483
11
Konecranes (Shanghai) Company Ltd.
7
4
Murata Machinery, Ltd.
1595
3
Pratt & Whitney Canada Corp.
5479
2
China University of Mining and Technology
1308
2
Daifuku Co., Ltd.
1081
2
Xuzhou Coal Mine Safety Equipment Manufacture Co., Ltd.
24
2
CRRC Yangtze Co., Ltd.
84
2
Huadian Lanco Technologies Co., Ltd.
2
2
Changzhou Development & Manufacture Centre Co., Ltd.
3
2
Rtx Corporation
10102
2
KITO Corporation
184
1
Konecranes plc
48
1
Semes Co., Ltd.
1678
1
Taiyuan University of Technology
313
1
Mitsui E&S Machinery Co., Ltd.
41
1
Huadian Heavy Industries Co., Ltd.
7
1
UpClimber
1
1
Qingdao New Qianwan Container Terminal Co., Ltd.
23
1
Qingdao Port International Co., Ltd.
34
1
Other owners 8

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