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  • All sections
  • E - Fixed constructions
  • E02C - Ship-lifting devices or mechanisms
  • E02C 5/00 - Mechanisms for lifting ships vertically

Patent holdings for IPC class E02C 5/00

Total number of patents in this class: 44

10-year publication summary

1
3
1
2
4
3
1
0
5
0
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
China Gezhouba Group Company Limited
10
6
Gezhouba Group Mechanical & Electrical Construction Co., Ltd
5
5
Sunstream Corporation
32
3
Bardex Corporation
51
2
China Institute of Water Resources and Hydropower Research
99
2
Huaneng Lancang River Hydropower Inc.
38
2
Power China Kunming Engineering Corporation Limited
2
2
China Gezhouba Group Mechanical & Electrical Construction Co., Ltd.
2
2
Keppel Offshore & Marine USA, Inc.
3
1
Pearlson Shiplift Corporation
2
1
Pier of d'Nort Corp.
1
1
Sichuan University
611
1
Technip France
690
1
Xi'an Jiaotong University
710
1
Xihua University
34
1
Zhejiang Ocean University
54
1
Shanghai Maritime University
96
1
Nanjing Hydraulic Research Institute
38
1
China Three Gorges Corporation
212
1
Dong-A Hi-Tech LLC
1
1
Other owners 8

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