Patent holdings for IPC class F03B 13/26

Total number of patents in this class: 711

10-year publication summary

100
71
71
52
55
47
53
78
45
20
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Voith Patent GmbH
2746
27
Tidal Generation Limited
36
24
Aktiebolaget SKF
3134
16
Minesto AB
32
16
OpenHydro IP Limited
35
15
Rolls-Royce PLC
3224
12
Mitsubishi Heavy Industries, Ltd.
9152
10
Verderg Ltd
31
10
Lone Gull Holdings, Ltd.
155
10
Tidalstream Limited
10
9
Hangzhou Lindong New Energy Technology Inc.
9
8
Korea Institute of Ocean Science & Technology
441
8
Differential Dynamics Corporation
25
7
Hangzhou LHD Institute of New Energy, LLC
14
7
Yourbrook Energy Systems Ltd.
8
7
Oceana Energy Company
24
6
Zhejiang Zhoushan LHD Energy Development Co., Ltd.
8
6
Sabella
12
6
Repetitive Energy Company Limited
6
6
Nova Innovation Ltd
6
6
Other owners 495