- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F03B - Machines or engines for liquids
- F03B 13/10 - Submerged units incorporating electric generators or motors
Patent holdings for IPC class F03B 13/10
Total number of patents in this class: 683
10-year publication summary
|
125
|
102
|
100
|
72
|
70
|
60
|
55
|
48
|
38
|
11
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Minesto AB | 31 |
15 |
| Voith Patent GmbH | 2727 |
15 |
| Atlantis Resources Corporation Pte Limited | 21 |
14 |
| Ocean Power Technologies, Inc. | 80 |
12 |
| Mitsubishi Heavy Industries, Ltd. | 8217 |
9 |
| Lone Gull Holdings, Ltd. | 81 |
8 |
| Sustainable Marine Energy Limited | 25 |
7 |
| Liquid Robotics, Inc. | 53 |
6 |
| Pliant Energy Systems LLC | 21 |
6 |
| Tidal Generation Limited | 38 |
5 |
| Verterra Energy Inc. | 8 |
5 |
| EIP Technologies, Inc. | 13 |
5 |
| Ocean Renewable Power Company, Inc. | 16 |
5 |
| Rolls-Royce PLC | 2944 |
4 |
| NTN Corporation | 5008 |
4 |
| Aktiebolaget SKF | 2700 |
4 |
| Columbia Power Technologies, Inc. | 19 |
4 |
| GE Energy Power Conversion Technology Ltd | 407 |
4 |
| GE Energy (UK) Limited | 5 |
4 |
| IHI Corporation | 3268 |
4 |
| Other owners | 543 |