- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F03B - Machines or engines for liquids
- F03B 13/20 - Adaptations of machines or engines for special use; Combinations of machines or engines with driving or driven apparatus; Power stations or aggregates characterised by using wave or tide energy using wave energy using the relative movement between a wave-operated member and another member wherein both members are movable relative to the sea bed or shore
Patent holdings for IPC class F03B 13/20
Total number of patents in this class: 355
10-year publication summary
|
44
|
41
|
41
|
43
|
41
|
29
|
27
|
30
|
31
|
14
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Marine Power Systems Ltd | 40 |
18 |
| Lone Gull Holdings, Ltd. | 81 |
18 |
| Murtech, Inc. | 27 |
16 |
| Liquid Robotics, Inc. | 53 |
14 |
| Ocean Power Technologies, Inc. | 80 |
10 |
| Oscilla Power Inc. | 43 |
10 |
| Wello Oy | 17 |
8 |
| Columbia Power Technologies, Inc. | 19 |
7 |
| ENI S.p.A. | 1241 |
5 |
| Gwave LLC | 14 |
5 |
| Jospa Limited | 8 |
5 |
| Politecnico di Torino | 315 |
5 |
| Mocean Energy Ltd. | 5 |
5 |
| Wave for Energy S.r.l | 5 |
5 |
| Guangzhou Institute of Energy Conversion, Chinese Academy of Sciences | 195 |
4 |
| University of Massachusetts | 2130 |
4 |
| Wavebob Limited | 5 |
4 |
| Waves Ruiz | 4 |
4 |
| Massachusetts Institute of Technology | 9795 |
3 |
| Alliance for Sustainable Energy, LLC | 698 |
3 |
| Other owners | 202 |