- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F03B - Machines or engines for liquids
- F03B 15/02 - Controlling by varying liquid flow
Patent holdings for IPC class F03B 15/02
Total number of patents in this class: 55
10-year publication summary
|
1
|
8
|
4
|
10
|
11
|
5
|
6
|
4
|
3
|
0
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Voith Patent GmbH | 2727 |
4 |
| Massachusetts Institute of Technology | 9795 |
3 |
| Politecnico di Torino | 315 |
3 |
| Wave for Energy S.r.l | 5 |
3 |
| Differential Dynamics Corporation | 27 |
2 |
| IFP Energies Nouvelles | 2717 |
2 |
| Manymickle Ltd | 2 |
2 |
| General Electric Company | 18133 |
1 |
| Schlumberger Technology Corporation | 9690 |
1 |
| Schlumberger Canada Limited | 6913 |
1 |
| Schlumberger Technology B.v. | 4951 |
1 |
| Toshiba Corporation | 12017 |
1 |
| Daikin Industries, Ltd. | 9495 |
1 |
| Air Turbine Technology, Inc. | 24 |
1 |
| Alliance for Sustainable Energy, LLC | 698 |
1 |
| CETO IP Pty Ltd. | 7 |
1 |
| Energy Recovery, Inc. | 168 |
1 |
| Goodrich Corporation | 2081 |
1 |
| Hitachi Industrial Equipment Systems Co., Ltd. | 1334 |
1 |
| Korea Institute of Ocean Science & Technology | 353 |
1 |
| Other owners | 23 |