- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- 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: 57
10-year publication summary
|
8
|
4
|
10
|
11
|
5
|
6
|
4
|
3
|
5
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Voith Patent GmbH | 2756 |
4 |
| Massachusetts Institute of Technology | 10030 |
3 |
| Politecnico di Torino | 349 |
3 |
| Wave for Energy S.r.l | 5 |
3 |
| Schlumberger Technology Corporation | 10662 |
2 |
| Alliance for Sustainable Energy, LLC | 796 |
2 |
| Differential Dynamics Corporation | 25 |
2 |
| Goodrich Corporation | 2111 |
2 |
| IFP Energies Nouvelles | 2942 |
2 |
| GE Renewable Technologies | 104 |
2 |
| Manymickle Ltd | 2 |
2 |
| General Electric Company | 13829 |
1 |
| Schlumberger Canada Limited | 7273 |
1 |
| Schlumberger Technology B.v. | 5161 |
1 |
| Toshiba Corporation | 12317 |
1 |
| Daikin Industries, Ltd. | 9973 |
1 |
| CETO IP Pty Ltd. | 7 |
1 |
| Energy Recovery, Inc. | 176 |
1 |
| Hitachi Industrial Equipment Systems Co., Ltd. | 1453 |
1 |
| Korea Institute of Ocean Science & Technology | 420 |
1 |
| Other owners | 21 |