- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F03B - Machines or engines for liquids
- F03B 15/00 - Controlling
Patent holdings for IPC class F03B 15/00
Total number of patents in this class: 252
10-year publication summary
|
27
|
35
|
33
|
22
|
24
|
24
|
14
|
13
|
23
|
12
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| GE Renewable Technologies | 105 |
11 |
| Flower Turbines Inc. | 29 |
11 |
| Voith Patent GmbH | 2759 |
10 |
| IFP Energies Nouvelles | 2933 |
9 |
| Ingine, Inc. | 36 |
9 |
| National Technology & Engineering Solutions of Sandia, LLC | 1899 |
7 |
| Robert Bosch GmbH | 42689 |
6 |
| Michigan Technological University | 155 |
5 |
| Minesto AB | 33 |
5 |
| EIP Technologies, Inc. | 12 |
5 |
| Toshiba Corporation | 12336 |
4 |
| Aw-energy Oy | 44 |
4 |
| Ocean Motion Technologies, Inc. | 10 |
4 |
| Rolls-Royce PLC | 3094 |
3 |
| Bardex Corporation | 51 |
3 |
| Korea Institute of Ocean Science & Technology | 420 |
3 |
| National Oilwell Varco, L.P. | 1671 |
3 |
| OpenHydro IP Limited | 35 |
3 |
| South Dakota Board of Regents | 187 |
3 |
| Composite Hydraulic Turbine Ottawa Inc. | 6 |
3 |
| Other owners | 141 |