- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F03B - Machines or engines for liquids
- F03B 15/16 - Regulating, i.e. acting automatically by power output
Patent holdings for IPC class F03B 15/16
Total number of patents in this class: 23
10-year publication summary
|
7
|
5
|
4
|
5
|
1
|
2
|
1
|
2
|
2
|
1
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Daikin Industries, Ltd. | 9495 |
5 |
| Electricite de France | 695 |
4 |
| NTN Corporation | 5008 |
1 |
| Emrgy, Inc. | 13 |
1 |
| Franklin Empire | 6 |
1 |
| GE Energy (UK) Limited | 5 |
1 |
| Hitachi Mitsubishi Hydro Corporation | 29 |
1 |
| Ingine, Inc. | 35 |
1 |
| OpenHydro IP Limited | 35 |
1 |
| Tidal Generation Limited | 38 |
1 |
| Voith Patent GmbH | 2727 |
1 |
| Safran Electrical & Power | 507 |
1 |
| Shifrin, Michelle | 1 |
1 |
| Community Hydro, LLC | 3 |
1 |
| AZ Ingénierie SA | 1 |
1 |
| TM Voima Kytölä Oy | 1 |
1 |
| Other owners | 0 |