- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F03B - Machines or engines for liquids
- F03B 15/18 - Regulating, i.e. acting automatically for safety purposes, e.g. preventing overspeed
Patent holdings for IPC class F03B 15/18
Total number of patents in this class: 29
10-year publication summary
|
4
|
3
|
6
|
4
|
4
|
1
|
1
|
0
|
1
|
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 |
7 |
| NTN Corporation | 4980 |
5 |
| Nidec Sankyo Corporation | 1084 |
2 |
| Save Innovations | 15 |
2 |
| Daikin Industries, Ltd. | 9977 |
1 |
| ABB Schweiz AG | 6912 |
1 |
| 1847 Subsea Engineering Limited | 4 |
1 |
| Asociacion de Canalistas Sociedad del Canal del Maipo | 1 |
1 |
| Delta T, LLC | 286 |
1 |
| Ocean Flow Energy Limited | 1 |
1 |
| Universidade de Coimbra | 172 |
1 |
| WAM S.p.A. | 10 |
1 |
| GE Renewable Technologies | 104 |
1 |
| ZEL-EN d.o.o. | 4 |
1 |
| Flowserve Pte. Ltd | 320 |
1 |
| Keunnamu Co., Ltd. | 3 |
1 |
| Mesa Associates, Inc. | 4 |
1 |
| Other owners | 0 |