- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F03B - Machines or engines for liquids
- F03B 3/16 - Stators
Patent holdings for IPC class F03B 3/16
Total number of patents in this class: 52
10-year publication summary
|
6
|
5
|
5
|
6
|
5
|
1
|
2
|
1
|
3
|
0
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Rtx Corporation | 8674 |
7 |
| Oceana Energy Company | 34 |
5 |
| Voith Patent GmbH | 2727 |
5 |
| General Electric Company | 18133 |
3 |
| GE Infrastructure Technology, LLC | 5873 |
3 |
| Hover Energy, LLC | 6 |
2 |
| GenAm LLC | 3 |
2 |
| General Electric Canada | 33 |
1 |
| Halliburton Energy Services, Inc. | 20165 |
1 |
| Deere & Company | 6845 |
1 |
| Toshiba Corporation | 12017 |
1 |
| GM Global Technology Operations LLC | 13620 |
1 |
| Delta Electronics, Inc. | 2401 |
1 |
| ANDREAS STIHL AG & Co. KG | 818 |
1 |
| Andritz Hydro Canada Inc. | 16 |
1 |
| Andritz Hydro Ltd. | 8 |
1 |
| Canyon Industries, Inc. | 7 |
1 |
| China University of Petroleum (Beijing) | 258 |
1 |
| Compoenergy ApS | 1 |
1 |
| Hydro-Industries Tynat Ltd. | 10 |
1 |
| Other owners | 12 |