- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F01D - Non-positive-displacement machines or engines, e.g. steam turbines
- F01D 25/36 - Turning or inching gear using electric motors
Patent holdings for IPC class F01D 25/36
Total number of patents in this class: 112
10-year publication summary
|
14
|
20
|
8
|
11
|
7
|
8
|
2
|
7
|
3
|
3
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Rtx Corporation | 10182 |
19 |
| Safran Aircraft Engines | 6767 |
9 |
| General Electric Company | 13982 |
8 |
| Hamilton Sundstrand Corporation | 5011 |
8 |
| Pratt & Whitney Canada Corp. | 5531 |
7 |
| Mitsubishi Heavy Industries Compressor Corporation | 650 |
6 |
| Siemens AG | 23956 |
5 |
| Rolls-Royce PLC | 3224 |
5 |
| Safran Helicopter Engines | 853 |
4 |
| Turbomeca | 199 |
4 |
| The Boeing Company | 20193 |
3 |
| Mitsubishi Heavy Industries, Ltd. | 9204 |
3 |
| GE Avio S.r.l. | 339 |
3 |
| Nuovo Pignone Tecnologie S.r.l. | 1229 |
3 |
| BorgWarner Inc. | 2586 |
2 |
| Lufthansa Technik AG | 505 |
2 |
| Arabelle Solutions France | 153 |
2 |
| United Technologies Corporation | 2215 |
1 |
| Robert Bosch GmbH | 44327 |
1 |
| Alstom Technology Ltd | 1033 |
1 |
| Other owners | 16 |