- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F01D - Non-positive-displacement machines or engines, e.g. steam turbines
- F01D 1/02 - Non-positive-displacement machines or engines, e.g. steam turbines with stationary working-fluid guiding means and bladed or like rotor
Patent holdings for IPC class F01D 1/02
Total number of patents in this class: 276
10-year publication summary
|
14
|
26
|
17
|
14
|
13
|
14
|
7
|
13
|
5
|
4
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Rtx Corporation | 10128 |
40 |
| Pratt & Whitney Canada Corp. | 5506 |
12 |
| Safran Aircraft Engines | 6704 |
12 |
| GE Infrastructure Technology, LLC | 6165 |
12 |
| General Electric Company | 13910 |
8 |
| Mitsubishi Power, Ltd. | 1834 |
8 |
| MTU Aero Engines AG | 730 |
7 |
| Siemens AG | 24020 |
6 |
| Nuovo Pignone Tecnologie S.r.l. | 1219 |
6 |
| Siemens Energy Global GmbH & Co. KG | 3357 |
6 |
| Hamilton Sundstrand Corporation | 5014 |
5 |
| Malta Inc. | 105 |
5 |
| Associacao Paranaense de Cultura - APC | 21 |
4 |
| Heleng Inc. | 9 |
4 |
| United Technologies Corporation | 2220 |
3 |
| Delta Electronics, Inc. | 2830 |
3 |
| Rolls-Royce PLC | 3223 |
3 |
| Siemens Energy, Inc. | 1684 |
3 |
| Air Power Technologies Group Limited | 3 |
3 |
| Mitsubishi Heavy Industries Compressor Corporation | 643 |
3 |
| Other owners | 123 |