- 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: 278
10-year publication summary
|
19
|
14
|
24
|
16
|
13
|
13
|
12
|
7
|
10
|
2
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Rtx Corporation | 9419 |
40 |
| Pratt & Whitney Canada Corp. | 4796 |
12 |
| Safran Aircraft Engines | 6297 |
12 |
| GE Infrastructure Technology, LLC | 6234 |
12 |
| Mitsubishi Power, Ltd. | 1774 |
10 |
| General Electric Company | 13806 |
9 |
| MTU Aero Engines AG | 687 |
7 |
| Siemens AG | 24437 |
6 |
| Nuovo Pignone Tecnologie S.r.l. | 989 |
6 |
| Hamilton Sundstrand Corporation | 4900 |
5 |
| Malta Inc. | 124 |
5 |
| Siemens Energy Global GmbH & Co. KG | 2987 |
5 |
| Delta Electronics, Inc. | 2620 |
4 |
| Associacao Paranaense de Cultura - APC | 21 |
4 |
| United Technologies Corporation | 2242 |
3 |
| Rolls-Royce PLC | 3109 |
3 |
| Siemens Energy, Inc. | 1711 |
3 |
| Air Power Technologies Group Limited | 3 |
3 |
| Intex Holdings Pty Ltd | 25 |
3 |
| Mitsubishi Heavy Industries Compressor Corporation | 634 |
3 |
| Other owners | 123 |