- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F01D - Non-positive-displacement machines or engines, e.g. steam turbines
- F01D 5/02 - Blade-carrying members, e.g. rotors
Patent holdings for IPC class F01D 5/02
Total number of patents in this class: 1877
10-year publication summary
|
419
|
301
|
230
|
158
|
144
|
103
|
87
|
68
|
72
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Rtx Corporation | 9069 |
424 |
| Safran Aircraft Engines | 6021 |
150 |
| Pratt & Whitney Canada Corp. | 4428 |
115 |
| General Electric Company | 17801 |
109 |
| GE Infrastructure Technology, LLC | 6103 |
64 |
| Rolls-Royce PLC | 2976 |
61 |
| United Technologies Corporation | 2259 |
47 |
| SNECMA S.A. | 1152 |
44 |
| Siemens AG | 24575 |
40 |
| BorgWarner Inc. | 2588 |
36 |
| Siemens Energy Global GmbH & Co. KG | 2822 |
31 |
| MTU Aero Engines AG | 650 |
29 |
| Rolls-Royce Corporation | 1718 |
29 |
| Rolls-Royce North American Technologies, Inc. | 1131 |
27 |
| Hamilton Sundstrand Corporation | 4712 |
23 |
| Honeywell International Inc. | 14009 |
20 |
| JPMorgan Chase Bank, National Association | 8399 |
20 |
| Snecma | 1065 |
19 |
| Mitsubishi Power, Ltd. | 1733 |
17 |
| Mitsubishi Heavy Industries, Ltd. | 8504 |
16 |
| Other owners | 556 |