- 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: 1848
10-year publication summary
|
216
|
419
|
301
|
230
|
158
|
144
|
104
|
86
|
68
|
24
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Rtx Corporation | 8674 |
421 |
| Safran Aircraft Engines | 5739 |
143 |
| Pratt & Whitney Canada Corp. | 4215 |
113 |
| General Electric Company | 18133 |
104 |
| GE Infrastructure Technology, LLC | 5873 |
64 |
| Rolls-Royce PLC | 2944 |
59 |
| United Technologies Corporation | 2328 |
52 |
| SNECMA S.A. | 1160 |
44 |
| Siemens AG | 24990 |
40 |
| BorgWarner Inc. | 2604 |
37 |
| Rolls-Royce Corporation | 1686 |
30 |
| Siemens Energy Global GmbH & Co. KG | 2775 |
30 |
| MTU Aero Engines AG | 622 |
27 |
| Rolls-Royce North American Technologies, Inc. | 1079 |
24 |
| Honeywell International Inc. | 13799 |
21 |
| Hamilton Sundstrand Corporation | 4525 |
21 |
| JPMorgan Chase Bank, National Association | 10964 |
21 |
| Snecma | 1065 |
19 |
| Mitsubishi Heavy Industries, Ltd. | 8217 |
18 |
| Mitsubishi Power, Ltd. | 1680 |
17 |
| Other owners | 543 |