- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F01D - Non-positive-displacement machines or engines, e.g. steam turbines
- F01D 5/00 - BladesBlade-carrying membersHeating, heat-insulating, cooling, or antivibration means on the blades or the members
Patent holdings for IPC class F01D 5/00
Total number of patents in this class: 1314
10-year publication summary
|
116
|
120
|
126
|
108
|
94
|
64
|
48
|
40
|
42
|
19
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Siemens AG | 24547 |
142 |
| General Electric Company | 13830 |
138 |
| Rtx Corporation | 9313 |
138 |
| GE Infrastructure Technology, LLC | 6196 |
130 |
| Safran Aircraft Engines | 6250 |
99 |
| Siemens Energy, Inc. | 1691 |
89 |
| MTU Aero Engines GmbH | 509 |
49 |
| Siemens Energy Global GmbH & Co. KG | 2923 |
43 |
| Rolls-Royce Corporation | 1727 |
30 |
| United Technologies Corporation | 2247 |
28 |
| Rolls-Royce PLC | 3072 |
24 |
| Lufthansa Technik AG | 479 |
24 |
| Snecma | 1065 |
24 |
| MTU Aero Engines AG | 671 |
17 |
| SNECMA S.A. | 1145 |
13 |
| Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | 6113 |
13 |
| Mitsubishi Power, Ltd. | 1758 |
11 |
| Pratt & Whitney Canada Corp. | 4629 |
10 |
| Rolls-Royce Deutschland Ltd & Co KG | 810 |
8 |
| Honeywell International Inc. | 13562 |
7 |
| Other owners | 277 |