- 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: 1328
10-year publication summary
|
117
|
120
|
104
|
91
|
62
|
49
|
40
|
43
|
33
|
10
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Rtx Corporation | 9831 |
145 |
| General Electric Company | 13811 |
141 |
| Siemens AG | 24237 |
135 |
| GE Infrastructure Technology, LLC | 6214 |
131 |
| Safran Aircraft Engines | 6511 |
102 |
| Siemens Energy, Inc. | 1696 |
90 |
| Siemens Energy Global GmbH & Co. KG | 3237 |
44 |
| MTU Aero Engines GmbH | 442 |
42 |
| Rolls-Royce Corporation | 1680 |
30 |
| United Technologies Corporation | 2220 |
28 |
| Rolls-Royce PLC | 3178 |
24 |
| Lufthansa Technik AG | 495 |
24 |
| Snecma | 1058 |
24 |
| MTU Aero Engines AG | 711 |
19 |
| SNECMA S.A. | 1148 |
14 |
| Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | 6113 |
13 |
| Mitsubishi Power, Ltd. | 1820 |
11 |
| Pratt & Whitney Canada Corp. | 5203 |
9 |
| Rolls-Royce Deutschland Ltd & Co KG | 840 |
8 |
| Honeywell International Inc. | 13543 |
7 |
| Other owners | 287 |