- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F01D - Non-positive-displacement machines or engines, e.g. steam turbines
- F01D 5/00 - Blades; Blade-carrying members; Heating, 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: 1287
10-year publication summary
147
|
116
|
120
|
126
|
108
|
94
|
62
|
42
|
35
|
13
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Siemens AG | 24990 |
144 |
General Electric Company | 18133 |
136 |
Rtx Corporation | 8674 |
128 |
GE Infrastructure Technology, LLC | 5873 |
123 |
Safran Aircraft Engines | 5739 |
89 |
Siemens Energy, Inc. | 1770 |
88 |
MTU Aero Engines GmbH | 565 |
57 |
Siemens Energy Global GmbH & Co. KG | 2775 |
35 |
Rolls-Royce Corporation | 1686 |
29 |
United Technologies Corporation | 2328 |
28 |
Rolls-Royce PLC | 2944 |
25 |
Lufthansa Technik AG | 468 |
25 |
Snecma | 1065 |
24 |
MTU Aero Engines AG | 622 |
17 |
SNECMA S.A. | 1160 |
14 |
Honeywell International Inc. | 13799 |
13 |
Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | 6132 |
13 |
Mitsubishi Power, Ltd. | 1680 |
11 |
Pratt & Whitney Canada Corp. | 4215 |
9 |
General Electric Technology GmbH | 1657 |
9 |
Other owners | 270 |