- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F01D - Non-positive-displacement machines or engines, e.g. steam turbines
- F01D 5/26 - Antivibration means not restricted to blade form or construction or to blade-to-blade connections
Patent holdings for IPC class F01D 5/26
Total number of patents in this class: 289
10-year publication summary
|
29
|
35
|
29
|
17
|
18
|
19
|
10
|
19
|
7
|
5
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Rtx Corporation | 8674 |
50 |
| Safran Aircraft Engines | 5739 |
33 |
| GE Infrastructure Technology, LLC | 5873 |
22 |
| General Electric Company | 18133 |
21 |
| MTU Aero Engines AG | 622 |
17 |
| SNECMA S.A. | 1160 |
12 |
| Siemens AG | 24990 |
11 |
| Pratt & Whitney Canada Corp. | 4215 |
11 |
| United Technologies Corporation | 2328 |
9 |
| Snecma | 1065 |
8 |
| MTU Aero Engines GmbH | 565 |
7 |
| Siemens Energy Global GmbH & Co. KG | 2775 |
6 |
| Rolls-Royce PLC | 2944 |
5 |
| IHI Corporation | 3268 |
5 |
| Lord Corporation | 484 |
4 |
| Solar Turbines Incorporated | 452 |
4 |
| Mitsubishi Heavy Industries, Ltd. | 8217 |
3 |
| Hamilton Sundstrand Corporation | 4525 |
3 |
| Mitsubishi Heavy Industries Aero Engines, Ltd. | 121 |
3 |
| Mitsubishi Hitachi Power Systems, Ltd. | 999 |
3 |
| Other owners | 52 |