- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F01D - Non-positive-displacement machines or engines, e.g. steam turbines
- F01D 5/06 - Rotors for more than one axial stage, e.g. of drum or multiple-disc typeDetails thereof, e.g. shafts, shaft connections
Patent holdings for IPC class F01D 5/06
Total number of patents in this class: 760
10-year publication summary
|
109
|
128
|
100
|
65
|
68
|
41
|
31
|
17
|
18
|
14
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Rtx Corporation | 9313 |
199 |
| Safran Aircraft Engines | 6250 |
66 |
| Siemens AG | 24547 |
53 |
| General Electric Company | 13830 |
42 |
| Pratt & Whitney Canada Corp. | 4629 |
30 |
| GE Infrastructure Technology, LLC | 6196 |
25 |
| Siemens Energy Global GmbH & Co. KG | 2923 |
24 |
| Doosan Heavy Industries & Construction Co., Ltd. | 581 |
22 |
| Rolls-Royce Corporation | 1727 |
21 |
| Rolls-Royce PLC | 3072 |
18 |
| Siemens Energy, Inc. | 1691 |
15 |
| Mitsubishi Heavy Industries, Ltd. | 8657 |
12 |
| Nuovo Pignone Tecnologie S.r.l. | 950 |
12 |
| MTU Aero Engines AG | 671 |
11 |
| SNECMA S.A. | 1145 |
10 |
| Honeywell International Inc. | 13562 |
10 |
| Snecma | 1065 |
10 |
| Hamilton Sundstrand Corporation | 4834 |
8 |
| Solar Turbines Incorporated | 474 |
7 |
| MTU Aero Engines GmbH | 509 |
6 |
| Other owners | 159 |