- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F01D - Non-positive-displacement machines or engines, e.g. steam turbines
- F01D 3/02 - Machines or engines with axial-thrust balancing effected by working fluid characterised by having one fluid flow in one axial direction and another fluid flow in the opposite direction
Patent holdings for IPC class F01D 3/02
Total number of patents in this class: 41
10-year publication summary
|
4
|
5
|
1
|
2
|
2
|
1
|
0
|
1
|
3
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Siemens AG | 24352 |
8 |
| Mitsubishi Heavy Industries, Ltd. | 8803 |
2 |
| GE Infrastructure Technology, LLC | 6250 |
2 |
| Ford Global Technologies, LLC | 20723 |
1 |
| Alstom Technology Ltd | 1094 |
1 |
| Daikin Industries, Ltd. | 10106 |
1 |
| Johnson Controls Technology Company | 1418 |
1 |
| Aramco Services Company | 4033 |
1 |
| Fluid Equipment Development Company, LLC | 89 |
1 |
| Fujitsu General Limited | 625 |
1 |
| Hanon Systems | 1982 |
1 |
| HCL Technologies Limited | 626 |
1 |
| Mitsubishi Heavy Industries Compressor Corporation | 634 |
1 |
| Nuovo Pignone SRL | 202 |
1 |
| Safran Aircraft Engines | 6316 |
1 |
| Safran Helicopter Engines | 768 |
1 |
| Saudi Arabian Oil Company | 13409 |
1 |
| Shellef Holdings, Inc | 6 |
1 |
| The University of Queensland | 663 |
1 |
| R&D Dynamics Corporation | 14 |
1 |
| Other owners | 12 |