- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- 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: 42
10-year publication summary
|
5
|
4
|
5
|
1
|
2
|
2
|
1
|
0
|
1
|
0
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Siemens AG | 24990 |
8 |
| General Electric Technology GmbH | 1657 |
3 |
| General Electric Company | 18133 |
2 |
| Mitsubishi Heavy Industries, Ltd. | 8217 |
2 |
| GE Infrastructure Technology, LLC | 5873 |
2 |
| Ford Global Technologies, LLC | 19702 |
1 |
| Alstom Technology Ltd | 1196 |
1 |
| Daikin Industries, Ltd. | 9495 |
1 |
| Johnson Controls Technology Company | 1522 |
1 |
| Aramco Services Company | 3504 |
1 |
| Fluid Equipment Development Company, LLC | 84 |
1 |
| Fujitsu General Limited | 541 |
1 |
| Hanon Systems | 1632 |
1 |
| HCL Technologies Limited | 511 |
1 |
| Mitsubishi Heavy Industries Compressor Corporation | 613 |
1 |
| Nuovo Pignone SRL | 204 |
1 |
| Pemberton Patents LLC | 5 |
1 |
| Safran Aircraft Engines | 5739 |
1 |
| Saudi Arabian Oil Company | 11322 |
1 |
| Toshiba Home Technology Corporation | 5 |
1 |
| Other owners | 10 |