- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F01D - Non-positive-displacement machines or engines, e.g. steam turbines
- F01D 13/02 - Working-fluid interconnection of machines or engines
Patent holdings for IPC class F01D 13/02
Total number of patents in this class: 70
10-year publication summary
|
8
|
10
|
4
|
13
|
4
|
6
|
2
|
7
|
1
|
2
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Pratt & Whitney Canada Corp. | 5517 |
9 |
| General Electric Company | 13915 |
7 |
| Safran Aircraft Engines | 6727 |
7 |
| Rtx Corporation | 10127 |
5 |
| Siemens AG | 23996 |
4 |
| Rolls-Royce PLC | 3224 |
2 |
| Wartsila Finland Oy | 754 |
2 |
| GE Infrastructure Technology, LLC | 6159 |
2 |
| Powerphase International, LLC | 42 |
2 |
| Honeywell International Inc. | 12776 |
1 |
| Mitsubishi Heavy Industries, Ltd. | 9168 |
1 |
| Sumitomo Electric Industries, Ltd. | 16448 |
1 |
| Hamilton Sundstrand Corporation | 5014 |
1 |
| JPMorgan Chase Bank, National Association | 8960 |
1 |
| Ansaldo Energia Switzerland AG | 270 |
1 |
| BorgWarner Inc. | 2582 |
1 |
| Hansen Energy Solutions LLC | 6 |
1 |
| Hieta Technologies Limited | 27 |
1 |
| Institut SUPERIEUR de L'aeronautique et de L'espace | 39 |
1 |
| Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) | 2836 |
1 |
| Other owners | 19 |