- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F02C - Gas-turbine plantsair intakes for jet-propulsion plantscontrolling fuel supply in air-breathing jet-propulsion plants
- F02C 9/20 - Control of working fluid flow by throttlingControl of working fluid flow by adjusting vanes
Patent holdings for IPC class F02C 9/20
Total number of patents in this class: 381
10-year publication summary
|
38
|
35
|
23
|
32
|
30
|
17
|
18
|
18
|
16
|
6
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Rtx Corporation | 9811 |
67 |
| Pratt & Whitney Canada Corp. | 5184 |
28 |
| General Electric Company | 13815 |
26 |
| GE Infrastructure Technology, LLC | 6212 |
21 |
| Safran Aircraft Engines | 6503 |
18 |
| Rolls-Royce PLC | 3177 |
17 |
| Rolls-Royce North American Technologies, Inc. | 1143 |
15 |
| Mitsubishi Power, Ltd. | 1820 |
14 |
| Siemens AG | 24299 |
11 |
| United Technologies Corporation | 2220 |
11 |
| Nuovo Pignone Tecnologie S.r.l. | 1132 |
10 |
| Siemens Energy Global GmbH & Co. KG | 3222 |
10 |
| Honeywell International Inc. | 13604 |
8 |
| Hitachi, Ltd. | 15869 |
8 |
| Mitsubishi Heavy Industries, Ltd. | 9002 |
7 |
| BJ Energy Solutions, LLC (formerly TES Asset Acquisition, LLC) | 225 |
7 |
| Rolls-Royce Corporation | 1690 |
6 |
| Mitsubishi Hitachi Power Systems, Ltd. | 991 |
5 |
| SNECMA S.A. | 1148 |
4 |
| Hamilton Sundstrand Corporation | 5013 |
4 |
| Other owners | 84 |