- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F02C - Gas-turbine plantsair intakes for jet-propulsion plantscontrolling fuel supply in air-breathing jet-propulsion plants
- F02C 3/30 - Adding water, steam or other fluids to the combustible ingredients or to the working fluid before discharge from the turbine
Patent holdings for IPC class F02C 3/30
Total number of patents in this class: 529
10-year publication summary
|
35
|
54
|
51
|
27
|
27
|
29
|
26
|
45
|
58
|
27
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| GE Infrastructure Technology, LLC | 6163 |
63 |
| Rtx Corporation | 9242 |
50 |
| General Electric Company | 17076 |
35 |
| Mitsubishi Power, Ltd. | 1747 |
32 |
| Mitsubishi Heavy Industries, Ltd. | 8573 |
21 |
| Siemens AG | 24544 |
15 |
| Hitachi, Ltd. | 15334 |
13 |
| Siemens Energy Global GmbH & Co. KG | 2872 |
12 |
| 8 Rivers Capital, LLC | 247 |
10 |
| MTU Aero Engines AG | 669 |
10 |
| Ansaldo Energia Switzerland AG | 278 |
9 |
| IHI Corporation | 3379 |
9 |
| Powerphase International, LLC | 40 |
9 |
| Rolls-Royce PLC | 3011 |
8 |
| Alstom Technology Ltd | 1113 |
7 |
| Rolls-Royce Corporation | 1717 |
7 |
| Kawasaki Jukogyo Kabushiki Kaisha (trading as Kawasaki Heavy Industries, Ltd.) | 3029 |
7 |
| Pratt & Whitney Canada Corp. | 4477 |
6 |
| ExxonMobil Upstream Research Company | 2414 |
6 |
| Safran Helicopter Engines | 740 |
6 |
| Other owners | 194 |