- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F02K - Jet-propulsion plants
- F02K 3/04 - Plants including a gas turbine driving a compressor or a ducted fan in which part of the working fluid by-passes the turbine and combustion chamber the plant including ducted fans, i.e. fans with high volume, low-pressure outputs, for augmenting jet thrust, e.g. of double-flow type
Patent holdings for IPC class F02K 3/04
Total number of patents in this class: 311
10-year publication summary
|
24
|
29
|
23
|
37
|
23
|
13
|
14
|
17
|
11
|
5
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Rtx Corporation | 10128 |
110 |
| General Electric Company | 13910 |
41 |
| Safran Aircraft Engines | 6704 |
29 |
| Rolls-Royce PLC | 3223 |
17 |
| United Technologies Corporation | 2220 |
16 |
| Pratt & Whitney Canada Corp. | 5506 |
11 |
| Rolls-Royce Deutschland Ltd & Co KG | 861 |
10 |
| Rolls-Royce North American Technologies, Inc. | 1129 |
9 |
| Rohr, Inc. | 773 |
6 |
| Rolls-Royce Corporation | 1677 |
5 |
| SNECMA S.A. | 1146 |
4 |
| The Boeing Company | 20163 |
4 |
| Safran Transmission Systems | 375 |
4 |
| Airbus Operations S.A.S. | 2556 |
3 |
| IHI Corporation | 3535 |
3 |
| Whisper Aero Inc. | 79 |
3 |
| Israel Aerospace Industries Ltd. | 532 |
2 |
| Jetoptera, Inc. | 105 |
2 |
| MTU Aero Engines AG | 730 |
2 |
| Soliton Holdings Corporation, Delaware Corporation | 7 |
2 |
| Other owners | 28 |