- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F02K - Jet-propulsion plants
- F02K 3/072 - 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 with counter-rotating rotors
Patent holdings for IPC class F02K 3/072
Total number of patents in this class: 234
10-year publication summary
|
23
|
23
|
10
|
23
|
7
|
8
|
7
|
5
|
3
|
5
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Safran Aircraft Engines | 6694 |
73 |
| Rtx Corporation | 10102 |
46 |
| General Electric Company | 13899 |
35 |
| Snecma | 1058 |
15 |
| United Technologies Corporation | 2220 |
14 |
| Rolls-Royce PLC | 3221 |
10 |
| SNECMA S.A. | 1146 |
9 |
| The Boeing Company | 20160 |
4 |
| Pratt & Whitney Canada Corp. | 5479 |
3 |
| Airbus Operations GmbH | 3446 |
2 |
| Airbus Operations S.A.S. | 2556 |
2 |
| Aircelle | 464 |
2 |
| GE Aviation Systems Limited | 273 |
2 |
| GE Avio S.r.l. | 334 |
2 |
| Rolls-Royce Corporation | 1677 |
2 |
| Rolls-Royce North American Technologies, Inc. | 1129 |
2 |
| Safran Transmission Systems | 374 |
2 |
| Central Institute of Aviation Motors (CIAM) | 5 |
2 |
| Greenjets Limited | 8 |
2 |
| Blue Bear Systems Research Limited | 9 |
1 |
| Other owners | 4 |