- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F02K - Jet-propulsion plants
- F02K 1/56 - Reversing jet main flow
Patent holdings for IPC class F02K 1/56
Total number of patents in this class: 78
10-year publication summary
|
8
|
9
|
6
|
7
|
2
|
9
|
3
|
0
|
5
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Rohr, Inc. | 741 |
21 |
| Safran Nacelles | 676 |
10 |
| Pratt & Whitney Canada Corp. | 4466 |
7 |
| The Nordam Group, Inc. | 23 |
6 |
| Aircelle | 482 |
4 |
| Rtx Corporation | 9183 |
4 |
| The Boeing Company | 19975 |
2 |
| Honeywell International Inc. | 14031 |
2 |
| United Technologies Corporation | 2258 |
2 |
| Airbus Operations S.A.S. | 2463 |
2 |
| Gulfstream Aerospace Corporation | 665 |
2 |
| Rolls-Royce Deutschland Ltd & Co KG | 801 |
2 |
| Rolls-Royce North American Technologies, Inc. | 1158 |
2 |
| Safran Aircraft Engines | 6097 |
2 |
| Spirit AeroSystems, Inc. | 273 |
2 |
| Airbus S.A.S. | 857 |
1 |
| Rolls-Royce PLC | 3017 |
1 |
| GE Aviation Systems LLC | 577 |
1 |
| Safran Electronics & Defense | 1244 |
1 |
| Short Brothers plc | 77 |
1 |
| Other owners | 3 |