- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F02K - Jet-propulsion plants
- F02K 1/70 - Reversing fan flow using thrust reverser flaps or doors mounted on the fan housing
Patent holdings for IPC class F02K 1/70
Total number of patents in this class: 234
10-year publication summary
|
28
|
32
|
22
|
20
|
23
|
9
|
13
|
12
|
6
|
3
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Rohr, Inc. | 745 |
48 |
| Aircelle | 478 |
34 |
| Safran Nacelles | 713 |
30 |
| Rtx Corporation | 9352 |
19 |
| The Boeing Company | 20048 |
18 |
| Airbus Operations S.A.S. | 2471 |
13 |
| Safran Aircraft Engines | 6271 |
12 |
| MRA Systems, LLC | 65 |
8 |
| Woodward, Inc. | 645 |
7 |
| General Electric Company | 13762 |
5 |
| Goodrich Actuation Systems Limited | 246 |
5 |
| United Technologies Corporation | 2247 |
4 |
| Airbus S.A.S. | 902 |
4 |
| Honeywell International Inc. | 13531 |
3 |
| Pratt & Whitney Canada Corp. | 4722 |
2 |
| Rolls-Royce PLC | 3088 |
2 |
| MRA Systems, Inc. | 19 |
2 |
| Short Brothers plc | 69 |
2 |
| Spirit AeroSystems, Inc. | 273 |
2 |
| Woodward HRT, Inc. | 38 |
2 |
| Other owners | 12 |