- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- 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: 232
10-year publication summary
|
24
|
28
|
32
|
22
|
20
|
23
|
9
|
14
|
9
|
4
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Rohr, Inc. | 653 |
46 |
| Aircelle | 488 |
35 |
| Safran Nacelles | 587 |
27 |
| Rtx Corporation | 8674 |
18 |
| The Boeing Company | 19843 |
17 |
| Airbus Operations S.A.S. | 2407 |
13 |
| Safran Aircraft Engines | 5739 |
12 |
| MRA Systems, LLC | 67 |
8 |
| Woodward, Inc. | 602 |
7 |
| General Electric Company | 18133 |
5 |
| Goodrich Actuation Systems Limited | 221 |
5 |
| Honeywell International Inc. | 13799 |
4 |
| United Technologies Corporation | 2328 |
4 |
| Airbus S.A.S. | 819 |
4 |
| Pratt & Whitney Canada Corp. | 4215 |
2 |
| Airbus France | 273 |
2 |
| Rolls-Royce PLC | 2944 |
2 |
| MRA Systems, Inc. | 19 |
2 |
| Rolls-Royce Deutschland Ltd & Co KG | 765 |
2 |
| Short Brothers plc | 75 |
2 |
| Other owners | 15 |