- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F02K - Jet-propulsion plants
- F02K 1/72 - Reversing fan flow using thrust reverser flaps or doors mounted on the fan housing the aft end of the fan housing being movable to uncover openings in the fan housing for the reversed flow
Patent holdings for IPC class F02K 1/72
Total number of patents in this class: 702
10-year publication summary
|
70
|
78
|
71
|
54
|
56
|
78
|
49
|
38
|
30
|
11
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Safran Nacelles | 587 |
136 |
| Rohr, Inc. | 653 |
116 |
| Aircelle | 488 |
111 |
| Rtx Corporation | 8674 |
61 |
| Airbus Operations S.A.S. | 2407 |
46 |
| Safran Aircraft Engines | 5739 |
38 |
| The Boeing Company | 19843 |
36 |
| General Electric Company | 18133 |
21 |
| Honeywell International Inc. | 13799 |
17 |
| Spirit AeroSystems, Inc. | 258 |
13 |
| MRA Systems, LLC | 67 |
11 |
| Rolls-Royce Deutschland Ltd & Co KG | 765 |
11 |
| Woodward, Inc. | 602 |
11 |
| Short Brothers plc | 75 |
6 |
| Snecma | 1065 |
6 |
| FACC AG | 135 |
5 |
| United Technologies Corporation | 2328 |
4 |
| Airbus S.A.S. | 819 |
4 |
| Goodrich Actuation Systems Limited | 221 |
4 |
| Airbus France | 273 |
3 |
| Other owners | 42 |