- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F02K - Jet-propulsion plants
- F02K 1/09 - Varying effective area of jet pipe or nozzle by axially moving an external member, e.g. a shroud
Patent holdings for IPC class F02K 1/09
Total number of patents in this class: 153
10-year publication summary
|
12
|
10
|
11
|
12
|
9
|
7
|
4
|
9
|
2
|
4
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Rtx Corporation | 9893 |
40 |
| Rohr, Inc. | 773 |
25 |
| Aircelle | 467 |
17 |
| General Electric Company | 13808 |
8 |
| United Technologies Corporation | 2220 |
8 |
| Airbus Operations S.A.S. | 2523 |
5 |
| Safran Nacelles | 769 |
5 |
| The Boeing Company | 20094 |
4 |
| Rolls-Royce Deutschland Ltd & Co KG | 845 |
4 |
| Honeywell International Inc. | 12788 |
3 |
| Goodrich Actuation Systems Limited | 257 |
3 |
| Gulfstream Aerospace Corporation | 677 |
3 |
| Pratt & Whitney Canada Corp. | 5232 |
2 |
| Rolls-Royce PLC | 3182 |
2 |
| Jetoptera, Inc. | 99 |
2 |
| Rolls-Royce Corporation | 1679 |
2 |
| Rolls-Royce North American Technologies, Inc. | 1130 |
2 |
| Safran Aircraft Engines | 6554 |
2 |
| Safran Electronics & Defense | 1348 |
2 |
| The Secretary of State for Defence | 413 |
2 |
| Other owners | 12 |