- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F02K - Jet-propulsion plants
- F02K 1/38 - Introducing air inside the jet
Patent holdings for IPC class F02K 1/38
Total number of patents in this class: 228
10-year publication summary
|
29
|
15
|
17
|
18
|
12
|
9
|
14
|
10
|
6
|
2
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Safran Aircraft Engines | 6059 |
34 |
| Pratt & Whitney Canada Corp. | 4445 |
32 |
| Rtx Corporation | 9114 |
24 |
| The Boeing Company | 19915 |
14 |
| General Electric Company | 17794 |
13 |
| Jetoptera, Inc. | 85 |
6 |
| Rolls-Royce North American Technologies, Inc. | 1139 |
6 |
| United Technologies Corporation | 2259 |
5 |
| Airbus Operations S.A.S. | 2449 |
5 |
| Rolls-Royce PLC | 2996 |
5 |
| IHI Corporation | 3366 |
5 |
| Rohr, Inc. | 731 |
5 |
| Rolls-Royce Corporation | 1728 |
5 |
| Rolls-Royce Deutschland Ltd & Co KG | 799 |
5 |
| Boom Technology, Inc. | 40 |
5 |
| SNECMA S.A. | 1150 |
4 |
| Lockheed Martin Corporation | 3308 |
4 |
| Aircelle | 482 |
4 |
| Snecma | 1065 |
4 |
| Honeywell International Inc. | 14022 |
3 |
| Other owners | 40 |