- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F02K - Jet-propulsion plants
- F02K 9/34 - CasingsCombustion chambersLiners thereof
Patent holdings for IPC class F02K 9/34
Total number of patents in this class: 117
10-year publication summary
|
1
|
8
|
18
|
9
|
10
|
12
|
10
|
10
|
8
|
12
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Northrop Grumman Systems Corporation | 2934 |
21 |
| Raytheon Company | 8445 |
12 |
| SAVIO S.p.A. | 26 |
5 |
| Arianegroup SAS | 530 |
5 |
| Mitsubishi Heavy Industries, Ltd. | 8875 |
4 |
| Aerojet Rocketdyne, Inc. | 164 |
3 |
| Chairman, Defence Research & Development Organisation (DRDO) | 30 |
3 |
| Snecma | 1064 |
3 |
| Ursa Major Technologies, Inc. | 8 |
3 |
| Blue Origin Manufacturing, LLC | 253 |
3 |
| Avio S.p.A. | 31 |
2 |
| The Commonwealth of Australia | 60 |
2 |
| Exquadrum, Inc. | 11 |
2 |
| Hexcel Corporation | 301 |
2 |
| IHI Aerospace Co., Ltd. | 107 |
2 |
| Mountain Aerospace Research Solutions, Inc. | 9 |
2 |
| Thrustme | 6 |
2 |
| Powder Fuels Ltd | 6 |
2 |
| X-bow Launch Systems Inc. | 22 |
2 |
| The Boeing Company | 20163 |
1 |
| Other owners | 36 |