- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F02K - Jet-propulsion plants
- F02K 9/34 - Casings; Combustion chambers; Liners thereof
Patent holdings for IPC class F02K 9/34
Total number of patents in this class: 98
10-year publication summary
7
|
1
|
8
|
18
|
9
|
10
|
12
|
10
|
10
|
3
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Northrop Grumman Systems Corporation | 2940 |
21 |
Raytheon Company | 8535 |
9 |
SAVIO S.p.A. | 26 |
5 |
Mitsubishi Heavy Industries, Ltd. | 8217 |
4 |
Arianegroup SAS | 493 |
4 |
Aerojet Rocketdyne, Inc. | 155 |
3 |
Snecma | 1065 |
3 |
Avio S.p.A. | 32 |
2 |
Blue Origin, LLC | 120 |
2 |
The Commonwealth of Australia | 74 |
2 |
Exquadrum, Inc. | 9 |
2 |
Hexcel Corporation | 305 |
2 |
IHI Aerospace Co., Ltd. | 100 |
2 |
Chairman, Defence Research & Development Organisation (DRDO) | 21 |
2 |
Mountain Aerospace Research Solutions, Inc. | 9 |
2 |
Thrustme | 6 |
2 |
The Boeing Company | 19843 |
1 |
Lockheed Martin Corporation | 3406 |
1 |
Advanced Reaction Motor Systems Limited | 2 |
1 |
The Aerospace Corporation | 439 |
1 |
Other owners | 27 |