- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F02K - Jet-propulsion plants
- F02K 9/97 - Rocket nozzles
Patent holdings for IPC class F02K 9/97
Total number of patents in this class: 287
10-year publication summary
|
20
|
21
|
35
|
33
|
26
|
25
|
33
|
22
|
28
|
10
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Arianegroup SAS | 523 |
25 |
| Raytheon Company | 8389 |
20 |
| Northrop Grumman Systems Corporation | 2951 |
16 |
| Aerojet Rocketdyne, Inc. | 163 |
14 |
| Snecma | 1064 |
11 |
| Blue Origin Manufacturing, LLC | 195 |
10 |
| Stoke Space Technologies, Inc. | 32 |
9 |
| General Electric Company | 13838 |
6 |
| The Boeing Company | 20031 |
6 |
| Centre National de La Recherche Scientifique | 10395 |
6 |
| Volvo Aero Corporation | 77 |
6 |
| Herakles | 164 |
5 |
| ArianeGroup GmbH | 58 |
5 |
| Mitsubishi Heavy Industries, Ltd. | 8664 |
4 |
| Agency for Defense Development | 431 |
4 |
| Laboratoire Reaction Dynamics Inc. | 6 |
4 |
| Innovative Rocket Technologies Inc. | 7 |
4 |
| SNECMA Propulsion Solide | 46 |
3 |
| Airbus Safran Launchers SAS | 59 |
3 |
| Centre National d'Etudes Spatiales | 406 |
3 |
| Other owners | 123 |