- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F02K - Jet-propulsion plants
- F02K 9/46 - Feeding propellants using pumps
Patent holdings for IPC class F02K 9/46
Total number of patents in this class: 73
10-year publication summary
|
8
|
5
|
9
|
17
|
8
|
3
|
7
|
18
|
9
|
1
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Arianegroup SAS | 493 |
6 |
| Aerojet Rocketdyne, Inc. | 155 |
5 |
| Snecma | 1065 |
5 |
| Florida Turbine Technologies, Inc. | 132 |
4 |
| IHI Corporation | 3268 |
4 |
| Korea Aerospace Research Institute | 293 |
4 |
| TGV Rockets, Inc. | 3 |
3 |
| Innospace Co., Ltd. | 10 |
3 |
| Rocket Labs USA, Inc. | 4 |
3 |
| Firefly IP Co, LLC | 17 |
3 |
| Mitsubishi Heavy Industries, Ltd. | 8217 |
2 |
| Ebara Corporation | 1951 |
2 |
| Astrium SAS | 164 |
2 |
| Blue Origin, LLC | 120 |
2 |
| Industry-university Cooperation Foundation Hanyang University Erica Campus | 511 |
2 |
| Japan Aerospace Exploration Agency | 431 |
2 |
| Safran Aircraft Engines | 5739 |
2 |
| Thistle Rocketry Ltd | 2 |
2 |
| Tardigrade Space Systems LLC | 2 |
2 |
| The Boeing Company | 19843 |
1 |
| Other owners | 14 |