- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F02K - Jet-propulsion plants
- F02K 99/00 - Subject matter not provided for in other groups of this subclass
Patent holdings for IPC class F02K 99/00
Total number of patents in this class: 90
10-year publication summary
|
3
|
2
|
2
|
5
|
7
|
6
|
0
|
3
|
1
|
0
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| United Technologies Corporation | 2328 |
21 |
| Rtx Corporation | 8674 |
10 |
| General Electric Company | 18133 |
7 |
| The Boeing Company | 19843 |
4 |
| Rolls-Royce PLC | 2944 |
4 |
| Rolls-Royce Corporation | 1686 |
4 |
| Rolls-Royce North American Technologies, Inc. | 1079 |
4 |
| Pratt & Whitney Canada Corp. | 4215 |
2 |
| Raytheon Company | 8535 |
2 |
| Hamilton Sundstrand Corporation | 4525 |
2 |
| Game Changers, LLC | 14 |
2 |
| GKN Aerospace Sweden AB | 84 |
2 |
| Safran Aircraft Engines | 5739 |
2 |
| Mitsubishi Heavy Industries, Ltd. | 8217 |
1 |
| Lockheed Martin Corporation | 3406 |
1 |
| Aerocore Technologies LLC | 11 |
1 |
| Beijing Institute of Spacecraft Environment Engineering | 6 |
1 |
| Bicent Power LLC | 1 |
1 |
| Donaldson Company, Inc. | 1513 |
1 |
| The George Washington University | 408 |
1 |
| Other owners | 17 |