- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F02C - Gas-turbine plants; air intakes for jet-propulsion plants; controlling fuel supply in air-breathing jet-propulsion plants
- F02C 7/268 - Starting drives for the rotor
Patent holdings for IPC class F02C 7/268
Total number of patents in this class: 246
10-year publication summary
19
|
15
|
34
|
28
|
23
|
38
|
25
|
18
|
9
|
6
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Rtx Corporation | 8674 |
29 |
Pratt & Whitney Canada Corp. | 4215 |
24 |
General Electric Company | 18133 |
21 |
Safran Helicopter Engines | 676 |
20 |
Hamilton Sundstrand Corporation | 4525 |
14 |
Safran Aircraft Engines | 5739 |
13 |
GE Aviation Systems LLC | 569 |
9 |
Rolls-Royce North American Technologies, Inc. | 1079 |
9 |
Rolls-Royce PLC | 2944 |
8 |
Honeywell International Inc. | 13799 |
7 |
BJ Energy Solutions, LLC (formerly TES Asset Acquisition, LLC) | 196 |
7 |
Rolls-Royce Corporation | 1686 |
6 |
Turbomeca | 232 |
6 |
Safran Electrical & Power | 507 |
6 |
GE Infrastructure Technology, LLC | 5873 |
5 |
The Boeing Company | 19843 |
3 |
Airbus Operations S.L. | 511 |
3 |
Kawasaki Heavy Industries, Limited | 1524 |
3 |
Technologies' Xanadu of resonatory-Solar-systemed Co., Ltd | 78 |
3 |
Snecma | 1065 |
3 |
Other owners | 47 |