- 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 7/275 - Mechanical drives
Patent holdings for IPC class F02C 7/275
Total number of patents in this class: 251
10-year publication summary
32
|
12
|
30
|
28
|
21
|
27
|
12
|
16
|
9
|
5
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Safran Helicopter Engines | 676 |
31 |
Rtx Corporation | 8674 |
27 |
Hamilton Sundstrand Corporation | 4525 |
20 |
General Electric Company | 18133 |
15 |
Safran Aircraft Engines | 5739 |
15 |
Pratt & Whitney Canada Corp. | 4215 |
13 |
Rolls-Royce North American Technologies, Inc. | 1079 |
13 |
Turbomeca | 232 |
11 |
Safran Electrical & Power | 507 |
7 |
Honeywell International Inc. | 13799 |
6 |
Rolls-Royce PLC | 2944 |
6 |
Rolls-Royce Corporation | 1686 |
6 |
GE Aviation Systems LLC | 569 |
5 |
The Boeing Company | 19843 |
4 |
Mitsubishi Heavy Industries, Ltd. | 8217 |
4 |
Kawasaki Heavy Industries, Limited | 1524 |
4 |
Nuovo Pignone SRL | 204 |
4 |
Safran Power Units | 108 |
4 |
GE Infrastructure Technology, LLC | 5873 |
4 |
General Electric Deutschland Holding GmbH | 36 |
4 |
Other owners | 48 |