- 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 9/16 - Control of working fluid flow
Patent holdings for IPC class F02C 9/16
Total number of patents in this class: 276
10-year publication summary
33
|
33
|
33
|
30
|
32
|
19
|
27
|
22
|
16
|
6
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Rtx Corporation | 8674 |
50 |
United Technologies Corporation | 2328 |
21 |
Pratt & Whitney Canada Corp. | 4215 |
20 |
General Electric Company | 18133 |
19 |
GE Infrastructure Technology, LLC | 5873 |
14 |
Safran Aircraft Engines | 5739 |
10 |
Powerphase International, LLC | 39 |
8 |
Siemens AG | 24990 |
6 |
King Fahd University of Petroleum and Minerals | 779 |
6 |
Rolls-Royce Corporation | 1686 |
6 |
The Boeing Company | 19843 |
5 |
Mitsubishi Power, Ltd. | 1680 |
5 |
SNECMA S.A. | 1160 |
4 |
Collateral Opportunities, LLC | 48 |
4 |
ExxonMobil Upstream Research Company | 2525 |
4 |
Rolls-Royce North American Technologies, Inc. | 1079 |
4 |
Siemens Energy Global GmbH & Co. KG | 2775 |
4 |
Honeywell International Inc. | 13799 |
3 |
Mitsubishi Heavy Industries, Ltd. | 8217 |
3 |
Rolls-Royce PLC | 2944 |
3 |
Other owners | 77 |