- 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 9/52 - Control of fuel supply conjointly with another control of the plant with control of working fluid flow by bleeding or by-passing the working fluid
Patent holdings for IPC class F02C 9/52
Total number of patents in this class: 97
10-year publication summary
|
7
|
9
|
12
|
13
|
10
|
5
|
7
|
5
|
3
|
2
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| GE Infrastructure Technology, LLC | 5873 |
15 |
| Mitsubishi Power, Ltd. | 1680 |
10 |
| Rtx Corporation | 8674 |
10 |
| Pratt & Whitney Canada Corp. | 4215 |
9 |
| Mitsubishi Heavy Industries, Ltd. | 8217 |
6 |
| Powerphase International, LLC | 39 |
5 |
| Safran Aircraft Engines | 5739 |
4 |
| General Electric Company | 18133 |
3 |
| Hamilton Sundstrand Corporation | 4525 |
3 |
| ABB Schweiz AG | 6321 |
3 |
| Siemens AG | 24990 |
2 |
| Rolls-Royce PLC | 2944 |
2 |
| Mitsubishi Hitachi Power Systems, Ltd. | 999 |
2 |
| SNECMA S.A. | 1160 |
1 |
| Honeywell International Inc. | 13799 |
1 |
| Eaton Corporation | 1839 |
1 |
| Airbus Operations S.A.S. | 2407 |
1 |
| Airbus France | 273 |
1 |
| Siemens Energy, Inc. | 1770 |
1 |
| BMC S.r.l. | 43 |
1 |
| Other owners | 16 |