- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F02C - Gas-turbine plantsair intakes for jet-propulsion plantscontrolling fuel supply in air-breathing jet-propulsion plants
- F02C 3/34 - Gas-turbine plants characterised by the use of combustion products as the working fluid with recycling of part of the working fluid, i.e. semi-closed cycles with combustion products in the closed part of the cycle
Patent holdings for IPC class F02C 3/34
Total number of patents in this class: 464
10-year publication summary
|
44
|
33
|
36
|
21
|
27
|
29
|
27
|
18
|
38
|
9
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| 8 Rivers Capital, LLC | 249 |
84 |
| ExxonMobil Upstream Research Company | 2413 |
58 |
| GE Infrastructure Technology, LLC | 6183 |
53 |
| General Electric Company | 17073 |
29 |
| Alstom Technology Ltd | 1112 |
23 |
| Nuovo Pignone Tecnologie S.r.l. | 922 |
16 |
| Toshiba Energy Systems & Solutions Corp. | 1054 |
13 |
| Palmer Labs, LLC | 30 |
11 |
| Ansaldo Energia IP UK Limited | 24 |
9 |
| Mitsubishi Heavy Industries, Ltd. | 8591 |
8 |
| King Fahd University of Petroleum and Minerals | 1120 |
6 |
| University of Florida Research Foundation, Inc. | 3963 |
5 |
| Enerfex, Inc. | 6 |
5 |
| General Electric Technology GmbH | 1490 |
5 |
| Mitsubishi Power, Ltd. | 1752 |
5 |
| Rtx Corporation | 9257 |
5 |
| Mitsubishi Heavy Industries Engineering, Ltd. | 196 |
4 |
| Cummins Inc. | 2539 |
3 |
| Enhanced Energy Group LLC | 27 |
3 |
| Saudi Arabian Oil Company | 12745 |
3 |
| Other owners | 116 |