- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F02C - Gas-turbine plantsair intakes for jet-propulsion plantscontrolling fuel supply in air-breathing jet-propulsion plants
- F02C 7/12 - Cooling of plants
Patent holdings for IPC class F02C 7/12
Total number of patents in this class: 999
10-year publication summary
|
87
|
98
|
59
|
41
|
42
|
48
|
46
|
33
|
40
|
33
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Rtx Corporation | 9495 |
180 |
| United Technologies Corporation | 2241 |
174 |
| General Electric Company | 13856 |
97 |
| Pratt & Whitney Canada Corp. | 4843 |
79 |
| GE Infrastructure Technology, LLC | 6201 |
64 |
| Rolls-Royce PLC | 3138 |
49 |
| Rolls-Royce North American Technologies, Inc. | 1170 |
35 |
| Safran Aircraft Engines | 6329 |
24 |
| Rolls-Royce Corporation | 1760 |
20 |
| Mitsubishi Power, Ltd. | 1795 |
18 |
| SNECMA S.A. | 1148 |
16 |
| Hamilton Sundstrand Corporation | 4932 |
14 |
| Siemens Energy Global GmbH & Co. KG | 3033 |
11 |
| Doosan Heavy Industries & Construction Co., Ltd. | 580 |
10 |
| Siemens AG | 24346 |
9 |
| Solar Turbines Incorporated | 481 |
9 |
| Unison Industries, LLC | 212 |
9 |
| Ansaldo Energia Switzerland AG | 273 |
8 |
| Rolls-Royce Deutschland Ltd & Co KG | 820 |
8 |
| Voyetra Turtle Beach, Inc. | 517 |
8 |
| Other owners | 157 |