- 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 7/12 - Cooling of plants
Patent holdings for IPC class F02C 7/12
Total number of patents in this class: 967
10-year publication summary
|
105
|
165
|
69
|
49
|
55
|
49
|
58
|
36
|
37
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Rtx Corporation | 9077 |
175 |
| United Technologies Corporation | 2259 |
174 |
| General Electric Company | 17803 |
88 |
| Pratt & Whitney Canada Corp. | 4434 |
75 |
| GE Infrastructure Technology, LLC | 6109 |
60 |
| Rolls-Royce PLC | 2981 |
45 |
| Rolls-Royce North American Technologies, Inc. | 1133 |
33 |
| Safran Aircraft Engines | 6024 |
24 |
| Rolls-Royce Corporation | 1719 |
21 |
| Mitsubishi Power, Ltd. | 1732 |
19 |
| SNECMA S.A. | 1152 |
16 |
| Hamilton Sundstrand Corporation | 4719 |
14 |
| Siemens Energy Global GmbH & Co. KG | 2825 |
12 |
| Doosan Heavy Industries & Construction Co., Ltd. | 585 |
10 |
| Siemens AG | 24572 |
9 |
| Ansaldo Energia Switzerland AG | 284 |
9 |
| Solar Turbines Incorporated | 459 |
9 |
| Rolls-Royce Deutschland Ltd & Co KG | 794 |
8 |
| Voyetra Turtle Beach, Inc. | 481 |
7 |
| Unison Industries, LLC | 203 |
6 |
| Other owners | 153 |