- 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 7/08 - Heating air supply before combustion, e.g. by exhaust gases
Patent holdings for IPC class F02C 7/08
Total number of patents in this class: 405
10-year publication summary
51
|
53
|
25
|
29
|
20
|
19
|
24
|
25
|
14
|
7
|
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 |
35 |
Pratt & Whitney Canada Corp. | 4215 |
21 |
Rtx Corporation | 8674 |
19 |
Powerphase International, LLC | 39 |
16 |
General Electric Company | 18133 |
14 |
Mitsubishi Power, Ltd. | 1680 |
14 |
Siemens AG | 24990 |
10 |
Mitsubishi Heavy Industries, Ltd. | 8217 |
10 |
Rolls-Royce PLC | 2944 |
10 |
Kawasaki Jukogyo Kabushiki Kaisha (trading as Kawasaki Heavy Industries, Ltd.) | 2856 |
10 |
Safran Helicopter Engines | 676 |
9 |
Rolls-Royce North American Technologies, Inc. | 1079 |
8 |
8 Rivers Capital, LLC | 224 |
7 |
Safran Aircraft Engines | 5739 |
7 |
King Fahd University of Petroleum and Minerals | 779 |
6 |
Technologies' Xanadu of resonatory-Solar-systemed Co., Ltd | 78 |
6 |
BJ Energy Solutions, LLC (formerly TES Asset Acquisition, LLC) | 196 |
6 |
University of Florida Research Foundation, Inc. | 3883 |
5 |
Pintail Power LLC | 19 |
5 |
Hitachi, Ltd. | 16452 |
4 |
Other owners | 183 |