- 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 7/047 - Heating to prevent icing
Patent holdings for IPC class F02C 7/047
Total number of patents in this class: 459
10-year publication summary
|
40
|
47
|
57
|
54
|
43
|
58
|
33
|
25
|
15
|
7
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Rtx Corporation | 8674 |
42 |
| Safran Nacelles | 587 |
41 |
| Safran Aircraft Engines | 5739 |
35 |
| General Electric Company | 18133 |
33 |
| Rohr, Inc. | 653 |
28 |
| Pratt & Whitney Canada Corp. | 4215 |
26 |
| Airbus Operations S.A.S. | 2407 |
25 |
| Rolls-Royce PLC | 2944 |
23 |
| GE Infrastructure Technology, LLC | 5873 |
23 |
| The Boeing Company | 19843 |
21 |
| Aircelle | 488 |
15 |
| Safran Aero Boosters SA | 180 |
14 |
| Goodrich Corporation | 2081 |
7 |
| Rolls-Royce Corporation | 1686 |
7 |
| Siemens AG | 24990 |
5 |
| Honeywell International Inc. | 13799 |
5 |
| Mitsubishi Heavy Industries, Ltd. | 8217 |
5 |
| United Technologies Corporation | 2328 |
5 |
| Airbus France | 273 |
5 |
| SNECMA S.A. | 1160 |
4 |
| Other owners | 90 |