- 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 7/055 - Air intakes for gas-turbine plants or jet-propulsion plants having provisions for obviating the penetration of damaging objects or particles with intake grids, screens or guards
Patent holdings for IPC class F02C 7/055
Total number of patents in this class: 161
10-year publication summary
|
23
|
26
|
23
|
32
|
13
|
11
|
19
|
15
|
9
|
2
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Rtx Corporation | 8674 |
13 |
| Pratt & Whitney Canada Corp. | 4215 |
11 |
| GE Infrastructure Technology, LLC | 5873 |
11 |
| Donaldson Company, Inc. | 1513 |
9 |
| Typhon Technology Solutions (U.S.), LLC | 78 |
9 |
| BHA Altair, LLC | 104 |
8 |
| BJ Energy Solutions, LLC (formerly TES Asset Acquisition, LLC) | 196 |
7 |
| General Electric Company | 18133 |
5 |
| Textron Innovations Inc. | 2138 |
5 |
| Nuovo Pignone Tecnologie S.r.l. | 789 |
5 |
| Rolls-Royce North American Technologies, Inc. | 1079 |
4 |
| Safran Helicopter Engines | 676 |
4 |
| Parker Intangibles LLC | 1237 |
3 |
| Safran Aircraft Engines | 5739 |
3 |
| Shield Aerodynamics LLC | 6 |
3 |
| Siemens AG | 24990 |
2 |
| Lockheed Martin Corporation | 3406 |
2 |
| Rolls-Royce PLC | 2944 |
2 |
| Hamilton Sundstrand Corporation | 4525 |
2 |
| Blue Leaf I.P., Inc. | 2758 |
2 |
| Other owners | 51 |