- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F02C - Gas-turbine plantsair intakes for jet-propulsion plantscontrolling fuel supply in air-breathing jet-propulsion plants
- F02C 7/277 - Mechanical drives the starter being a turbine
Patent holdings for IPC class F02C 7/277
Total number of patents in this class: 199
10-year publication summary
|
10
|
25
|
38
|
26
|
22
|
14
|
13
|
4
|
8
|
9
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Hamilton Sundstrand Corporation | 4891 |
35 |
| Unison Industries, LLC | 209 |
35 |
| Rtx Corporation | 9410 |
29 |
| Safran Helicopter Engines | 763 |
17 |
| General Electric Company | 13810 |
12 |
| Honeywell International Inc. | 13540 |
9 |
| GE Aviation Systems LLC | 583 |
9 |
| Safran Aircraft Engines | 6294 |
8 |
| The Boeing Company | 20084 |
5 |
| Rolls-Royce North American Technologies, Inc. | 1169 |
5 |
| Rolls-Royce PLC | 3107 |
4 |
| Airbus Operations S.L. | 543 |
2 |
| Bombardier Inc. | 754 |
2 |
| PHD, Inc. | 73 |
2 |
| Rolls-Royce Corporation | 1739 |
2 |
| United Technologies Corporation | 2242 |
1 |
| Airbus S.A.S. | 909 |
1 |
| Airbus Operations S.A.S. | 2483 |
1 |
| ExxonMobil Upstream Research Company | 2396 |
1 |
| Herakles | 167 |
1 |
| Other owners | 18 |