- 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: 212
10-year publication summary
|
29
|
42
|
26
|
23
|
14
|
13
|
4
|
9
|
14
|
7
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Unison Industries, LLC | 216 |
40 |
| Hamilton Sundstrand Corporation | 5016 |
38 |
| Rtx Corporation | 10082 |
31 |
| Safran Helicopter Engines | 840 |
15 |
| General Electric Company | 13888 |
13 |
| Honeywell International Inc. | 12778 |
9 |
| GE Aviation Systems LLC | 592 |
9 |
| Safran Aircraft Engines | 6671 |
8 |
| Rolls-Royce North American Technologies, Inc. | 1127 |
7 |
| The Boeing Company | 20160 |
5 |
| Rolls-Royce PLC | 3219 |
4 |
| Rolls-Royce Corporation | 1676 |
4 |
| Airbus Operations S.L. | 561 |
2 |
| Bombardier Inc. | 761 |
2 |
| IFP Energies Nouvelles | 3095 |
2 |
| United Technologies Corporation | 2220 |
1 |
| Airbus S.A.S. | 977 |
1 |
| Airbus Operations S.A.S. | 2554 |
1 |
| ExxonMobil Upstream Research Company | 2306 |
1 |
| Herakles | 153 |
1 |
| Other owners | 18 |