- All sections
- B - Performing operationstransporting
- B64D - Equipment for fitting in or to aircraftflight suitsparachutesarrangement or mounting of power plants or propulsion transmissions in aircraft
- B64D 31/18 - Power plant control systemsArrangement of power plant control systems in aircraft for electric power plants for hybrid-electric power plants
Patent holdings for IPC class B64D 31/18
Total number of patents in this class: 71
10-year publication summary
|
0
|
0
|
1
|
0
|
6
|
0
|
5
|
6
|
18
|
26
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Pratt & Whitney Canada Corp. | 4757 |
14 |
| Ascendance Flight Technologies | 25 |
8 |
| General Electric Company | 13793 |
5 |
| Safran Helicopter Engines | 759 |
5 |
| Airbus Helicopters | 970 |
4 |
| Verdego Aero, Inc. | 33 |
3 |
| Rtx Corporation | 9385 |
3 |
| Hamilton Sundstrand Corporation | 4881 |
2 |
| Rolls-Royce Corporation | 1736 |
2 |
| Safran Aircraft Engines | 6280 |
2 |
| Heart Aerospace AB | 25 |
2 |
| Raytheon Technologies Corporation | 159 |
2 |
| Limo Air Drive Corp. | 3 |
2 |
| Honda Motor Co., Ltd. | 25274 |
1 |
| SAFRAN S.A. | 615 |
1 |
| Hitachi, Ltd. | 15495 |
1 |
| Rolls-Royce PLC | 3102 |
1 |
| IHI Corporation | 3438 |
1 |
| Safran Electrical & Power | 683 |
1 |
| North American Wave Engine Corporation | 25 |
1 |
| Other owners | 10 |