- 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: 241
10-year publication summary
|
0
|
1
|
0
|
9
|
6
|
12
|
18
|
43
|
69
|
68
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Pratt & Whitney Canada Corp. | 5517 |
69 |
| General Electric Company | 13915 |
17 |
| Rtx Corporation | 10127 |
15 |
| Archer Aviation Inc. | 408 |
11 |
| Safran Helicopter Engines | 847 |
10 |
| Ascendance Flight Technologies | 36 |
10 |
| Airbus Helicopters | 952 |
9 |
| Honda Motor Co., Ltd. | 26105 |
8 |
| Safran Aircraft Engines | 6727 |
8 |
| Safran Electrical & Power | 775 |
6 |
| SAFRAN S.A. | 794 |
5 |
| Rolls-Royce Corporation | 1680 |
4 |
| Limo Air Drive Corp. | 5 |
4 |
| Hamilton Sundstrand Corporation | 5014 |
3 |
| Rolls-Royce North American Technologies, Inc. | 1130 |
3 |
| Verdego Aero, Inc. | 33 |
3 |
| General Electric Deutschland Holding GmbH | 72 |
3 |
| Coöperatie Elysian Aircraft Company U.A. | 6 |
3 |
| GE Avio S.r.l. | 336 |
2 |
| Heart Aerospace Incorporated | 6 |
2 |
| Other owners | 46 |