- 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 27/31 - Aircraft characterised by electric power plants within, or attached to, wings
Patent holdings for IPC class B64D 27/31
Total number of patents in this class: 76
10-year publication summary
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0
|
0
|
0
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0
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0
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1
|
4
|
6
|
24
|
35
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Archer Aviation Inc. | 262 |
11 |
| Honda Motor Co., Ltd. | 25778 |
4 |
| Joby Aero, Inc. | 324 |
4 |
| Whisper Aero Inc. | 56 |
4 |
| Pratt & Whitney Canada Corp. | 4885 |
3 |
| Beta Air, LLC | 619 |
3 |
| General Electric Company | 13861 |
2 |
| Textron Innovations Inc. | 2362 |
2 |
| Kawasaki Jukogyo Kabushiki Kaisha (trading as Kawasaki Heavy Industries, Ltd.) | 3103 |
2 |
| Wisk Aero LLC | 238 |
2 |
| REGENT Craft Inc. | 35 |
2 |
| Lilium eAircraft GmbH | 87 |
2 |
| Zeroavia Ltd. | 51 |
2 |
| Cosmic Aerospace, Inc. | 2 |
2 |
| SAFRAN S.A. | 631 |
1 |
| The Boeing Company | 20166 |
1 |
| Mitsubishi Heavy Industries, Ltd. | 8871 |
1 |
| Airbus Operations GmbH | 3370 |
1 |
| Airbus Operations S.A.S. | 2505 |
1 |
| Airbus Operations Limited | 1288 |
1 |
| Other owners | 25 |