- All sections
- B - Performing operations; transporting
- B64D - Equipment for fitting in or to aircraft; flight suits; parachutes; arrangements or mounting of power plants or propulsion transmissions in aircraft
- B64D 27/355 - using fuel cells
Patent holdings for IPC class B64D 27/355
Total number of patents in this class: 3
10-year publication summary
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
1
|
0
|
2
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Airbus S.A.S. | 819 |
1 |
| MTU Aero Engines AG | 622 |
1 |
| Deutsche Aircraft GmbH | 81 |
1 |
| Other owners | 0 |