- 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 19/02 - Rotary-wing parachutes
Patent holdings for IPC class B64D 19/02
Total number of patents in this class: 12
10-year publication summary
|
0
|
0
|
3
|
4
|
0
|
3
|
2
|
1
|
1
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| SkyRyse, Inc. | 76 |
5 |
| Parazero Ltd. | 8 |
2 |
| Du, Di | 4 |
1 |
| Korea Aerospace Research Institute | 308 |
1 |
| Singapore University of Technology and Design | 209 |
1 |
| Du, Yang | 7 |
1 |
| Five Forces, SPC | 1 |
1 |
| Other owners | 0 |