- All sections
- B - Performing operations; transporting
- B64C - Aeroplanes; helicopters
- B64C 11/22 - Solid blades
Patent holdings for IPC class B64C 11/22
Total number of patents in this class: 14
10-year publication summary
|
1
|
0
|
2
|
0
|
1
|
2
|
1
|
3
|
2
|
0
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Whisper Aero Inc. | 22 |
3 |
| Amazon Technologies, Inc. | 24422 |
2 |
| Wing Aviation LLC | 390 |
2 |
| Toyota Motor Corporation | 28582 |
1 |
| Hamilton Sundstrand Corporation | 4525 |
1 |
| Toray Industries, Inc. | 6652 |
1 |
| Toyota Industries Corporation | 1010 |
1 |
| GoPro, Inc. | 1915 |
1 |
| Safran Aircraft Engines | 5739 |
1 |
| Autel Robotics Co. Ltd. | 965 |
1 |
| Other owners | 0 |