- All sections
- B - Performing operationstransporting
- B64C - Aeroplaneshelicopters
- B64C 11/22 - Solid blades
Patent holdings for IPC class B64C 11/22
Total number of patents in this class: 17
10-year publication summary
|
2
|
0
|
1
|
2
|
1
|
3
|
2
|
0
|
2
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Toray Industries, Inc. | 7164 |
3 |
| Whisper Aero Inc. | 80 |
3 |
| Amazon Technologies, Inc. | 28373 |
2 |
| Wing Aviation LLC | 585 |
2 |
| Toyota Motor Corporation | 36544 |
1 |
| Hamilton Sundstrand Corporation | 5013 |
1 |
| Mitsui Chemicals, Inc. | 3290 |
1 |
| Toyota Industries Corporation | 1247 |
1 |
| Safran Aircraft Engines | 6824 |
1 |
| Skydio, Inc. | 542 |
1 |
| Autel Robotics Co. Ltd. | 1092 |
1 |
| Other owners | 0 |