- Sections
- B - Techniques industriellestransports
- B64C - Aéroplaneshélicoptères
- B64C 27/02 - Autogires
Détention brevets de la classe B64C 27/02
Brevets de cette classe: 150
Historique des publications depuis 10 ans
|
16
|
31
|
24
|
21
|
15
|
12
|
19
|
4
|
11
|
6
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Propriétaires principaux
| Proprétaire |
Total
|
Cette classe
|
|---|---|---|
| Skyworks Global Inc | 42 |
28 |
| SZ DJI Technology Co., Ltd | 6858 |
15 |
| Airbus Helicopters | 973 |
7 |
| AeroVironment, Inc. | 539 |
7 |
| Aergility Corporation | 7 |
6 |
| Bell Helicopter Textron Inc. | 1060 |
4 |
| Unmanned Aerospace LLC | 7 |
4 |
| AutoGyro AG | 13 |
3 |
| Korea Aerospace Research Institute | 316 |
3 |
| Sikorsky Aircraft Corporation | 1097 |
3 |
| Wisk Aero LLC | 226 |
3 |
| Kyte Dynamics, Inc. | 8 |
3 |
| The Boeing Company | 20139 |
2 |
| California Institute of Technology | 3986 |
2 |
| Carter Aviation Technologies, LLC | 3 |
2 |
| Launch Tech Company Limited | 237 |
2 |
| PAL-V Europe, N.V. | 8 |
2 |
| Textron Innovations Inc. | 2343 |
2 |
| Autel Robotics Co. Ltd. | 1023 |
2 |
| Fraundorfer Aeronautics AG | 2 |
2 |
| Autres propriétaires | 48 |