- Sections
- B - Techniques industriellestransports
- B64C - Aéroplaneshélicoptères
- B64C 3/52 - Gauchissement
Détention brevets de la classe B64C 3/52
Brevets de cette classe: 65
Historique des publications depuis 10 ans
|
7
|
9
|
6
|
7
|
9
|
2
|
2
|
4
|
2
|
3
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Propriétaires principaux
| Proprétaire |
Total
|
Cette classe
|
|---|---|---|
| The Boeing Company | 20052 |
14 |
| Airbus Operations Limited | 1293 |
3 |
| University of Florida Research Foundation, Inc. | 4093 |
2 |
| Bombardier Inc. | 762 |
2 |
| Commercial Aircraft Corporation of China, Ltd | 169 |
2 |
| Commercial Aircraft Corporation of China, Ltd Shanghai Aircraft Design and Research Institute | 75 |
2 |
| Google LLC | 43177 |
2 |
| Leonardo S.p.A. | 678 |
2 |
| Shanghai Aircraft Manufacturing Co Ltd | 15 |
2 |
| University of Kansas | 891 |
2 |
| Brunel University London | 39 |
2 |
| HAPSMobile Inc. | 93 |
2 |
| Toyota Motor Corporation | 33572 |
1 |
| Airbus Operations GmbH | 3384 |
1 |
| Airbus Helicopters | 945 |
1 |
| Massachusetts Institute of Technology | 10161 |
1 |
| Rolls-Royce PLC | 3165 |
1 |
| Hamilton Sundstrand Corporation | 4961 |
1 |
| AeroVironment, Inc. | 543 |
1 |
| Alpraaz AB | 20 |
1 |
| Autres propriétaires | 20 |