- Sections
- B - Techniques industriellestransports
- B64B - Aéronefs plus légers que l'air
- B64B 1/20 - Dirigeables rigidesDirigeables semi-rigides comportant des ailes ou des surfaces stabilisatrices
Détention brevets de la classe B64B 1/20
Brevets de cette classe: 45
Historique des publications depuis 10 ans
|
5
|
2
|
8
|
3
|
6
|
6
|
9
|
4
|
2
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Propriétaires principaux
| Proprétaire |
Total
|
Cette classe
|
|---|---|---|
| H2 Clipper, Inc. | 29 |
4 |
| The United States of America as represented by the Secretary of the Air Force | 833 |
3 |
| Galaxy Unmanned Systems LLC | 4 |
3 |
| Athene Works Limited | 3 |
2 |
| Dirisolar | 2 |
2 |
| New United Group Co.,Ltd | 18 |
2 |
| Pliant Energy Systems LLC | 21 |
2 |
| Shanghai Jiao Tong University | 1172 |
2 |
| Egan Airships, Inc. | 5 |
2 |
| Hybrid-Airplane Technologies GmbH | 5 |
2 |
| The Boeing Company | 19960 |
1 |
| Airbus S.A.S. | 878 |
1 |
| Harris Corporation | 1443 |
1 |
| Airbus Group SAS | 83 |
1 |
| Hyalta Aeronautics, Inc. | 16 |
1 |
| Hybrid Air Vehicles Limited | 13 |
1 |
| Iii-solutions GmbH | 11 |
1 |
| LTA Corporation | 16 |
1 |
| Solar Ship Inc. | 9 |
1 |
| South China Agricultural University | 136 |
1 |
| Autres propriétaires | 11 |