- Sections
- B - Techniques industrielles; transports
- B64C - Aéroplanes; hélicoptères
- B64C 3/18 - Longerons; Nervures; Lisses
Détention brevets de la classe B64C 3/18
Brevets de cette classe: 808
Historique des publications depuis 10 ans
|
69
|
65
|
63
|
89
|
108
|
90
|
74
|
48
|
41
|
2
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Propriétaires principaux
| Proprétaire |
Total
|
Cette classe
|
|---|---|---|
| The Boeing Company | 19909 |
261 |
| Airbus Operations Limited | 1217 |
111 |
| Airbus Operations GmbH | 3288 |
47 |
| Airbus Operations S.L. | 530 |
36 |
| Airbus Operations S.A.S. | 2441 |
21 |
| Mitsubishi Heavy Industries, Ltd. | 8531 |
20 |
| Textron Innovations Inc. | 2192 |
18 |
| Bell Helicopter Textron Inc. | 1085 |
14 |
| Airbus UK Limited | 90 |
12 |
| Leonardo S.p.A. | 656 |
12 |
| Gulfstream Aerospace Corporation | 665 |
9 |
| Mitsubishi Aircraft Corporation | 139 |
8 |
| Airbus S.A.S. | 852 |
7 |
| AeroVironment, Inc. | 516 |
7 |
| Saab AB | 814 |
7 |
| Spirit AeroSystems, Inc. | 267 |
7 |
| Northrop Grumman Systems Corporation | 2922 |
6 |
| Continuous Composites Inc. | 195 |
6 |
| GKN Aerospace Services Limited | 133 |
5 |
| Otto Aviation Group | 6 |
5 |
| Autres propriétaires | 189 |