- Sections
- B - Techniques industrielles; transports
- B64C - Aéroplanes; hélicoptères
- B64C 11/16 - Pales
Détention brevets de la classe B64C 11/16
Brevets de cette classe: 110
Historique des publications depuis 10 ans
|
10
|
9
|
9
|
8
|
15
|
8
|
5
|
5
|
5
|
3
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Propriétaires principaux
| Proprétaire |
Total
|
Cette classe
|
|---|---|---|
| GE Infrastructure Technology, LLC | 5873 |
10 |
| Airbus Helicopters | 984 |
5 |
| Bell Helicopter Textron Inc. | 1122 |
5 |
| SZ DJI Technology Co., Ltd | 6791 |
5 |
| Sharrow Engineering LLC | 42 |
5 |
| Rtx Corporation | 8674 |
5 |
| Amazon Technologies, Inc. | 24422 |
4 |
| Hamilton Sundstrand Corporation | 4525 |
4 |
| Vestas Wind Systems A/S | 3459 |
4 |
| The Boeing Company | 19843 |
3 |
| General Electric Company | 18133 |
2 |
| Ansaldo Energia Switzerland AG | 293 |
2 |
| Chromalloy Gas Turbine LLC | 62 |
2 |
| Delta T Corporation | 37 |
2 |
| Embraer S.A. | 369 |
2 |
| Ratier-figeac SAS | 173 |
2 |
| The Research Foundation for The State University of New York | 1468 |
2 |
| Rolls-Royce Corporation | 1686 |
2 |
| Safran Aircraft Engines | 5739 |
2 |
| Textron Innovations Inc. | 2138 |
2 |
| Autres propriétaires | 40 |