- All sections
- B - Performing operationstransporting
- B64C - Aeroplaneshelicopters
- B64C 3/20 - Integral or sandwich constructions
Patent holdings for IPC class B64C 3/20
Total number of patents in this class: 245
10-year publication summary
20
|
17
|
18
|
29
|
18
|
22
|
19
|
9
|
4
|
4
|
2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
The Boeing Company | 20013 |
72 |
Airbus Operations Limited | 1254 |
26 |
Airbus Operations GmbH | 3320 |
14 |
Mitsubishi Heavy Industries, Ltd. | 8647 |
9 |
Airbus Operations S.L. | 533 |
9 |
Saab AB | 809 |
8 |
Bell Helicopter Textron Inc. | 1052 |
7 |
Rohr, Inc. | 746 |
7 |
Gulfstream Aerospace Corporation | 669 |
6 |
Textron Innovations Inc. | 2252 |
6 |
Continuous Composites Inc. | 198 |
6 |
Leonardo S.p.A. | 656 |
5 |
Wisk Aero LLC | 217 |
4 |
BAE SYSTEMS plc | 2327 |
3 |
DAHER Aerospace | 78 |
3 |
GKN Aerospace Services Limited | 141 |
3 |
Salver S.p.A. | 5 |
3 |
Societe Lorraine de Construction Aeronautique | 17 |
3 |
Sierra Nevada Company, LLC | 150 |
3 |
Airbus S.A.S. | 896 |
2 |
Other owners | 46 |