- 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 | 20025 |
72 |
| Airbus Operations Limited | 1256 |
26 |
| Airbus Operations GmbH | 3325 |
14 |
| Mitsubishi Heavy Industries, Ltd. | 8657 |
9 |
| Airbus Operations S.L. | 534 |
9 |
| Saab AB | 809 |
8 |
| Bell Helicopter Textron Inc. | 1052 |
7 |
| Rohr, Inc. | 747 |
7 |
| Gulfstream Aerospace Corporation | 669 |
6 |
| Textron Innovations Inc. | 2295 |
6 |
| Continuous Composites Inc. | 198 |
6 |
| Leonardo S.p.A. | 657 |
5 |
| Wisk Aero LLC | 217 |
4 |
| BAE SYSTEMS plc | 2334 |
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. | 897 |
2 |
| Other owners | 46 |