- All sections
- B - Performing operations; transporting
- B64C - Aeroplanes; helicopters
- B64C 3/20 - Integral or sandwich constructions
Patent holdings for IPC class B64C 3/20
Total number of patents in this class: 240
10-year publication summary
|
15
|
20
|
17
|
18
|
29
|
18
|
21
|
19
|
8
|
1
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| The Boeing Company | 19843 |
69 |
| Airbus Operations Limited | 1157 |
26 |
| Airbus Operations GmbH | 3188 |
15 |
| Mitsubishi Heavy Industries, Ltd. | 8217 |
9 |
| Airbus Operations S.L. | 511 |
8 |
| Saab AB | 814 |
8 |
| Bell Helicopter Textron Inc. | 1122 |
7 |
| Gulfstream Aerospace Corporation | 658 |
6 |
| Textron Innovations Inc. | 2138 |
6 |
| Continuous Composites Inc. | 201 |
6 |
| Leonardo S.p.A. | 605 |
5 |
| Rohr, Inc. | 653 |
5 |
| Wisk Aero LLC | 173 |
4 |
| Airbus Operations S.A.S. | 2407 |
3 |
| BAE SYSTEMS plc | 2215 |
3 |
| DAHER Aerospace | 67 |
3 |
| GKN Aerospace Services Limited | 129 |
3 |
| Salver S.p.A. | 5 |
3 |
| Sierra Nevada Corporation | 42 |
3 |
| Societe Lorraine de Construction Aeronautique | 18 |
3 |
| Other owners | 45 |