- All sections
- B - Performing operationstransporting
- B64C - Aeroplaneshelicopters
- B64C 3/56 - Folding or collapsing to reduce overall dimensions of aircraft
Patent holdings for IPC class B64C 3/56
Total number of patents in this class: 602
10-year publication summary
|
47
|
74
|
59
|
89
|
67
|
40
|
42
|
47
|
35
|
28
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Airbus Operations Limited | 1287 |
91 |
| The Boeing Company | 20161 |
89 |
| Airbus Operations GmbH | 3366 |
43 |
| Textron Innovations Inc. | 2359 |
36 |
| Anduril Industries Inc. | 169 |
20 |
| SZ DJI Technology Co., Ltd | 6866 |
17 |
| AeroVironment, Inc. | 541 |
11 |
| Bell Helicopter Textron Inc. | 1023 |
9 |
| Raytheon Company | 8399 |
8 |
| Northrop Grumman Systems Corporation | 2936 |
8 |
| Bell Helicopter Rhode Island, Inc. | 52 |
8 |
| Goodrich Actuation Systems Limited | 251 |
8 |
| Leonardo S.p.A. | 672 |
6 |
| SG Investment America, Inc. | 63 |
6 |
| Lockheed Martin Corporation | 3273 |
5 |
| Israel Aerospace Industries Ltd. | 521 |
5 |
| Piasecki Aircraft Corporation | 38 |
5 |
| Simmonds Precision Products, Inc. | 268 |
5 |
| Pterodynamics Inc | 6 |
5 |
| Amazon Technologies, Inc. | 27161 |
4 |
| Other owners | 213 |