- All sections
- B - Performing operations; transporting
- B64C - Aeroplanes; helicopters
- B64C 25/20 - Operating mechanisms mechanical
Patent holdings for IPC class B64C 25/20
Total number of patents in this class: 174
10-year publication summary
|
13
|
14
|
9
|
19
|
18
|
24
|
15
|
11
|
20
|
3
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| The Boeing Company | 19843 |
23 |
| Safran Landing Systems | 621 |
19 |
| Safran Landing Systems UK Ltd | 165 |
19 |
| Goodrich Corporation | 2081 |
18 |
| Airbus Operations Limited | 1157 |
12 |
| Messier-Bugatti-Dowty | 243 |
9 |
| Airbus Operations S.A.S. | 2407 |
7 |
| Messier-dowty Limited | 97 |
5 |
| Safran Landing Systems Canada Inc. / Safran Systemes D'atterrissage Canada Inc. | 101 |
5 |
| Safran Landing Systems UK LTD | 28 |
5 |
| DZYNE Technologies, Inc. | 12 |
4 |
| General Atomics Aeronautical Systems, Inc. | 90 |
4 |
| Otto Aviation Group | 6 |
4 |
| Georgia Tech Research Corporation | 2453 |
3 |
| Textron Innovations Inc. | 2138 |
3 |
| Airbus Helicopters | 984 |
2 |
| Amazon Technologies, Inc. | 24422 |
2 |
| E.B. Robinson Ltd. | 7 |
2 |
| Liebherr-Aerospace Lindenberg GmbH | 113 |
2 |
| Messier-dowty SA | 24 |
2 |
| Other owners | 24 |