- All sections
- B - Performing operationstransporting
- B64C - Aeroplaneshelicopters
- B64C 25/44 - Actuating mechanisms
Patent holdings for IPC class B64C 25/44
Total number of patents in this class: 332
10-year publication summary
|
21
|
23
|
22
|
29
|
29
|
29
|
29
|
26
|
18
|
7
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Goodrich Corporation | 2181 |
107 |
| Safran Landing Systems | 775 |
75 |
| Airbus Operations Limited | 1344 |
24 |
| The Boeing Company | 20163 |
19 |
| Honeywell International Inc. | 12772 |
13 |
| Messier-Bugatti-Dowty | 225 |
13 |
| Safran Landing Systems UK Ltd | 189 |
10 |
| Messier-Bugatti | 31 |
7 |
| Meggitt Aircraft Braking Systems Corporation | 31 |
5 |
| Safran Landing Systems Canada Inc. / Safran Systemes D'atterrissage Canada Inc. | 102 |
5 |
| Ratier-figeac SAS | 205 |
4 |
| Airbus Operations S.A.S. | 2556 |
3 |
| Airbus Helicopters | 952 |
3 |
| Goodrich Actuation Systems Limited | 260 |
3 |
| Beihang University | 560 |
2 |
| Bombardier Inc. | 761 |
2 |
| Honda Patents & Technologies North America, LLC | 30 |
2 |
| Simmonds Precision Products, Inc. | 190 |
2 |
| Tusas- Turk Havacilik ve Uzay Sanayii Anonim Sirketi | 337 |
2 |
| Toyota Motor Corporation | 35813 |
1 |
| Other owners | 30 |