- 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: 327
10-year publication summary
|
20
|
23
|
21
|
27
|
28
|
28
|
28
|
24
|
17
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Goodrich Corporation | 2185 |
106 |
| Safran Landing Systems | 750 |
73 |
| Airbus Operations Limited | 1299 |
25 |
| The Boeing Company | 20104 |
19 |
| Honeywell International Inc. | 13566 |
13 |
| Messier-Bugatti-Dowty | 226 |
13 |
| Safran Landing Systems UK Ltd | 188 |
9 |
| Messier-Bugatti | 38 |
7 |
| Meggitt Aircraft Braking Systems Corporation | 29 |
5 |
| Safran Landing Systems Canada Inc. / Safran Systemes D'atterrissage Canada Inc. | 102 |
5 |
| Ratier-figeac SAS | 205 |
4 |
| Airbus Operations S.A.S. | 2512 |
3 |
| Goodrich Actuation Systems Limited | 252 |
3 |
| Airbus Helicopters | 935 |
2 |
| Beihang University | 536 |
2 |
| Bombardier Inc. | 762 |
2 |
| Honda Patents & Technologies North America, LLC | 31 |
2 |
| Simmonds Precision Products, Inc. | 191 |
2 |
| Woodward, Inc. | 665 |
2 |
| Tusas- Turk Havacilik ve Uzay Sanayii Anonim Sirketi | 311 |
2 |
| Other owners | 28 |