- All sections
- B - Performing operations; transporting
- B64C - Aeroplanes; helicopters
- B64C 13/12 - Dual control apparatus
Patent holdings for IPC class B64C 13/12
Total number of patents in this class: 84
10-year publication summary
|
9
|
7
|
15
|
7
|
8
|
9
|
2
|
10
|
5
|
1
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| BAE SYSTEMS plc | 2215 |
9 |
| The Boeing Company | 19843 |
6 |
| Bell Helicopter Textron Inc. | 1122 |
6 |
| Dassault Aviation | 265 |
6 |
| Safran Electronics & Defense | 1130 |
6 |
| Woodward MPC, Inc. | 13 |
5 |
| Airbus Operations S.A.S. | 2407 |
3 |
| Bombardier Inc. | 749 |
3 |
| Moog Inc. | 424 |
3 |
| Ratier Figeac | 35 |
3 |
| ST Engineering Aerospace Ltd. | 38 |
3 |
| Airbus Canada Limited Partnership | 106 |
3 |
| Airbus Helicopters | 984 |
2 |
| Hyundai Motor Company | 19021 |
2 |
| Ratier-figeac SAS | 173 |
2 |
| Sikorsky Aircraft Corporation | 1150 |
2 |
| Kia Corporation | 6450 |
2 |
| Lilium eAircraft GmbH | 71 |
2 |
| Mitsubishi Heavy Industries, Ltd. | 8217 |
1 |
| Airbus S.A.S. | 819 |
1 |
| Other owners | 14 |