- All sections
- B - Performing operations; transporting
- B64C - Aeroplanes; helicopters
- B64C 13/28 - Transmitting means without power amplification or where power amplification is irrelevant mechanical
Patent holdings for IPC class B64C 13/28
Total number of patents in this class: 409
10-year publication summary
|
36
|
48
|
39
|
42
|
50
|
35
|
38
|
31
|
28
|
8
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| The Boeing Company | 19843 |
62 |
| Airbus Operations GmbH | 3188 |
36 |
| Goodrich Actuation Systems SAS | 134 |
32 |
| Hamilton Sundstrand Corporation | 4525 |
30 |
| Goodrich Actuation Systems Limited | 221 |
20 |
| Safran Electronics & Defense | 1130 |
16 |
| Liebherr-Aerospace Lindenberg GmbH | 113 |
15 |
| Bombardier Inc. | 749 |
12 |
| Moog Inc. | 424 |
12 |
| Airbus Operations Limited | 1157 |
8 |
| Parker Intangibles LLC | 1237 |
8 |
| Airbus Operations S.A.S. | 2407 |
7 |
| Ratier-figeac SAS | 173 |
7 |
| Eaton Intelligent Power Limited | 6113 |
7 |
| BAE SYSTEMS plc | 2215 |
6 |
| Bell Helicopter Textron Inc. | 1122 |
6 |
| Airbus Helicopters | 984 |
4 |
| AeroVironment, Inc. | 499 |
4 |
| Nabtesco Corporation | 871 |
4 |
| Textron Innovations Inc. | 2138 |
4 |
| Other owners | 109 |