- All sections
- B - Performing operationstransporting
- B64C - Aeroplaneshelicopters
- 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: 440
10-year publication summary
|
39
|
42
|
50
|
35
|
38
|
32
|
28
|
27
|
20
|
6
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| The Boeing Company | 20212 |
64 |
| Airbus Operations GmbH | 3476 |
40 |
| Goodrich Actuation Systems SAS | 186 |
40 |
| Hamilton Sundstrand Corporation | 5013 |
33 |
| Goodrich Actuation Systems Limited | 262 |
24 |
| Safran Electronics & Defense | 1394 |
16 |
| Liebherr-Aerospace Lindenberg GmbH | 132 |
15 |
| Moog Inc. | 431 |
13 |
| Bombardier Inc. | 765 |
12 |
| Airbus Operations Limited | 1361 |
10 |
| BAE SYSTEMS plc | 2524 |
9 |
| Parker Intangibles LLC | 1163 |
9 |
| Ratier-figeac SAS | 204 |
9 |
| Eaton Intelligent Power Limited | 6291 |
7 |
| Airbus Operations S.A.S. | 2581 |
6 |
| Textron Innovations Inc. | 2543 |
6 |
| Raytheon Company | 8447 |
4 |
| AeroVironment, Inc. | 585 |
4 |
| Bell Helicopter Textron Inc. | 956 |
4 |
| Nabtesco Corporation | 858 |
4 |
| Other owners | 111 |