- All sections
- B - Performing operationstransporting
- B64C - Aeroplaneshelicopters
- B64C 27/605 - Transmitting means, e.g. interrelated with initiating means or means acting on blades mechanical including swash plate, spider or cam mechanisms
Patent holdings for IPC class B64C 27/605
Total number of patents in this class: 281
10-year publication summary
|
21
|
35
|
27
|
22
|
23
|
18
|
19
|
13
|
8
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Bell Helicopter Textron Inc. | 1009 |
50 |
| Textron Innovations Inc. | 2377 |
41 |
| Sikorsky Aircraft Corporation | 1089 |
27 |
| The Boeing Company | 20101 |
11 |
| Airbus Helicopters | 935 |
11 |
| AeroVironment, Inc. | 551 |
8 |
| Airbus Helicopters Deutschland GmbH | 324 |
7 |
| Lockheed Martin Corporation | 3275 |
6 |
| Leonardo S.p.A. | 682 |
5 |
| Supernal LLC, AKA Supernal | 120 |
5 |
| Airbus Helicopters Technik GmbH | 30 |
5 |
| Skyworks Global Inc | 42 |
4 |
| Bell Textron Rhode Island Inc. | 71 |
4 |
| Eagle Technologies, LLC | 5 |
4 |
| Microtecnica S.r.l. | 92 |
3 |
| Moog Inc. | 431 |
3 |
| FLIR Unmanned Aerial Systems AS | 38 |
3 |
| ZF Friedrichshafen AG | 7202 |
2 |
| Board of Regents, The University of Texas System | 5989 |
2 |
| Kawasaki Heavy Industries, Limited | 1626 |
2 |
| Other owners | 78 |