- All sections
- B - Performing operationstransporting
- B64C - Aeroplaneshelicopters
- B64C 13/40 - Transmitting means with power amplification using fluid pressure
Patent holdings for IPC class B64C 13/40
Total number of patents in this class: 201
10-year publication summary
|
15
|
19
|
32
|
16
|
24
|
13
|
15
|
8
|
14
|
7
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| The Boeing Company | 20160 |
56 |
| Goodrich Actuation Systems SAS | 185 |
16 |
| Microtecnica S.r.l. | 100 |
12 |
| Airbus Operations GmbH | 3446 |
11 |
| Woodward, Inc. | 674 |
10 |
| Hamilton Sundstrand Corporation | 5015 |
8 |
| Nabtesco Corporation | 862 |
8 |
| Textron Innovations Inc. | 2444 |
7 |
| Liebherr-Aerospace Lindenberg GmbH | 132 |
6 |
| Airbus Operations S.A.S. | 2556 |
5 |
| Mitsubishi Heavy Industries, Ltd. | 9128 |
4 |
| Airbus Operations Limited | 1344 |
4 |
| Bell Helicopter Textron Inc. | 961 |
3 |
| Goodrich Actuation Systems Limited | 260 |
3 |
| Parker Intangibles LLC | 1169 |
3 |
| Northrop Grumman Systems Corporation | 2921 |
2 |
| Bombardier Inc. | 761 |
2 |
| Gulfstream Aerospace Corporation | 677 |
2 |
| Leonardo S.p.A. | 699 |
2 |
| Saab AB | 829 |
2 |
| Other owners | 35 |