- All sections
- B - Performing operationstransporting
- B64C - Aeroplaneshelicopters
- B64C 3/18 - SparsRibsStringers
Patent holdings for IPC class B64C 3/18
Total number of patents in this class: 852
10-year publication summary
|
65
|
63
|
89
|
109
|
89
|
73
|
48
|
45
|
43
|
16
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| The Boeing Company | 20131 |
276 |
| Airbus Operations Limited | 1334 |
121 |
| Airbus Operations GmbH | 3419 |
45 |
| Airbus Operations S.L. | 559 |
39 |
| Airbus Operations S.A.S. | 2529 |
23 |
| Mitsubishi Heavy Industries, Ltd. | 9041 |
21 |
| Textron Innovations Inc. | 2407 |
18 |
| Bell Helicopter Textron Inc. | 967 |
13 |
| Leonardo S.p.A. | 694 |
12 |
| AeroVironment, Inc. | 565 |
10 |
| Airbus UK Limited | 63 |
9 |
| Gulfstream Aerospace Corporation | 676 |
8 |
| Airbus S.A.S. | 965 |
7 |
| Rohr, Inc. | 774 |
7 |
| Saab AB | 822 |
7 |
| Mitsubishi Aircraft Corporation | 124 |
6 |
| Spirit AeroSystems, Inc. | 281 |
6 |
| Joby Aero, Inc. | 355 |
6 |
| Continuous Composites Inc. | 203 |
6 |
| Northrop Grumman Systems Corporation | 2937 |
5 |
| Other owners | 207 |