- 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: 853
10-year publication summary
|
65
|
63
|
89
|
109
|
89
|
73
|
48
|
45
|
42
|
27
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| The Boeing Company | 20212 |
279 |
| Airbus Operations Limited | 1361 |
124 |
| Airbus Operations GmbH | 3476 |
46 |
| Airbus Operations S.L. | 560 |
39 |
| Airbus Operations S.A.S. | 2581 |
22 |
| Mitsubishi Heavy Industries, Ltd. | 9231 |
21 |
| Textron Innovations Inc. | 2543 |
18 |
| Bell Helicopter Textron Inc. | 956 |
13 |
| Leonardo S.p.A. | 707 |
12 |
| AeroVironment, Inc. | 585 |
10 |
| Gulfstream Aerospace Corporation | 680 |
8 |
| Airbus S.A.S. | 992 |
7 |
| Rohr, Inc. | 778 |
7 |
| Saab AB | 827 |
7 |
| Mitsubishi Aircraft Corporation | 124 |
6 |
| Spirit AeroSystems, Inc. | 282 |
6 |
| Joby Aero, Inc. | 386 |
6 |
| Continuous Composites Inc. | 206 |
6 |
| Northrop Grumman Systems Corporation | 2913 |
5 |
| Otto Aviation Group | 6 |
5 |
| Other owners | 206 |