- All sections
- B - Performing operations; transporting
- B64C - Aeroplanes; helicopters
- B64C 3/34 - Tanks constructed integrally with wings, e.g. for fuel or water
Patent holdings for IPC class B64C 3/34
Total number of patents in this class: 198
10-year publication summary
|
12
|
22
|
10
|
16
|
17
|
11
|
17
|
11
|
8
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| The Boeing Company | 19909 |
36 |
| Mitsubishi Heavy Industries, Ltd. | 8531 |
34 |
| Airbus Operations Limited | 1217 |
28 |
| Rolls-Royce PLC | 2988 |
10 |
| Mitsubishi Aircraft Corporation | 139 |
9 |
| Airbus Operations S.L. | 530 |
6 |
| BAE SYSTEMS plc | 2292 |
6 |
| Continuous Composites Inc. | 195 |
6 |
| Textron Innovations Inc. | 2192 |
4 |
| Zsm Holdings LLC | 58 |
4 |
| Airbus Operations GmbH | 3288 |
3 |
| Simmonds Precision Products, Inc. | 271 |
3 |
| The Society of Japanese Aerospace Companies | 36 |
3 |
| Aviacomp | 3 |
3 |
| Airbus Operations S.A.S. | 2441 |
2 |
| Airbus Defence and Space GmbH | 873 |
2 |
| Bell Helicopter Textron Inc. | 1085 |
2 |
| Commercial Aerospace Plane Pty Limited | 3 |
2 |
| DAHER Aerospace | 73 |
2 |
| Robertson Fuel Systems, L.L.C. | 16 |
2 |
| Other owners | 31 |