- All sections
- B - Performing operationstransporting
- B64C - Aeroplaneshelicopters
- 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: 200
10-year publication summary
|
12
|
20
|
10
|
16
|
18
|
10
|
16
|
12
|
8
|
6
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| The Boeing Company | 20139 |
38 |
| Mitsubishi Heavy Industries, Ltd. | 8823 |
30 |
| Airbus Operations Limited | 1283 |
30 |
| Rolls-Royce PLC | 3138 |
10 |
| Mitsubishi Aircraft Corporation | 136 |
8 |
| Airbus Operations S.L. | 544 |
6 |
| BAE SYSTEMS plc | 2361 |
6 |
| Continuous Composites Inc. | 202 |
6 |
| Zsm Holdings LLC | 61 |
5 |
| Airbus Operations GmbH | 3361 |
4 |
| Textron Innovations Inc. | 2346 |
4 |
| Simmonds Precision Products, Inc. | 269 |
3 |
| The Society of Japanese Aerospace Companies | 33 |
3 |
| Aviacomp | 3 |
3 |
| Airbus Operations S.A.S. | 2497 |
2 |
| Bell Helicopter Textron Inc. | 1060 |
2 |
| Commercial Aerospace Plane Pty Limited | 4 |
2 |
| DAHER Aerospace | 79 |
2 |
| Robertson Fuel Systems, L.L.C. | 15 |
2 |
| Short Brothers plc | 73 |
2 |
| Other owners | 32 |