- 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: 207
10-year publication summary
|
22
|
10
|
16
|
18
|
11
|
16
|
12
|
8
|
7
|
7
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| The Boeing Company | 20140 |
39 |
| Mitsubishi Heavy Industries, Ltd. | 9071 |
31 |
| Airbus Operations Limited | 1341 |
30 |
| Rolls-Royce PLC | 3215 |
10 |
| Airbus Operations S.L. | 562 |
6 |
| BAE SYSTEMS plc | 2471 |
6 |
| Mitsubishi Aircraft Corporation | 124 |
6 |
| Continuous Composites Inc. | 203 |
6 |
| Zsm Holdings LLC | 57 |
5 |
| Airbus Operations GmbH | 3436 |
4 |
| Textron Innovations Inc. | 2410 |
4 |
| Airbus Operations S.A.S. | 2544 |
3 |
| Simmonds Precision Products, Inc. | 191 |
3 |
| The Society of Japanese Aerospace Companies | 33 |
3 |
| Aviacomp | 3 |
3 |
| Airbus S.A.S. | 973 |
2 |
| Bell Helicopter Textron Inc. | 962 |
2 |
| Commercial Aerospace Plane Pty Limited | 4 |
2 |
| DAHER Aerospace | 107 |
2 |
| Robertson Fuel Systems, L.L.C. | 15 |
2 |
| Other owners | 38 |