- 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: 194
10-year publication summary
|
17
|
12
|
22
|
10
|
16
|
17
|
11
|
18
|
11
|
2
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| The Boeing Company | 19843 |
36 |
| Mitsubishi Heavy Industries, Ltd. | 8217 |
33 |
| Airbus Operations Limited | 1157 |
27 |
| Rolls-Royce PLC | 2944 |
10 |
| Mitsubishi Aircraft Corporation | 197 |
10 |
| Airbus Operations S.L. | 511 |
6 |
| BAE SYSTEMS plc | 2215 |
6 |
| Continuous Composites Inc. | 201 |
6 |
| Textron Innovations Inc. | 2138 |
4 |
| Airbus Operations GmbH | 3188 |
3 |
| Simmonds Precision Products, Inc. | 286 |
3 |
| The Society of Japanese Aerospace Companies | 37 |
3 |
| Aviacomp | 3 |
3 |
| Zsm Holdings LLC | 52 |
3 |
| Airbus Operations S.A.S. | 2407 |
2 |
| Airbus Defence and Space GmbH | 886 |
2 |
| Bell Helicopter Textron Inc. | 1122 |
2 |
| Commercial Aerospace Plane Pty Limited | 3 |
2 |
| DAHER Aerospace | 67 |
2 |
| Robertson Fuel Systems, L.L.C. | 15 |
2 |
| Other owners | 29 |