- All sections
- B - Performing operationstransporting
- B64C - Aeroplaneshelicopters
- B64C 1/38 - Constructions adapted to reduce effects of aerodynamic or other external heating
Patent holdings for IPC class B64C 1/38
Total number of patents in this class: 150
10-year publication summary
|
16
|
11
|
7
|
11
|
7
|
21
|
10
|
7
|
7
|
3
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| The Boeing Company | 20090 |
56 |
| General Electric Company | 13806 |
19 |
| Lockheed Martin Corporation | 3275 |
4 |
| Joby Aero, Inc. | 310 |
4 |
| Airbus Operations GmbH | 3343 |
3 |
| Mitsubishi Aircraft Corporation | 136 |
3 |
| Rtx Corporation | 9419 |
3 |
| Mitsubishi Heavy Industries, Ltd. | 8764 |
2 |
| Airbus Operations S.A.S. | 2486 |
2 |
| Airbus Operations Limited | 1267 |
2 |
| Raytheon Company | 8387 |
2 |
| Airbus Helicopters Deutschland GmbH | 330 |
2 |
| MBDA France | 232 |
2 |
| Rohr, Inc. | 748 |
2 |
| Smiths Interconnect, Inc | 27 |
2 |
| Pratt & Whitney Canada Corp. | 4796 |
1 |
| Northrop Grumman Systems Corporation | 2933 |
1 |
| Hamilton Sundstrand Corporation | 4900 |
1 |
| Aerostar International, Inc. | 5 |
1 |
| Airbus Group SAS | 83 |
1 |
| Other owners | 37 |