- All sections
- B - Performing operationstransporting
- B64D - Equipment for fitting in or to aircraftflight suitsparachutesarrangement or mounting of power plants or propulsion transmissions in aircraft
- B64D 27/12 - Aircraft characterised by the type or position of power plants of gas-turbine type within, or attached to, wings
Patent holdings for IPC class B64D 27/12
Total number of patents in this class: 275
10-year publication summary
|
8
|
33
|
28
|
26
|
36
|
32
|
17
|
20
|
28
|
19
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| General Electric Company | 13858 |
63 |
| Rtx Corporation | 9568 |
31 |
| Safran Aircraft Engines | 6366 |
23 |
| Airbus Operations S.A.S. | 2502 |
21 |
| Rolls-Royce PLC | 3137 |
19 |
| The Boeing Company | 20151 |
14 |
| Pratt & Whitney Canada Corp. | 4880 |
14 |
| Textron Innovations Inc. | 2361 |
6 |
| General Electric Deutschland Holding GmbH | 52 |
6 |
| Electric Aviation Group Ltd | 28 |
6 |
| United Technologies Corporation | 2238 |
5 |
| Airbus S.A.S. | 935 |
4 |
| Rolls-Royce North American Technologies, Inc. | 1175 |
4 |
| General Electric Company Polska Sp. z o.o. | 76 |
4 |
| Hamilton Sundstrand Corporation | 4954 |
3 |
| Rohr, Inc. | 758 |
3 |
| Sikorsky Aircraft Corporation | 1096 |
3 |
| Airbus Operations S.L. | 551 |
2 |
| Airbus Operations Limited | 1288 |
2 |
| Bell Helicopter Textron Inc. | 1021 |
2 |
| Other owners | 40 |