- All sections
- B - Performing operations; transporting
- B64D - Equipment for fitting in or to aircraft; flight suits; parachutes; arrangements or mounting of power plants or propulsion transmissions in aircraft
- B64D 27/12 - Aircraft characterised by the type or position of power plant of gas-turbine type within, or attached to, wing
Patent holdings for IPC class B64D 27/12
Total number of patents in this class: 254
10-year publication summary
|
8
|
34
|
28
|
28
|
36
|
32
|
18
|
18
|
30
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| General Electric Company | 17801 |
51 |
| Rtx Corporation | 9069 |
31 |
| Safran Aircraft Engines | 6021 |
22 |
| Airbus Operations S.A.S. | 2435 |
20 |
| Rolls-Royce PLC | 2976 |
19 |
| Pratt & Whitney Canada Corp. | 4428 |
13 |
| The Boeing Company | 19900 |
12 |
| Electric Aviation Group Ltd | 28 |
6 |
| United Technologies Corporation | 2259 |
5 |
| Textron Innovations Inc. | 2189 |
5 |
| Rolls-Royce North American Technologies, Inc. | 1131 |
4 |
| General Electric Company Polska Sp. z o.o. | 56 |
4 |
| General Electric Deutschland Holding GmbH | 41 |
4 |
| Airbus S.A.S. | 854 |
3 |
| Hamilton Sundstrand Corporation | 4712 |
3 |
| Bell Helicopter Textron Inc. | 1086 |
3 |
| Rohr, Inc. | 720 |
3 |
| Sikorsky Aircraft Corporation | 1126 |
3 |
| Airbus Operations S.L. | 530 |
2 |
| Airbus Operations Limited | 1217 |
2 |
| Other owners | 39 |