- 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 31/14 - Transmitting means between initiating means and power plants
Patent holdings for IPC class B64D 31/14
Total number of patents in this class: 117
10-year publication summary
|
7
|
4
|
10
|
12
|
18
|
21
|
19
|
14
|
8
|
4
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Pratt & Whitney Canada Corp. | 4215 |
9 |
| The Boeing Company | 19843 |
8 |
| SZ DJI Technology Co., Ltd | 6791 |
7 |
| Textron Innovations Inc. | 2138 |
7 |
| Airbus Helicopters | 984 |
5 |
| Lilium eAircraft GmbH | 71 |
4 |
| Rtx Corporation | 8674 |
4 |
| Honeywell International Inc. | 13799 |
3 |
| Hamilton Sundstrand Corporation | 4525 |
3 |
| Bell Helicopter Textron Inc. | 1122 |
3 |
| Rolls-Royce Corporation | 1686 |
3 |
| Rolls-Royce Deutschland Ltd & Co KG | 765 |
3 |
| Airbus Operations S.A.S. | 2407 |
2 |
| Rolls-Royce PLC | 2944 |
2 |
| Kawasaki Heavy Industries, Limited | 1524 |
2 |
| Purdue Research Foundation | 3277 |
2 |
| Dassault Aviation | 265 |
2 |
| GE Aviation Systems Limited | 257 |
2 |
| MAGicALL, Inc. | 10 |
2 |
| Mitsubishi Aircraft Corporation | 197 |
2 |
| Other owners | 42 |