- 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 29/00 - Power-plant nacelles, fairings or cowlings
Patent holdings for IPC class B64D 29/00
Total number of patents in this class: 612
10-year publication summary
45
|
76
|
65
|
62
|
69
|
48
|
30
|
37
|
29
|
10
|
2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Rohr, Inc. | 745 |
69 |
The Boeing Company | 20048 |
63 |
Safran Nacelles | 713 |
51 |
Airbus Operations S.A.S. | 2471 |
48 |
Rtx Corporation | 9352 |
47 |
Safran Aircraft Engines | 6271 |
40 |
Aircelle | 478 |
32 |
General Electric Company | 13762 |
31 |
Pratt & Whitney Canada Corp. | 4722 |
30 |
SNECMA S.A. | 1147 |
11 |
Rolls-Royce Deutschland Ltd & Co KG | 815 |
8 |
MRA Systems, LLC | 65 |
7 |
Electric Aviation Group Ltd | 28 |
7 |
Rolls-Royce PLC | 3088 |
6 |
Rolls-Royce Corporation | 1736 |
6 |
SAFRAN S.A. | 614 |
5 |
Hamilton Sundstrand Corporation | 4860 |
5 |
Gulfstream Aerospace Corporation | 669 |
5 |
Rolls-Royce North American Technologies, Inc. | 1168 |
5 |
Safran Helicopter Engines | 756 |
5 |
Other owners | 131 |