Patent holdings for IPC class B64D 31/06

Total number of patents in this class: 758

10-year publication summary

64
80
77
120
89
74
68
60
43
17
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Pratt & Whitney Canada Corp.
5358
81
General Electric Company
13823
45
Kitty Hawk Corporation
304
31
The Boeing Company
20137
30
Textron Innovations Inc.
2407
30
Airbus Helicopters
945
29
Rtx Corporation
9966
29
Beta Air, LLC
645
22
Amazon Technologies, Inc.
27894
20
Rolls-Royce Corporation
1671
19
Rolls-Royce North American Technologies, Inc.
1123
18
Rolls-Royce PLC
3197
17
Airbus Operations S.A.S.
2538
14
Sikorsky Aircraft Corporation
1071
14
SZ DJI Technology Co., Ltd
6917
13
Skydio, Inc.
511
12
Archer Aviation Inc.
372
12
Safran Helicopter Engines
823
11
Honda Motor Co., Ltd.
25913
10
Honeywell International Inc.
12762
10
Other owners 291