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.
5356
81
General Electric Company
13822
45
Kitty Hawk Corporation
304
31
The Boeing Company
20131
30
Textron Innovations Inc.
2407
30
Airbus Helicopters
936
29
Rtx Corporation
9946
29
Beta Air, LLC
645
22
Amazon Technologies, Inc.
27873
20
Rolls-Royce Corporation
1681
19
Rolls-Royce North American Technologies, Inc.
1130
18
Rolls-Royce PLC
3188
17
Airbus Operations S.A.S.
2529
14
Sikorsky Aircraft Corporation
1071
14
SZ DJI Technology Co., Ltd
6916
13
Skydio, Inc.
510
12
Archer Aviation Inc.
371
12
Safran Helicopter Engines
819
11
Honda Motor Co., Ltd.
25903
10
Honeywell International Inc.
12758
10
Other owners 291