Patent holdings for IPC class B64D 31/06

Total number of patents in this class: 735

10-year publication summary

62
80
75
109
88
74
63
55
37
1
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Pratt & Whitney Canada Corp.
4995
75
General Electric Company
13799
46
Kitty Hawk Corporation
305
31
The Boeing Company
20079
30
Rtx Corporation
9666
29
Airbus Helicopters
936
27
Textron Innovations Inc.
2377
27
Beta Air, LLC
625
21
Amazon Technologies, Inc.
27419
20
Rolls-Royce Corporation
1699
19
Rolls-Royce North American Technologies, Inc.
1152
18
Rolls-Royce PLC
3173
17
Sikorsky Aircraft Corporation
1090
14
Airbus Operations S.A.S.
2514
13
SZ DJI Technology Co., Ltd
6874
13
Skydio, Inc.
452
12
Safran Helicopter Engines
790
11
Honda Motor Co., Ltd.
25768
10
Honeywell International Inc.
13540
10
Archer Aviation Inc.
316
10
Other owners 282