Patent holdings for IPC class B64D 33/04

Total number of patents in this class: 579

10-year publication summary

37
47
56
52
47
50
44
23
29
24
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
Rtx Corporation
9601
50
The Boeing Company
20186
48
Pratt & Whitney Canada Corp.
4958
37
Jetoptera, Inc.
95
35
General Electric Company
13830
34
Aircelle
474
24
Safran Aircraft Engines
6410
24
Airbus Operations S.A.S.
2510
23
Rohr, Inc.
760
22
Safran Nacelles
729
16
Textron Innovations Inc.
2369
16
Rolls-Royce North American Technologies, Inc.
1177
13
Rolls-Royce PLC
3159
12
United Technologies Corporation
2233
9
Bell Helicopter Textron Inc.
1018
9
Sikorsky Aircraft Corporation
1091
9
Centre National de La Recherche Scientifique
10706
8
Airbus S.A.S.
941
8
MTU Aero Engines AG
699
8
Airbus Operations GmbH
3381
7
Other owners 167