Patent holdings for IPC class F02C 9/00

Total number of patents in this class: 1084

10-year publication summary

70
66
62
49
69
73
50
66
41
31
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
Rtx Corporation
9568
105
General Electric Company
13858
101
GE Infrastructure Technology, LLC
6196
96
Pratt & Whitney Canada Corp.
4880
81
United Technologies Corporation
2238
54
Mitsubishi Heavy Industries, Ltd.
8861
46
Safran Aircraft Engines
6366
42
Mitsubishi Power, Ltd.
1809
41
Rolls-Royce Corporation
1749
38
Rolls-Royce PLC
3137
31
Mitsubishi Hitachi Power Systems, Ltd.
991
29
Siemens AG
24342
24
Airbus Helicopters
944
21
Rolls-Royce North American Technologies, Inc.
1175
20
Nuovo Pignone Tecnologie S.r.l.
1033
20
Honeywell International Inc.
13547
16
Hamilton Sundstrand Corporation
4954
16
Solar Turbines Incorporated
485
12
Hitachi, Ltd.
15655
11
Dalian University of Technology
1538
11
Other owners 269