Patent holdings for IPC class F02C 9/40

Total number of patents in this class: 457

10-year publication summary

21
19
13
15
14
31
63
70
44
8
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
General Electric Company
13773
46
Rolls-Royce PLC
3172
46
Mitsubishi Heavy Industries, Ltd.
8962
40
GE Infrastructure Technology, LLC
6207
35
Mitsubishi Power, Ltd.
1817
35
Rtx Corporation
9746
22
Pratt & Whitney Canada Corp.
5056
21
IHI Corporation
3494
16
Kawasaki Jukogyo Kabushiki Kaisha (trading as Kawasaki Heavy Industries, Ltd.)
3144
12
Safran Aircraft Engines
6467
11
Siemens AG
24286
10
Siemens Energy Global GmbH & Co. KG
3160
10
Mitsubishi Hitachi Power Systems, Ltd.
991
7
Nuovo Pignone Tecnologie S.r.l.
1107
7
BJ Energy Solutions, LLC (formerly TES Asset Acquisition, LLC)
222
7
8 Rivers Capital, LLC
240
6
Gas Turbine Efficiency Sweden AB
25
6
Kawasaki Heavy Industries, Limited
1630
5
GE Energy Products France SNC
24
5
Ansaldo Energia S.p.A.
126
4
Other owners 106