Patent holdings for IPC class F03D 9/32

Total number of patents in this class: 166

10-year publication summary

32
33
42
33
40
42
45
44
41
8
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Hamilton Sundstrand Corporation
5014
13
Purus Power Corporation
22
5
FCA US LLC
3389
4
Eco Technology Co., Ltd.
9
4
K&N Engineering, Inc.
453
4
Hyundai Motor Company
23688
3
Siemens Gamesa Renewable Energy A/S
1928
3
Flower Turbines Inc.
30
3
Perumala Holdings, LLC (a Belize Limited Liability company)
30
3
Kia Corporation
11444
3
Toyota Motor Corporation
34545
2
Honeywell International Inc.
12796
2
Mitsubishi Heavy Industries, Ltd.
9016
2
NTN Corporation
4940
2
The Johns Hopkins University
5813
2
Carrier Corporation
3968
2
The Yokohama Rubber Co., Ltd.
4099
2
Continuum Dynamics, Inc.
15
2
Korea Maritime University Industry-Academic Cooperation Foundation
64
2
Messer Gaspack GmbH
24
2
Other owners 101