Patent holdings for IPC class H01F 3/02

Total number of patents in this class: 211

10-year publication summary

8
12
19
28
26
16
25
22
17
3
2015 2016 2017 2018 2019 2020 2021 2022 2023 2024

Principal owners for this class

Owner
All patents
This class
Siemens AG
24917
14
JFE Steel Corporation
6104
11
Nippon Steel Corporation
5665
11
Hitachi Energy Ltd.
1930
8
Atlas Copco Airpower, naamloze vennootschap
921
7
Voestalpine Stahl GmbH
311
5
Feintool International Holding AG
113
4
Hangnam Co., Ltd.
6
4
Siemens Energy Global GmbH & Co. KG
2778
4
General Electric Company
18130
3
International Business Machines Corporation
60245
3
Hitachi, Ltd.
16451
3
Panasonic Intellectual Property Management Co., Ltd.
27909
3
Aperam
106
3
BMC Co., Ltd.
39
3
Mitsui High-tec, Inc.
265
3
Toshiba Materials Co., Ltd.
600
3
Vacuumschmelze GmbH & Co. KG
250
3
Beijing Naura Microelectronics Equipment Co., Ltd.
435
3
voestalpine Automotive Components Dettingen GmbH & Co. KG
22
3
Other owners 110