Patent holdings for IPC class H01H 3/42

Total number of patents in this class: 222

10-year publication summary

20
21
18
16
8
14
7
4
8
6
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Eaton Intelligent Power Limited
6243
24
Siemens AG
24029
23
Maschinenfabrik Reinhausen GmbH
582
9
Omron Corporation
7360
8
Siemens Energy Global GmbH & Co. KG
3345
8
ABB Schweiz AG
7607
7
ABB Technology AG
1224
6
General Electric Technology GmbH
1337
5
Hitachi Energy Ltd.
2579
5
Illinois Tool Works Inc.
11863
4
Alstom Technology Ltd
1045
4
Lsis Co., Ltd.
814
4
Pizzato Elettrica S.r.l.
103
4
Seari Electric Technology Co., Ltd.
101
4
Zhejiang Chint Electrics Co., Ltd.
235
4
Eaton Corporation
1804
3
Mitsubishi Electric Corporation
48018
3
Hubbell Incorporated
3442
3
ABB Oy
168
3
Schneider Electric Industries SAS
1593
3
Other owners 88