Patent holdings for IPC class H01H 3/42

Total number of patents in this class: 224

10-year publication summary

20
19
17
14
7
13
7
4
8
2
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Siemens AG
24278
24
Eaton Intelligent Power Limited
6109
24
Maschinenfabrik Reinhausen GmbH
745
9
Omron Corporation
7332
8
Siemens Energy Global GmbH & Co. KG
3166
8
ABB Schweiz AG
7313
7
ABB Technology AG
1236
6
General Electric Technology GmbH
1356
5
Hitachi Energy Ltd.
2405
5
Illinois Tool Works Inc.
11660
4
Alstom Technology Ltd
1075
4
Lsis Co., Ltd.
815
4
Pizzato Elettrica S.r.l.
99
4
Seari Electric Technology Co., Ltd.
102
4
Zhejiang Chint Electrics Co., Ltd.
228
4
Eaton Corporation
1812
3
Mitsubishi Electric Corporation
47352
3
Hubbell Incorporated
3360
3
ABB Oy
155
3
Schneider Electric Industries SAS
1542
3
Other owners 89