Patent holdings for IPC class H02P 23/04

Total number of patents in this class: 269

10-year publication summary

8
18
16
32
33
23
20
30
26
20
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
Mitsubishi Electric Corporation
46295
21
Nidec Corporation
2668
14
Denso Corporation
24387
10
Robert Bosch GmbH
42742
9
Hitachi Astemo, Ltd.
6385
9
Siemens AG
24436
7
Nidec elesys Corporation
71
7
Panasonic Intellectual Property Management Co., Ltd.
31696
6
Hitachi Automotive Systems, Ltd.
3955
5
Daikin Industries, Ltd.
10047
5
Rockwell Automation Technologies, Inc.
2726
5
ABB Schweiz AG
7009
5
Meidensha Corporation
892
5
Tula Technology, Inc.
347
5
Minebea Mitsumi Inc.
1753
5
JTEKT Corporation
2508
4
NSK Ltd.
2789
4
Hitachi Industrial Equipment Systems Co., Ltd.
1464
4
Nippon Steel Corporation
6296
4
Rolls-Royce PLC
3125
3
Other owners 132