Patent holdings for IPC class H02P 23/04

Total number of patents in this class: 292

10-year publication summary

18
18
32
33
23
20
31
27
30
16
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Mitsubishi Electric Corporation
48018
23
Nidec Corporation
2817
14
Hitachi Astemo, Ltd.
6410
11
Denso Corporation
25534
10
Robert Bosch GmbH
44160
8
Siemens AG
24029
7
Nidec elesys Corporation
67
7
Panasonic Intellectual Property Management Co., Ltd.
33997
6
Daikin Industries, Ltd.
10499
6
Hitachi Automotive Systems, Ltd.
3954
5
Rockwell Automation Technologies, Inc.
2803
5
ABB Schweiz AG
7607
5
FANUC Corporation
7217
5
Meidensha Corporation
929
5
Tula Technology, Inc.
352
5
Minebea Mitsumi Inc.
1943
5
Toyota Motor Corporation
35772
4
JTEKT Corporation
2583
4
NSK Ltd.
2834
4
Hitachi Industrial Equipment Systems Co., Ltd.
1541
4
Other owners 149