Patent holdings for IPC class H02M 1/42

Total number of patents in this class: 3139

10-year publication summary

254
292
314
324
305
324
305
271
301
263
2014 2015 2016 2017 2018 2019 2020 2021 2022 2023

Principal owners for this class

Owner
All patents
This class
Mitsubishi Electric Corporation
43105
87
Texas Instruments Incorporated
19297
65
Fuji Electric Co., Ltd.
4628
60
Samsung Electronics Co., Ltd.
127467
58
Hyundai Motor Company
18124
55
Infineon Technologies Austria AG
1904
48
Semiconductor Components Industries, L.L.C.
5248
46
Huawei Digital Power Technologies Co. Ltd.
1298
46
Delta Electronics, Inc.
2357
42
Silergy Semiconductor Technology (Hangzhou) LTD
584
41
Tridonic GmbH & Co KG
901
41
Signify Holding B.V.
6703
36
Astec International Limited
202
35
STMicroelectronics S.r.l.
3685
34
Kia Motors Corporation
8040
34
Delta Electronics (Shanghai) Co., Ltd.
591
33
Huawei Technologies Co., Ltd.
96906
28
Daikin Industries, Ltd.
9267
27
Murata Manufacturing Co., Ltd.
21598
25
Rohm Co., Ltd.
5526
25
Other owners 2273