Patent holdings for IPC class H01H 13/20

Total number of patents in this class: 357

10-year publication summary

13
37
20
29
29
56
62
40
25
15
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Alps Alpine Co., Ltd.
2306
29
Omron Corporation
7360
22
Darfon Electronics Corp.
278
21
Dongguan City Kaihua Electronics Co., Ltd
156
20
Primax Electronics Ltd.
502
16
Panasonic Intellectual Property Management Co., Ltd.
33997
10
Pass & Seymour, Inc.
177
10
Lite-On Technology Corporation
892
9
IDEC Corporation
119
7
Apple Inc.
58742
5
Acer Incorporated
2182
5
Sunrex Technology Corp.
75
5
Honor Device Co., Ltd.
6826
5
Microsoft Technology Licensing, LLC
54466
4
Lite-On Electronics (Guangzhou) Limited
357
4
Guangdong Ruixun Electronic Technology Co., Ltd.
30
4
NEC Corporation
37004
3
Casio Computer Co., Ltd.
3496
3
Nintendo Co., Ltd.
3226
3
Milwaukee Electric Tool Corporation
4958
3
Other owners 169