Patent holdings for IPC class H01C 17/28

Total number of patents in this class: 327

10-year publication summary

33
37
35
33
29
23
18
16
24
14
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
KOA Corporation
426
35
TDK Electronics AG
1014
30
Panasonic Intellectual Property Management Co., Ltd.
34335
23
Rohm Co., Ltd.
6885
22
Murata Manufacturing Co., Ltd.
25847
21
Vishay Dale Electronics, LLC
119
20
Samsung Electro-mechanics Co., Ltd.
6134
14
Yageo Corporation
53
12
Mitsubishi Materials Corporation
2481
10
Isabellenhütte Heusler GmbH & Co. KG.
95
8
Wieland-Werke AG
358
8
Epcos AG
638
7
Creative Coatings Co., Ltd.
36
5
Pragmatic Semiconductor Limited
120
5
Bourns, Inc.
175
4
Dongguan Littelfuse Electronics Co., Ltd.
52
4
Fuzetec Technology Co., Ltd.
37
4
Suncall Corporation
198
4
KYOCERA AVX Components Corporation
659
4
Yageo Nexensos GmbH
18
4
Other owners 83