Patent holdings for IPC class H05B 3/10

Total number of patents in this class: 646

10-year publication summary

30
42
48
47
60
61
41
36
42
21
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
NGK Insulators, Ltd.
5115
38
Kyocera Corporation
13997
31
Altria Client Services LLC
2232
26
Kurabe Industrial Co., Ltd.
57
17
Lintec Corporation
2001
17
KT & G Corporation
2687
16
Denso Corporation
24588
14
NGK Spark Plug Co., Ltd.
888
12
Canon Inc.
40623
11
LG Electronics Inc.
73714
9
FUJIFILM Corporation
29713
9
Dai Nippon Printing Co., Ltd.
4126
8
NHK Spring Co., Ltd.
1905
8
Misuzu Industry Co., Ltd.
13
8
Lexmark International, Inc.
1650
7
Toto Ltd.
1217
7
Agc, Inc.
4949
6
Nicoventures Trading Limited
4110
6
Pnu Eco-energy Co., Ltd.
11
5
Applied Materials, Inc.
19005
4
Other owners 387