Patent holdings for IPC class H04H 40/18

Total number of patents in this class: 265

10-year publication summary

26
14
17
25
18
10
9
12
12
9
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
LG Electronics Inc.
75818
25
Sony Corporation
30158
15
Sony Semiconductor Solutions Corporation
11613
15
Samsung Electronics Co., Ltd.
157946
14
iBiquity Digital Corporation
265
11
Maxell, Ltd.
3038
11
Saturn Licensing LLC
1439
9
Qualcomm Incorporated
92416
8
National Association of Broadcasters
25
8
Sony Group Corporation
15697
7
Electronics and Telecommunications Research Institute
9678
5
NPX B.V.
2821
4
Bose Corporation
3092
4
Shenzhen Airsmart Technology Co., Ltd
51
4
Nokia Corporation
4772
3
Robert Bosch GmbH
44176
3
Mitsubishi Electric Corporation
48048
3
Hyundai Motor Company
24703
3
Funai Electric Co., Ltd.
502
3
Continental Automotive GmbH
4497
3
Other owners 107