Patent holdings for IPC class H04N 21/858

Total number of patents in this class: 1978

10-year publication summary

254
216
215
187
147
132
127
118
86
34
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
LG Electronics Inc.
75274
147
Google LLC
44062
99
Saturn Licensing LLC
1445
83
Adeia Guides Inc.
3823
71
Comcast Cable Communications, LLC
5091
59
Samsung Electronics Co., Ltd.
155224
52
AT&T Intellectual Property I, L.P.
9905
45
Adeia Media Solutions Inc.
271
42
Sony Corporation
30327
40
Maxell, Ltd.
2962
37
Amazon Technologies, Inc.
27873
28
Maxell Holdings, Ltd.
1272
26
DISH Technologies L.L.C.
1603
26
Broadband Itv, Inc.
33
24
The Nielsen Company (US), LLC
2676
24
ARRIS Enterprises LLC
3421
23
AiBUY Holdco, Inc.
58
23
Tencent Technology (Shenzhen) Company Limited
15760
20
Sony Interactive Entertainment LLC
2138
17
DISH Network L.L.C.
931
16
Other owners 1076