Patent holdings for IPC class H04N 21/458

Total number of patents in this class: 1816

10-year publication summary

230
205
186
177
143
166
137
121
101
81
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
Adeia Guides Inc.
3465
168
DISH Technologies L.L.C.
1606
73
Roku, Inc.
1448
69
Comcast Cable Communications, LLC
4836
67
Google LLC
42942
62
Turner Broadcasting System, Inc.
285
61
AT&T Intellectual Property I, L.P.
9650
50
Samsung Electronics Co., Ltd.
148649
48
Verizon Patent And Licensing Inc.
7204
39
Rovi Guides, Inc.
903
32
DIRECTV, LLC
778
30
Sonos, Inc.
2690
29
Time Warner Cable Enterprises LLC
887
29
Adeia Media Solutions Inc.
275
28
LG Electronics Inc.
73619
26
ARRIS Enterprises LLC
3490
26
DISH Network L.L.C.
902
24
Apple Inc.
56070
22
Microsoft Technology Licensing, LLC
54162
20
Saturn Licensing LLC
1434
20
Other owners 893