Patent holdings for IPC class H04N 21/458

Total number of patents in this class: 1782

10-year publication summary

239
212
194
184
149
171
141
119
101
47
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
Adeia Guides Inc.
3174
161
DISH Technologies L.L.C.
1606
73
Roku, Inc.
1373
67
Comcast Cable Communications, LLC
4627
64
Google LLC
41828
62
Turner Broadcasting System, Inc.
282
57
AT&T Intellectual Property I, L.P.
9470
51
Samsung Electronics Co., Ltd.
144143
46
Verizon Patent And Licensing Inc.
7067
39
Rovi Guides, Inc.
943
32
DIRECTV, LLC
786
30
Sonos, Inc.
2558
28
Time Warner Cable Enterprises LLC
899
28
Adeia Media Solutions Inc.
273
28
ARRIS Enterprises LLC
3429
25
LG Electronics Inc.
72473
23
DISH Network L.L.C.
857
22
Apple Inc.
54479
21
Microsoft Technology Licensing, LLC
53512
20
Saturn Licensing LLC
1447
20
Other owners 885