Patent holdings for IPC class H04N 21/6587

Total number of patents in this class: 1600

10-year publication summary

177
185
222
195
164
143
131
97
86
20
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
Adeia Guides Inc.
3053
90
Google LLC
41768
61
Comcast Cable Communications, LLC
4533
50
Sony Interactive Entertainment LLC
2067
42
DivX, LLC
288
37
AT&T Intellectual Property I, L.P.
9422
36
DISH Technologies L.L.C.
1611
34
Turner Broadcasting System, Inc.
281
33
Samsung Electronics Co., Ltd.
142415
32
ARRIS Enterprises LLC
3441
31
Nokia Technologies Oy
17279
30
Time Warner Cable Enterprises LLC
901
25
Rovi Guides, Inc.
949
24
Apple Inc.
53995
22
Adeia Media Holdings LLC
564
22
Sony Corporation
31240
21
DIRECTV, LLC
789
20
Koninklijke KPN N.V.
760
20
Verizon Patent And Licensing Inc.
7024
19
Microsoft Technology Licensing, LLC
53322
19
Other owners 932