Patent holdings for IPC class H04N 21/6587

Total number of patents in this class: 1635

10-year publication summary

185
222
195
164
143
132
97
87
58
25
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Adeia Guides Inc.
3984
104
Google LLC
44743
64
Comcast Cable Communications, LLC
5214
59
DivX, LLC
302
42
AT&T Intellectual Property I, L.P.
10025
36
Nokia Technologies Oy
21624
36
Sony Interactive Entertainment LLC
2194
36
DISH Technologies L.L.C.
1600
34
Turner Broadcasting System, Inc.
288
33
Samsung Electronics Co., Ltd.
158842
31
ARRIS Enterprises LLC
3398
30
Adeia Media Holdings Inc.
978
25
Time Warner Cable Enterprises LLC
846
24
Apple Inc.
59177
23
Sony Corporation
30080
20
DIRECTV, LLC
780
20
Koninklijke KPN N.V.
792
20
Rovi Guides, Inc.
808
20
Sonos, Inc.
2886
19
Amazon Technologies, Inc.
28236
18
Other owners 941