Patent holdings for IPC class H04N 21/24

Total number of patents in this class: 3565

10-year publication summary

342
327
364
329
342
322
282
247
183
48
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
The Nielsen Company (US), LLC
2669
198
Comcast Cable Communications, LLC
5038
164
AT&T Intellectual Property I, L.P.
9836
113
Adeia Guides Inc.
3736
107
Roku, Inc.
1552
100
Google LLC
43789
74
Amazon Technologies, Inc.
27705
70
Samsung Electronics Co., Ltd.
153845
66
ARRIS Enterprises LLC
3435
63
Time Warner Cable Enterprises LLC
866
58
Huawei Technologies Co., Ltd.
120098
51
Nippon Telegraph and Telephone Corporation
15997
44
Qualcomm Incorporated
90221
40
Turner Broadcasting System, Inc.
285
38
Apple Inc.
58074
37
Adeia Media Holdings LLC
607
37
Microsoft Technology Licensing, LLC
54242
36
DISH Technologies L.L.C.
1604
33
Ericsson AB
354
30
Sony Corporation
30397
29
Other owners 2177