Patent holdings for IPC class H04N 21/24

Total number of patents in this class: 3516

10-year publication summary

342
327
364
329
342
321
281
245
182
2
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
2656
195
Comcast Cable Communications, LLC
4894
158
AT&T Intellectual Property I, L.P.
9697
114
Adeia Guides Inc.
3548
105
Roku, Inc.
1480
99
Google LLC
43237
72
Amazon Technologies, Inc.
27338
70
Samsung Electronics Co., Ltd.
149838
64
ARRIS Enterprises LLC
3441
64
Time Warner Cable Enterprises LLC
879
59
Huawei Technologies Co., Ltd.
116616
50
Nippon Telegraph and Telephone Corporation
16251
44
Qualcomm Incorporated
88095
41
Turner Broadcasting System, Inc.
286
38
Apple Inc.
56633
37
Adeia Media Holdings LLC
606
37
Microsoft Technology Licensing, LLC
54394
36
DISH Technologies L.L.C.
1607
33
Ericsson AB
367
30
Verizon Patent And Licensing Inc.
7380
30
Other owners 2140