Patent holdings for IPC class H04N 21/472

Total number of patents in this class: 7135

10-year publication summary

785
959
864
964
843
738
694
662
617
230
2014 2015 2016 2017 2018 2019 2020 2021 2022 2023

Principal owners for this class

Owner
All patents
This class
Rovi Guides, Inc.
2696
428
Samsung Electronics Co., Ltd.
123340
279
AT&T Intellectual Property I, L.P.
11373
267
Google LLC
36031
215
DISH Technologies L.L.C.
1650
208
LG Electronics Inc.
67565
198
Comcast Cable Communications, LLC
3504
178
Verizon Patent And Licensing Inc.
6950
144
Tencent Technology (Shenzhen) Company Limited
11670
133
Time Warner Cable Enterprises LLC
968
126
Apple Inc.
46256
122
Sony Corporation
35977
102
Broadband Itv, Inc.
88
81
Microsoft Technology Licensing, LLC
48371
79
DIRECTV, LLC
863
78
Huawei Technologies Co., Ltd.
91672
77
TiVo Solutions Inc.
290
73
Amazon Technologies, Inc.
23264
70
META Platforms, Inc.
7794
69
Sonos, Inc.
2035
68
Other owners 4140