Patent holdings for IPC class H04N 21/658

Total number of patents in this class: 2109

10-year publication summary

140
178
301
281
310
220
214
179
163
16
2012 2013 2014 2015 2016 2017 2018 2019 2020 2021

Principal owners for this class

Owner
All patents
This class
AT&T Intellectual Property I, L.P.
10770
121
The Nielsen Company (US), LLC
2162
113
Samsung Electronics Co., Ltd.
107772
84
Google LLC
31745
84
Time Warner Cable Enterprises LLC
986
69
DISH Technologies L.L.C.
1389
58
Verizon Patent And Licensing Inc.
5436
44
Sonos, Inc.
1452
40
Sony Corporation
43704
37
Comcast Cable Communications, LLC
2506
36
Gracenote, Inc.
472
34
Sony Interactive Entertainment LLC
1560
34
Nant Holdings IP, LLC
679
33
Rovi Guides, Inc.
2056
31
Saturn Licensing LLC
1558
31
Microsoft Technology Licensing, LLC
48171
29
The DIRECTV Group, Inc.
1089
29
International Business Machines Corporation
72126
23
Cisco Technology, Inc.
19283
22
Flextronics AP, LLC
603
22
Other owners 1135