Patent holdings for IPC class H04N 21/482

Total number of patents in this class: 4962

10-year publication summary

280
420
769
838
757
706
629
466
417
64
2012 2013 2014 2015 2016 2017 2018 2019 2020 2021

Principal owners for this class

Owner
All patents
This class
Rovi Guides, Inc.
2056
498
LG Electronics Inc.
61477
292
Samsung Electronics Co., Ltd.
107772
238
Google LLC
31745
196
AT&T Intellectual Property I, L.P.
10770
186
DISH Technologies L.L.C.
1389
170
Verizon Patent And Licensing Inc.
5436
129
Sony Corporation
43704
111
Sonos, Inc.
1452
99
Apple Inc.
38919
94
The DIRECTV Group, Inc.
1089
86
Time Warner Cable Enterprises LLC
986
72
Broadband Itv, Inc.
79
71
TiVo Solutions Inc.
319
69
Saturn Licensing LLC
1558
64
Facebook, Inc.
8487
59
Comcast Cable Communications, LLC
2506
53
OpenTV, Inc.
380
53
Microsoft Technology Licensing, LLC
48171
48
Flextronics AP, LLC
603
44
Other owners 2330