Patent holdings for IPC class H04N 21/435

Total number of patents in this class: 2764

10-year publication summary

92
104
160
408
471
417
386
337
260
172
2011 2012 2013 2014 2015 2016 2017 2018 2019 2020

Principal owners for this class

Owner
All patents
This class
LG Electronics Inc.
59901
298
Sony Corporation
43793
258
Samsung Electronics Co., Ltd.
105336
104
AT&T Intellectual Property I, L.P.
10575
100
Saturn Licensing LLC
1584
85
Rovi Guides, Inc.
1839
67
Sharp Kabushiki Kaisha
18185
64
Google LLC
30549
56
Sharp Corporation
13946
49
DISH Technologies L.L.C.
1372
48
Gracenote, Inc.
443
42
Time Warner Cable Enterprises LLC
973
41
Flextronics AP, LLC
604
39
The Nielsen Company (US), LLC
2225
39
Qualcomm Incorporated
59243
38
ARRIS Enterprises LLC
2729
34
Turner Broadcasting System, Inc.
231
31
TiVo Solutions Inc.
323
30
Comcast Cable Communications, LLC
2445
29
Winview, Inc.
99
28
Other owners 1284