Patent holdings for IPC class H04N 21/466

Total number of patents in this class: 2099

10-year publication summary

35
69
100
193
275
343
331
312
341
254
2011 2012 2013 2014 2015 2016 2017 2018 2019 2020

Principal owners for this class

Owner
All patents
This class
Rovi Guides, Inc.
1894
196
Google LLC
30936
101
The Nielsen Company (US), LLC
2185
79
AT&T Intellectual Property I, L.P.
10648
70
Samsung Electronics Co., Ltd.
106070
69
International Business Machines Corporation
73714
55
DISH Technologies L.L.C.
1376
55
Cortica, Ltd.
156
42
Verizon Patent And Licensing Inc.
5315
40
Microsoft Technology Licensing, LLC
47885
37
Koninklijke Philips Electronics N.V.
25625
35
LG Electronics Inc.
60278
30
Thomson Licensing
4797
30
Comcast Cable Communications, LLC
2479
30
Sony Corporation
44071
26
Apple Inc.
37543
23
Facebook, Inc.
8483
22
The DIRECTV Group, Inc.
1106
22
Time Warner Cable Enterprises LLC
976
22
TiVo Solutions Inc.
323
21
Other owners 1094