Patent holdings for IPC class H04N 21/2343

Total number of patents in this class: 4523

10-year publication summary

124
198
343
499
536
587
609
625
564
404
2011 2012 2013 2014 2015 2016 2017 2018 2019 2020

Principal owners for this class

Owner
All patents
This class
LG Electronics Inc.
59901
176
Sony Corporation
43793
162
Qualcomm Incorporated
59243
145
AT&T Intellectual Property I, L.P.
10575
135
Samsung Electronics Co., Ltd.
105336
131
ARRIS Enterprises LLC
2729
112
Comcast Cable Communications, LLC
2445
93
Apple Inc.
37210
82
Google LLC
30549
76
Cisco Technology, Inc.
19080
68
Sony Interactive Entertainment LLC
1479
59
DISH Technologies L.L.C.
1372
59
Nokia Technologies Oy
11155
58
Microsoft Technology Licensing, LLC
47447
57
Amazon Technologies, Inc.
18573
53
Avago Technologies International Sales Pte. Limited
12377
50
Ericsson
17814
49
Intel Corporation
47169
47
Huawei Technologies Co., Ltd.
64555
45
DivX, LLC
238
43
Other owners 2823