Patent holdings for IPC class H04N 21/426

Total number of patents in this class: 1656

10-year publication summary

70
144
217
263
288
187
159
143
130
14
2012 2013 2014 2015 2016 2017 2018 2019 2020 2021

Principal owners for this class

Owner
All patents
This class
DISH Technologies L.L.C.
1390
104
Samsung Electronics Co., Ltd.
108011
75
Sony Corporation
43743
69
LG Electronics Inc.
61670
65
Avago Technologies International Sales Pte. Limited
11936
47
AT&T Intellectual Property I, L.P.
10780
36
Time Warner Cable Enterprises LLC
986
31
Mitsubishi Electric Corporation
36559
28
Comcast Cable Communications, LLC
2513
24
ARRIS Enterprises LLC
2811
23
The Nielsen Company (US), LLC
2145
23
The DIRECTV Group, Inc.
1089
22
Flextronics AP, LLC
604
22
Rovi Guides, Inc.
2071
20
Saturn Licensing LLC
1557
20
Intel Corporation
47005
19
Microsoft Technology Licensing, LLC
48254
19
Arcelik A.S.
3672
19
MUFG Union Bank, N.A.
996
19
Mimik Technology Inc.
28
18
Other owners 953