Patent holdings for IPC class H04N 21/475

Total number of patents in this class: 2254

10-year publication summary

126
158
344
336
353
292
278
258
213
44
2012 2013 2014 2015 2016 2017 2018 2019 2020 2021

Principal owners for this class

Owner
All patents
This class
Rovi Guides, Inc.
2071
195
AT&T Intellectual Property I, L.P.
10780
89
Google LLC
31798
85
Samsung Electronics Co., Ltd.
108011
81
DISH Technologies L.L.C.
1390
80
LG Electronics Inc.
61670
69
Verizon Patent And Licensing Inc.
5442
57
Flextronics AP, LLC
604
43
Sony Corporation
43743
39
Broadband Itv, Inc.
79
34
Saturn Licensing LLC
1557
30
Gracenote, Inc.
473
28
Microsoft Technology Licensing, LLC
48254
27
The DIRECTV Group, Inc.
1089
26
The Nielsen Company (US), LLC
2145
26
Intel Corporation
47005
24
Disney Enterprises, Inc.
5527
23
Facebook, Inc.
8496
23
Autoconnect Holdings LLC
99
23
TiVo Solutions Inc.
320
23
Other owners 1229