Patent holdings for IPC class H04N 21/432

Total number of patents in this class: 1025

10-year publication summary

67
94
152
141
124
113
104
95
79
3
2012 2013 2014 2015 2016 2017 2018 2019 2020 2021

Principal owners for this class

Owner
All patents
This class
Rovi Guides, Inc.
2056
54
AT&T Intellectual Property I, L.P.
10770
43
Flextronics AP, LLC
603
40
DISH Technologies L.L.C.
1389
38
Samsung Electronics Co., Ltd.
107772
36
Sony Corporation
43704
35
Sonos, Inc.
1452
29
LG Electronics Inc.
61477
24
Panasonic Intellectual Property Management Co., Ltd.
20933
24
TiVo Solutions Inc.
319
23
Time Warner Cable Enterprises LLC
986
22
Intel Corporation
46957
21
Google LLC
31745
21
The DIRECTV Group, Inc.
1089
20
Disney Enterprises, Inc.
5524
16
ARRIS Enterprises LLC
2803
16
Apple Inc.
38919
15
Microsoft Technology Licensing, LLC
48171
14
Saturn Licensing LLC
1558
14
Broadcom Corporation
712
13
Other owners 507