Patent holdings for IPC class H04N 21/61

Total number of patents in this class: 4383

10-year publication summary

213
351
638
680
768
676
570
439
335
38
2012 2013 2014 2015 2016 2017 2018 2019 2020 2021

Principal owners for this class

Owner
All patents
This class
AT&T Intellectual Property I, L.P.
10770
256
LG Electronics Inc.
61477
237
The DIRECTV Group, Inc.
1089
143
DISH Technologies L.L.C.
1389
109
Time Warner Cable Enterprises LLC
986
106
Samsung Electronics Co., Ltd.
107772
105
Saturn Licensing LLC
1558
90
Sony Corporation
43704
85
Google LLC
31745
84
Sony Interactive Entertainment LLC
1560
83
ARRIS Enterprises LLC
2803
80
Broadband Itv, Inc.
79
66
MUFG Union Bank, N.A.
997
57
Qualcomm Incorporated
59101
51
Verizon Patent And Licensing Inc.
5436
46
Flextronics AP, LLC
603
46
PPC Broadband, Inc.
844
46
Avago Technologies International Sales Pte. Limited
11944
46
Cisco Technology, Inc.
19283
44
Ericsson
17855
43
Other owners 2560