Patent holdings for IPC class H04N 21/61

Total number of patents in this class: 4356

10-year publication summary

100
213
351
637
678
767
673
560
430
282
2011 2012 2013 2014 2015 2016 2017 2018 2019 2020

Principal owners for this class

Owner
All patents
This class
AT&T Intellectual Property I, L.P.
10648
254
LG Electronics Inc.
60278
229
The DIRECTV Group, Inc.
1106
140
DISH Technologies L.L.C.
1376
106
Samsung Electronics Co., Ltd.
106070
104
Time Warner Cable Enterprises LLC
976
104
Saturn Licensing LLC
1588
88
Sony Corporation
44071
85
Google LLC
30936
80
Sony Interactive Entertainment LLC
1497
79
ARRIS Enterprises LLC
2744
75
Broadband Itv, Inc.
77
64
MUFG Union Bank, N.A.
1028
59
Qualcomm Incorporated
59551
51
Verizon Patent And Licensing Inc.
5315
46
Flextronics AP, LLC
604
46
Avago Technologies International Sales Pte. Limited
12342
46
PPC Broadband, Inc.
833
45
Cisco Technology, Inc.
19200
44
Ericsson
17942
43
Other owners 2568