Patent holdings for IPC class H04N 21/6379

Total number of patents in this class: 244

10-year publication summary

44
30
28
28
21
17
17
14
11
9
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
Amazon Technologies, Inc.
26716
15
DivX, LLC
297
12
LG Electronics Inc.
73111
10
Microsoft Technology Licensing, LLC
53729
9
Cisco Technology, Inc.
19929
8
Google Technology Holdings LLC
2320
7
Comcast Cable Communications, LLC
4718
7
Dejero Labs Inc.
93
7
Apple Inc.
54937
5
Comcast Cable Communications Management, LLC
136
5
Google LLC
42261
5
DISH Technologies L.L.C.
1607
5
DISH Network Technologies India Private Limited
372
5
Qualcomm Incorporated
85434
4
Nippon Telegraph and Telephone Corporation
17346
4
ARRIS Enterprises LLC
3434
4
Cable Television Laboratories, Inc.
998
4
Imagine Communications Corp.
125
4
Synamedia Limited
339
4
InterDigital CE Patent Holdings, SAS
1389
4
Other owners 116