• All sections
  • H - Electricity
  • H04N - Pictorial communication, e.g. television
  • H04N 21/236 - Assembling of a multiplex stream, e.g. transport stream, by combining a video stream with other content or additional data, e.g. inserting a URL [Uniform Resource Locator ] into a video stream, multiplexing software data into a video streamRemultiplexing of multiplex streamsInsertion of stuffing bits into the multiplex stream, e.g. to obtain a constant bit-rateAssembling of a packetised elementary stream

Patent holdings for IPC class H04N 21/236

Total number of patents in this class: 2864

10-year publication summary

390
284
287
265
262
221
195
115
120
63
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
LG Electronics Inc.
73714
483
Sony Corporation
30901
201
Samsung Electronics Co., Ltd.
148077
163
Saturn Licensing LLC
1438
130
Comcast Cable Communications, LLC
4806
71
Panasonic Intellectual Property Management Co., Ltd.
32095
49
Enseo, LLC
264
47
Electronics and Telecommunications Research Institute
9464
45
ARRIS Enterprises LLC
3472
45
Qualcomm Incorporated
86990
44
Amazon Technologies, Inc.
27060
35
Microsoft Technology Licensing, LLC
54029
31
Sony Group Corporation
14321
30
Huawei Technologies Co., Ltd.
114462
26
Panasonic Intellectual Property Corporation of America
6872
26
Adeia Media Holdings LLC
601
23
AT&T Intellectual Property I, L.P.
9613
22
Avago Technologies International Sales Pte. Limited
8678
22
Time Warner Cable Enterprises LLC
889
21
DISH Technologies L.L.C.
1608
20
Other owners 1330