• 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: 2871

10-year publication summary

390
284
287
265
262
221
195
115
121
67
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
LG Electronics Inc.
73884
484
Sony Corporation
30760
201
Samsung Electronics Co., Ltd.
149362
163
Saturn Licensing LLC
1442
130
Comcast Cable Communications, LLC
4882
72
Panasonic Intellectual Property Management Co., Ltd.
32551
50
Enseo, LLC
260
47
Electronics and Telecommunications Research Institute
9359
45
Qualcomm Incorporated
87874
44
ARRIS Enterprises LLC
3451
44
Amazon Technologies, Inc.
27270
35
Microsoft Technology Licensing, LLC
54366
31
Sony Group Corporation
14605
31
Huawei Technologies Co., Ltd.
116134
26
Panasonic Intellectual Property Corporation of America
6933
26
Adeia Media Holdings LLC
603
23
AT&T Intellectual Property I, L.P.
9686
22
Avago Technologies International Sales Pte. Limited
8643
22
Time Warner Cable Enterprises LLC
881
21
DISH Technologies L.L.C.
1607
20
Other owners 1334