• 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: 2839

10-year publication summary

410
297
299
271
263
226
198
116
121
42
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
LG Electronics Inc.
72559
481
Sony Corporation
31138
200
Samsung Electronics Co., Ltd.
144426
162
Saturn Licensing LLC
1447
130
Comcast Cable Communications, LLC
4638
70
Panasonic Intellectual Property Management Co., Ltd.
31022
49
Electronics and Telecommunications Research Institute
9358
45
Enseo, LLC
265
45
Qualcomm Incorporated
84634
44
ARRIS Enterprises LLC
3428
44
Amazon Technologies, Inc.
26519
35
Microsoft Technology Licensing, LLC
53545
30
Sony Group Corporation
13560
30
Panasonic Intellectual Property Corporation of America
7622
26
Huawei Technologies Co., Ltd.
111237
25
AT&T Intellectual Property I, L.P.
9481
22
Avago Technologies International Sales Pte. Limited
8829
22
Adeia Media Holdings LLC
616
22
Time Warner Cable Enterprises LLC
899
21
DISH Technologies L.L.C.
1606
20
Other owners 1316