• 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 stream; Remultiplexing of multiplex streams; Insertion of stuffing bits into the multiplex stream, e.g. to obtain a constant bit-rate; Assembling of a packetised elementary stream

Patent holdings for IPC class H04N 21/236

Total number of patents in this class: 2737

10-year publication summary

405
410
297
299
271
262
223
190
106
42
2015 2016 2017 2018 2019 2020 2021 2022 2023 2024

Principal owners for this class

Owner
All patents
This class
LG Electronics Inc.
69257
482
Sony Corporation
32931
204
Samsung Electronics Co., Ltd.
131630
162
Saturn Licensing LLC
1502
132
Comcast Cable Communications, LLC
4075
60
Qualcomm Incorporated
76576
44
Electronics and Telecommunications Research Institute
8830
44
Enseo, LLC
279
44
ARRIS Enterprises LLC
3432
41
Panasonic Intellectual Property Management Co., Ltd.
27812
40
Amazon Technologies, Inc.
24422
34
Microsoft Technology Licensing, LLC
51439
26
Huawei Technologies Co., Ltd.
100781
24
Sony Group Corporation
10730
24
Time Warner Cable Enterprises LLC
945
23
Avago Technologies International Sales Pte. Limited
9260
23
AT&T Intellectual Property I, L.P.
9886
22
Panasonic Intellectual Property Corporation of America
7230
22
TiVo Corporation
462
21
Intel Corporation
45621
20
Other owners 1245