- 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 |