- 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 |