- All sections
- H - Electricity
- H04N - Pictorial communication, e.g. television
- H04N 21/2387 - Stream processing in response to a playback request from an end-user, e.g. for trick-play
Patent holdings for IPC class H04N 21/2387
Total number of patents in this class: 1165
10-year publication summary
101
|
111
|
155
|
133
|
139
|
134
|
126
|
114
|
85
|
23
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Rovi Guides, Inc. | 3236 |
66 |
Google LLC | 38759 |
53 |
Comcast Cable Communications, LLC | 4075 |
37 |
DivX, LLC | 274 |
34 |
LG Electronics Inc. | 69257 |
33 |
Samsung Electronics Co., Ltd. | 131630 |
28 |
Turner Broadcasting System, Inc. | 276 |
28 |
Amazon Technologies, Inc. | 24422 |
27 |
ARRIS Enterprises LLC | 3432 |
26 |
DISH Technologies L.L.C. | 1666 |
26 |
Sonos, Inc. | 2274 |
23 |
Roku, Inc. | 1151 |
22 |
TiVo Corporation | 462 |
21 |
Ericsson | 20417 |
19 |
DIRECTV, LLC | 812 |
16 |
Mitsubishi Electric Corporation | 43934 |
14 |
Verizon Patent And Licensing Inc. | 6900 |
14 |
Time Warner Cable Enterprises LLC | 945 |
14 |
Apple Inc. | 50209 |
13 |
Huawei Technologies Co., Ltd. | 100781 |
13 |
Other owners | 638 |