- All sections
- H - Electricity
- H04N - Pictorial communication, e.g. television
- H04N 21/234 - Processing of video elementary streams, e.g. splicing of video streams or manipulating MPEG-4 scene graphs
Patent holdings for IPC class H04N 21/234
Total number of patents in this class: 5511
10-year publication summary
|
536
|
642
|
722
|
695
|
645
|
660
|
638
|
561
|
489
|
145
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Roku, Inc. | 1151 |
248 |
| Google LLC | 38759 |
217 |
| LG Electronics Inc. | 69257 |
174 |
| Rovi Guides, Inc. | 3236 |
129 |
| AT&T Intellectual Property I, L.P. | 9886 |
122 |
| Amazon Technologies, Inc. | 24422 |
119 |
| Comcast Cable Communications, LLC | 4075 |
99 |
| Samsung Electronics Co., Ltd. | 131630 |
96 |
| ARRIS Enterprises LLC | 3432 |
92 |
| Microsoft Technology Licensing, LLC | 51439 |
81 |
| The Nielsen Company (US), LLC | 2549 |
79 |
| Netflix, Inc. | 944 |
78 |
| Tencent Technology (Shenzhen) Company Limited | 12951 |
75 |
| Turner Broadcasting System, Inc. | 276 |
73 |
| Sony Corporation | 32931 |
68 |
| Huawei Technologies Co., Ltd. | 100781 |
63 |
| DISH Technologies L.L.C. | 1666 |
63 |
| META Platforms, Inc. | 7514 |
53 |
| Capital One Services, LLC. | 7551 |
49 |
| Disney Enterprises, Inc. | 6012 |
47 |
| Other owners | 3486 |