- All sections
- H - Electricity
- H04N - Pictorial communication, e.g. television
- H04N 21/44 - Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs
Patent holdings for IPC class H04N 21/44
Total number of patents in this class: 6354
10-year publication summary
|
656
|
636
|
612
|
615
|
648
|
555
|
507
|
439
|
447
|
141
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Samsung Electronics Co., Ltd. | 154120 |
259 |
| Roku, Inc. | 1555 |
259 |
| Adeia Guides Inc. | 3751 |
192 |
| Google LLC | 43852 |
148 |
| Beijing Zitiao Network Technology Co., Ltd. | 6002 |
143 |
| The Nielsen Company (US), LLC | 2670 |
142 |
| AT&T Intellectual Property I, L.P. | 9859 |
125 |
| Comcast Cable Communications, LLC | 5042 |
118 |
| Tencent Technology (Shenzhen) Company Limited | 15668 |
117 |
| DISH Technologies L.L.C. | 1604 |
115 |
| Microsoft Technology Licensing, LLC | 54241 |
106 |
| LG Electronics Inc. | 75045 |
105 |
| Qualcomm Incorporated | 90374 |
96 |
| Huawei Technologies Co., Ltd. | 120453 |
93 |
| Sony Corporation | 30388 |
88 |
| Saturn Licensing LLC | 1449 |
78 |
| Apple Inc. | 58122 |
75 |
| ARRIS Enterprises LLC | 3438 |
71 |
| Turner Broadcasting System, Inc. | 285 |
66 |
| DISH Network L.L.C. | 925 |
64 |
| Other owners | 3894 |