- 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: 6231
10-year publication summary
|
637
|
629
|
601
|
605
|
642
|
549
|
499
|
425
|
438
|
8
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Roku, Inc. | 1480 |
257 |
| Samsung Electronics Co., Ltd. | 149838 |
245 |
| Adeia Guides Inc. | 3548 |
186 |
| Google LLC | 43237 |
147 |
| The Nielsen Company (US), LLC | 2656 |
142 |
| Beijing Zitiao Network Technology Co., Ltd. | 5294 |
129 |
| AT&T Intellectual Property I, L.P. | 9697 |
125 |
| Tencent Technology (Shenzhen) Company Limited | 15281 |
115 |
| DISH Technologies L.L.C. | 1607 |
115 |
| Comcast Cable Communications, LLC | 4894 |
111 |
| LG Electronics Inc. | 73967 |
107 |
| Microsoft Technology Licensing, LLC | 54394 |
106 |
| Qualcomm Incorporated | 88095 |
96 |
| Sony Corporation | 30735 |
88 |
| Huawei Technologies Co., Ltd. | 116616 |
88 |
| Saturn Licensing LLC | 1442 |
77 |
| Apple Inc. | 56633 |
76 |
| ARRIS Enterprises LLC | 3441 |
71 |
| Turner Broadcasting System, Inc. | 286 |
66 |
| DISH Network L.L.C. | 908 |
61 |
| Other owners | 3823 |