- All sections
- H - Electricity
- H04N - Pictorial communication, e.g. television
- H04N 19/46 - Embedding additional information in the video signal during the compression process
Patent holdings for IPC class H04N 19/46
Total number of patents in this class: 5927
10-year publication summary
|
476
|
389
|
392
|
454
|
506
|
515
|
719
|
703
|
627
|
239
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Qualcomm Incorporated | 76576 |
444 |
| LG Electronics Inc. | 69257 |
355 |
| Samsung Electronics Co., Ltd. | 131630 |
254 |
| Sony Corporation | 32931 |
244 |
| Tencent America LLC | 2959 |
231 |
| Bytedance Inc. | 2313 |
223 |
| Huawei Technologies Co., Ltd. | 100781 |
215 |
| Dolby Laboratories Licensing Corporation | 3883 |
163 |
| Sun Patent Trust | 1972 |
159 |
| Microsoft Technology Licensing, LLC | 51439 |
156 |
| Beijing Bytedance Network Technology Co., Ltd. | 3621 |
138 |
| GE Video Compression, LLC | 373 |
136 |
| Canon Inc. | 36841 |
92 |
| Electronics and Telecommunications Research Institute | 8830 |
90 |
| InterDigital Holdings, Inc. | 520 |
90 |
| Nokia Technologies Oy | 15057 |
85 |
| Panasonic Intellectual Property Corporation of America | 7230 |
84 |
| Ericsson | 20417 |
80 |
| Apple Inc. | 50209 |
79 |
| ARRIS Enterprises LLC | 3432 |
67 |
| Other owners | 2542 |