- All sections
- H - Electricity
- H04N - Pictorial communication, e.g. television
- H04N 19/186 - Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being a colour or a chrominance component
Patent holdings for IPC class H04N 19/186
Total number of patents in this class: 7890
10-year publication summary
|
287
|
364
|
398
|
647
|
899
|
815
|
715
|
892
|
856
|
455
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Bytedance Inc. | 4380 |
634 |
| LG Electronics Inc. | 75694 |
595 |
| Qualcomm Incorporated | 92196 |
466 |
| Tencent America LLC | 4273 |
439 |
| Beijing Bytedance Network Technology Co., Ltd. | 4149 |
434 |
| Huawei Technologies Co., Ltd. | 123385 |
245 |
| Samsung Electronics Co., Ltd. | 157719 |
243 |
| Beijing Dajia Internet Information Technology Co., Ltd. | 1558 |
226 |
| Guangdong Oppo Mobile Telecommunications Corp., Ltd. | 23285 |
224 |
| Nokia Technologies Oy | 21106 |
177 |
| Dolby Laboratories Licensing Corporation | 4320 |
172 |
| Sony Corporation | 30181 |
132 |
| Microsoft Technology Licensing, LLC | 54466 |
132 |
| Electronics and Telecommunications Research Institute | 9672 |
131 |
| HFI Innovation Inc. | 1153 |
131 |
| Hyundai Motor Company | 24653 |
128 |
| InterDigital Holdings, Inc. | 960 |
124 |
| Canon Inc. | 43817 |
119 |
| Kia Corporation | 12385 |
113 |
| Apple Inc. | 58742 |
101 |
| Other owners | 2924 |