- All sections
- H - Electricity
- H04N - Pictorial communication, e.g. television
- H04N 19/86 - Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression involving reduction of coding artifacts, e.g. of blockiness
Patent holdings for IPC class H04N 19/86
Total number of patents in this class: 2343
10-year publication summary
|
167
|
187
|
239
|
209
|
176
|
142
|
130
|
155
|
195
|
128
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Qualcomm Incorporated | 93376 |
116 |
| Sony Corporation | 30052 |
111 |
| Samsung Electronics Co., Ltd. | 159029 |
110 |
| LG Electronics Inc. | 76087 |
107 |
| Texas Instruments Incorporated | 19644 |
90 |
| Huawei Technologies Co., Ltd. | 124837 |
84 |
| Bytedance Inc. | 4434 |
70 |
| Ericsson | 23055 |
58 |
| Sun Patent Trust | 1999 |
58 |
| Apple Inc. | 59241 |
57 |
| Microsoft Technology Licensing, LLC | 54586 |
57 |
| Google LLC | 44796 |
52 |
| Dolby Laboratories Licensing Corporation | 4379 |
46 |
| B1 Institute of Image Technology, Inc. | 538 |
42 |
| Telefonaktiebolaget LM Ericsson (publ) | 28915 |
39 |
| Beijing Bytedance Network Technology Co., Ltd. | 4157 |
37 |
| Canon Inc. | 44285 |
32 |
| Tencent America LLC | 4353 |
32 |
| HFI Innovation Inc. | 1148 |
31 |
| Sony Group Corporation | 15978 |
31 |
| Other owners | 1083 |