- 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: 2221
10-year publication summary
|
164
|
186
|
233
|
195
|
167
|
141
|
128
|
153
|
184
|
14
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Sony Corporation | 30578 |
112 |
| Qualcomm Incorporated | 88980 |
111 |
| Samsung Electronics Co., Ltd. | 151726 |
109 |
| LG Electronics Inc. | 74447 |
106 |
| Texas Instruments Incorporated | 19547 |
89 |
| Huawei Technologies Co., Ltd. | 118321 |
81 |
| Bytedance Inc. | 4160 |
59 |
| Sun Patent Trust | 2002 |
58 |
| Microsoft Technology Licensing, LLC | 54199 |
56 |
| Ericsson | 22176 |
55 |
| Apple Inc. | 57234 |
52 |
| Google LLC | 43466 |
51 |
| Dolby Laboratories Licensing Corporation | 4240 |
44 |
| Telefonaktiebolaget LM Ericsson (publ) | 28539 |
39 |
| Beijing Bytedance Network Technology Co., Ltd. | 4122 |
36 |
| Canon Inc. | 41739 |
32 |
| HFI Innovation Inc. | 766 |
31 |
| SK Telecom Co., Ltd. | 1654 |
29 |
| Sony Group Corporation | 14939 |
29 |
| Gensquare LLC | 140 |
27 |
| Other owners | 1015 |