- All sections
- H - Electricity
- H04N - Pictorial communication, e.g. television
- H04N 19/80 - Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation
Patent holdings for IPC class H04N 19/80
Total number of patents in this class: 1858
10-year publication summary
|
106
|
123
|
114
|
142
|
157
|
149
|
160
|
143
|
199
|
114
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Sony Corporation | 31148 |
147 |
| Qualcomm Incorporated | 84501 |
106 |
| Tencent America LLC | 3736 |
95 |
| Bytedance Inc. | 3742 |
90 |
| LG Electronics Inc. | 72473 |
83 |
| Samsung Electronics Co., Ltd. | 144143 |
81 |
| Beijing Bytedance Network Technology Co., Ltd. | 4068 |
69 |
| Dolby Laboratories Licensing Corporation | 4093 |
68 |
| Huawei Technologies Co., Ltd. | 110995 |
58 |
| Electronics and Telecommunications Research Institute | 9344 |
51 |
| Texas Instruments Incorporated | 19487 |
38 |
| Google LLC | 41828 |
37 |
| Sharp Corporation | 10293 |
36 |
| Sony Group Corporation | 13501 |
32 |
| InterDigital Holdings, Inc. | 830 |
28 |
| ARRIS Enterprises LLC | 3429 |
24 |
| Sun Patent Trust | 1991 |
24 |
| Canon Inc. | 39442 |
21 |
| Ericsson | 21593 |
20 |
| Panasonic Intellectual Property Corporation of America | 7611 |
20 |
| Other owners | 730 |