- All sections
- H - Electricity
- H04N - Pictorial communication, e.g. television
- H04N 19/62 - Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding by frequency transforming in three dimensions
Patent holdings for IPC class H04N 19/62
Total number of patents in this class: 80
10-year publication summary
|
5
|
10
|
6
|
9
|
8
|
18
|
10
|
2
|
5
|
7
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| V-Nova International Ltd. | 337 |
15 |
| Google Technology Holdings LLC | 2332 |
7 |
| Digitalinsights Inc. | 99 |
6 |
| Tencent America LLC | 3761 |
6 |
| LG Electronics Inc. | 72807 |
5 |
| Cornell University | 3297 |
4 |
| Google LLC | 42038 |
3 |
| Sony Corporation | 31093 |
2 |
| AT&T Intellectual Property I, L.P. | 9499 |
2 |
| Alibaba Group Holding Limited | 6905 |
2 |
| Sharp Corporation | 10312 |
2 |
| Contrast, Inc. | 56 |
2 |
| The Regents of the University of California | 19868 |
1 |
| Panasonic Corporation | 20136 |
1 |
| FUJIFILM Corporation | 29305 |
1 |
| Texas Instruments Incorporated | 19480 |
1 |
| Koninklijke Philips N.V. | 24718 |
1 |
| Electronics and Telecommunications Research Institute | 9367 |
1 |
| Panasonic Intellectual Property Corporation of America | 7613 |
1 |
| Mediatek Inc. | 5099 |
1 |
| Other owners | 16 |