- All sections
- H - Electricity
- H04N - Pictorial communication, e.g. television
- H04N 19/90 - Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using coding techniques not provided for in groups , e.g. fractals
Patent holdings for IPC class H04N 19/90
Total number of patents in this class: 446
10-year publication summary
|
65
|
67
|
37
|
38
|
41
|
38
|
25
|
26
|
23
|
15
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Sony Corporation | 32931 |
36 |
| Qualcomm Incorporated | 76576 |
32 |
| Sun Patent Trust | 1972 |
21 |
| LG Electronics Inc. | 69257 |
18 |
| Intel Corporation | 45621 |
14 |
| Huawei Technologies Co., Ltd. | 100781 |
14 |
| Vid Scale, Inc. | 442 |
14 |
| Samsung Electronics Co., Ltd. | 131630 |
13 |
| Electronics and Telecommunications Research Institute | 8830 |
11 |
| Apple Inc. | 50209 |
10 |
| Nippon Telegraph and Telephone Corporation | 14195 |
9 |
| Canon Inc. | 36841 |
8 |
| Sharp Corporation | 10015 |
8 |
| ARM Limited | 4353 |
8 |
| InterDigital CE Patent Holdings, SAS | 1017 |
8 |
| Fujitsu Limited | 19265 |
7 |
| Dolby Laboratories Licensing Corporation | 3883 |
6 |
| GoPro, Inc. | 1915 |
6 |
| Panasonic Intellectual Property Corporation of America | 7230 |
5 |
| AT&T Intellectual Property I, L.P. | 9886 |
4 |
| Other owners | 194 |