- 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: 471
10-year publication summary
|
67
|
37
|
38
|
41
|
38
|
25
|
27
|
25
|
33
|
17
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Qualcomm Incorporated | 84971 |
35 |
| Sony Corporation | 31093 |
33 |
| Sun Patent Trust | 1995 |
22 |
| LG Electronics Inc. | 72807 |
18 |
| Huawei Technologies Co., Ltd. | 111975 |
15 |
| Intel Corporation | 46949 |
14 |
| Samsung Electronics Co., Ltd. | 145416 |
13 |
| InterDigital Holdings, Inc. | 833 |
12 |
| Apple Inc. | 54658 |
11 |
| Electronics and Telecommunications Research Institute | 9367 |
11 |
| Orange | 1932 |
10 |
| InterDigital CE Patent Holdings, SAS | 1336 |
10 |
| NEC Corporation | 35521 |
9 |
| Canon Inc. | 39713 |
8 |
| ARM Limited | 4637 |
8 |
| Nippon Telegraph and Telephone Corporation | 17275 |
8 |
| Fujitsu Limited | 18343 |
7 |
| Sharp Corporation | 10312 |
7 |
| Panasonic Intellectual Property Corporation of America | 7613 |
6 |
| Dolby Laboratories Licensing Corporation | 4116 |
6 |
| Other owners | 208 |