- All sections
- H - Electricity
- H04N - Pictorial communication, e.g. television
- H04N 19/98 - Adaptive-dynamic-range coding [ADRC]
Patent holdings for IPC class H04N 19/98
Total number of patents in this class: 411
10-year publication summary
|
46
|
43
|
51
|
49
|
39
|
32
|
31
|
27
|
24
|
4
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Dolby Laboratories Licensing Corporation | 4333 |
91 |
| Koninklijke Philips N.V. | 25895 |
31 |
| Panasonic Intellectual Property Management Co., Ltd. | 34080 |
29 |
| Sony Corporation | 30139 |
24 |
| Qualcomm Incorporated | 92563 |
23 |
| InterDigital Holdings, Inc. | 960 |
18 |
| Apple Inc. | 58936 |
17 |
| ARRIS Enterprises LLC | 3404 |
13 |
| InterDigital VC Holdings, Inc. | 489 |
10 |
| LG Electronics Inc. | 75845 |
9 |
| Thomson Licensing | 3191 |
7 |
| Canon Inc. | 43941 |
6 |
| V-Nova International Ltd. | 405 |
6 |
| Beijing Dajia Internet Information Technology Co., Ltd. | 1558 |
6 |
| InterDigital Madison Patent Holdings, SAS | 401 |
6 |
| InterDigital CE Patent Holdings, SAS | 1831 |
6 |
| Tencent America LLC | 4287 |
6 |
| DivX, LLC | 301 |
5 |
| Max-Planck-Gesellschaft zur Forderung der Wissenschaften e.V. | 1844 |
5 |
| Telechips Inc. | 31 |
5 |
| Other owners | 88 |