- All sections
- H - Electricity
- H04N - Pictorial communication, e.g. television
- H04N 19/19 - Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding using optimisation based on Lagrange multipliers
Patent holdings for IPC class H04N 19/19
Total number of patents in this class: 323
10-year publication summary
|
29
|
18
|
12
|
24
|
18
|
14
|
11
|
13
|
8
|
2
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Sony Corporation | 32931 |
70 |
| Samsung Electronics Co., Ltd. | 131630 |
34 |
| Qualcomm Incorporated | 76576 |
23 |
| Nippon Telegraph and Telephone Corporation | 14195 |
12 |
| Microsoft Technology Licensing, LLC | 51439 |
11 |
| LG Electronics Inc. | 69257 |
7 |
| Huawei Technologies Co., Ltd. | 100781 |
7 |
| Guangdong Oppo Mobile Telecommunications Corp., Ltd. | 18739 |
6 |
| Canon Inc. | 36841 |
5 |
| Dolby Laboratories Licensing Corporation | 3883 |
5 |
| Sun Patent Trust | 1972 |
5 |
| Electronics and Telecommunications Research Institute | 8830 |
4 |
| Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V. | 4569 |
4 |
| Korea Advanced Institute of Science and Technology | 3906 |
4 |
| Nokia Technologies Oy | 15057 |
4 |
| Beamr Imaging Ltd | 39 |
4 |
| Google LLC | 38759 |
4 |
| Velos Media, LLC | 109 |
4 |
| Malikie Innovations Limited | 7703 |
4 |
| Orange S.A. | 1379 |
3 |
| Other owners | 103 |