- All sections
- H - Electricity
- H04N - Pictorial communication, e.g. television
- H04N 19/33 - Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability in the spatial domain
Patent holdings for IPC class H04N 19/33
Total number of patents in this class: 1159
10-year publication summary
|
157
|
116
|
66
|
99
|
108
|
117
|
117
|
88
|
81
|
24
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| V-Nova International Ltd. | 288 |
122 |
| Qualcomm Incorporated | 76576 |
93 |
| Dolby Laboratories Licensing Corporation | 3883 |
64 |
| GE Video Compression, LLC | 373 |
49 |
| Samsung Electronics Co., Ltd. | 131630 |
40 |
| Sony Corporation | 32931 |
38 |
| Nokia Technologies Oy | 15057 |
35 |
| Tencent America LLC | 2959 |
33 |
| KT Corporation | 1885 |
31 |
| Vid Scale, Inc. | 442 |
28 |
| Electronics and Telecommunications Research Institute | 8830 |
27 |
| Huawei Technologies Co., Ltd. | 100781 |
26 |
| Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V. | 4569 |
23 |
| ARRIS Enterprises LLC | 3432 |
23 |
| LG Electronics Inc. | 69257 |
21 |
| Apple Inc. | 50209 |
19 |
| Ericsson | 20417 |
18 |
| Microsoft Technology Licensing, LLC | 51439 |
18 |
| Texas Instruments Incorporated | 19376 |
17 |
| Intel Corporation | 45621 |
13 |
| Other owners | 421 |