- All sections
- H - Electricity
- H04N - Pictorial communication, e.g. television
- H04N 19/93 - Run-length coding
Patent holdings for IPC class H04N 19/93
Total number of patents in this class: 281
10-year publication summary
|
51
|
18
|
26
|
26
|
25
|
25
|
12
|
12
|
16
|
5
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Qualcomm Incorporated | 85094 |
54 |
| V-Nova International Ltd. | 337 |
17 |
| Sony Corporation | 31080 |
16 |
| HFI Innovation Inc. | 761 |
10 |
| Google LLC | 42096 |
9 |
| Huawei Technologies Co., Ltd. | 112134 |
8 |
| Samsung Electronics Co., Ltd. | 145630 |
6 |
| KT Corporation | 1980 |
6 |
| Sun Patent Trust | 1999 |
6 |
| Dolby Video Compression, LLC | 341 |
6 |
| Canon Inc. | 39765 |
5 |
| Microsoft Technology Licensing, LLC | 53667 |
5 |
| Godo Kaisha IP Bridge 1 | 468 |
5 |
| Guangdong Oppo Mobile Telecommunications Corp., Ltd. | 20875 |
5 |
| InterDigital Holdings, Inc. | 835 |
5 |
| LG Electronics Inc. | 72890 |
4 |
| Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V. | 4943 |
4 |
| Citrix Systems, Inc. | 3611 |
4 |
| Red Digital Cinema, Inc. | 205 |
4 |
| Apple Inc. | 54714 |
3 |
| Other owners | 99 |