- All sections
- H - Electricity
- H04N - Pictorial communication, e.g. television
- H04N 19/463 - Embedding additional information in the video signal during the compression process by compressing encoding parameters before transmission
Patent holdings for IPC class H04N 19/463
Total number of patents in this class: 2420
10-year publication summary
|
156
|
225
|
260
|
200
|
143
|
132
|
131
|
159
|
157
|
12
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Qualcomm Incorporated | 88980 |
252 |
| Sony Corporation | 30578 |
111 |
| Huawei Technologies Co., Ltd. | 118321 |
99 |
| Samsung Electronics Co., Ltd. | 151726 |
89 |
| Gensquare LLC | 140 |
89 |
| Sun Patent Trust | 2002 |
87 |
| Dolby Video Compression, LLC | 361 |
83 |
| LG Electronics Inc. | 74447 |
80 |
| Texas Instruments Incorporated | 19547 |
72 |
| Dolby Laboratories Licensing Corporation | 4240 |
66 |
| HFI Innovation Inc. | 766 |
49 |
| Canon Inc. | 41739 |
48 |
| JVC Kenwood Corporation | 3077 |
44 |
| Sharp Corporation | 10369 |
43 |
| Toshiba Corporation | 12546 |
42 |
| SK Telecom Co., Ltd. | 1654 |
42 |
| Electronics and Telecommunications Research Institute | 9440 |
39 |
| Bytedance Inc. | 4160 |
39 |
| Microsoft Technology Licensing, LLC | 54199 |
36 |
| InterDigital Holdings, Inc. | 874 |
36 |
| Other owners | 974 |