- 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: 2378
10-year publication summary
|
207
|
156
|
225
|
260
|
200
|
143
|
132
|
131
|
158
|
127
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Qualcomm Incorporated | 86990 |
252 |
| Sony Corporation | 30901 |
111 |
| Huawei Technologies Co., Ltd. | 114462 |
98 |
| Samsung Electronics Co., Ltd. | 148077 |
89 |
| Gensquare LLC | 137 |
89 |
| Sun Patent Trust | 2005 |
87 |
| Dolby Video Compression, LLC | 351 |
80 |
| LG Electronics Inc. | 73714 |
79 |
| Texas Instruments Incorporated | 19450 |
65 |
| Dolby Laboratories Licensing Corporation | 4161 |
64 |
| HFI Innovation Inc. | 760 |
49 |
| Canon Inc. | 40623 |
48 |
| JVC Kenwood Corporation | 3052 |
44 |
| Toshiba Corporation | 12514 |
42 |
| Sharp Corporation | 10285 |
42 |
| SK Telecom Co., Ltd. | 1661 |
42 |
| Electronics and Telecommunications Research Institute | 9464 |
39 |
| Microsoft Technology Licensing, LLC | 54029 |
36 |
| InterDigital Holdings, Inc. | 849 |
36 |
| Google LLC | 42752 |
34 |
| Other owners | 952 |