- 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: 2284
10-year publication summary
|
207
|
163
|
228
|
264
|
205
|
145
|
132
|
129
|
156
|
33
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Qualcomm Incorporated | 82781 |
245 |
| Sony Corporation | 31467 |
111 |
| Huawei Technologies Co., Ltd. | 108034 |
94 |
| Samsung Electronics Co., Ltd. | 140622 |
89 |
| Gensquare LLC | 158 |
86 |
| Sun Patent Trust | 2056 |
84 |
| Dolby Video Compression, LLC | 334 |
76 |
| LG Electronics Inc. | 71505 |
71 |
| Dolby Laboratories Licensing Corporation | 4096 |
64 |
| Texas Instruments Incorporated | 19457 |
61 |
| HFI Innovation Inc. | 761 |
49 |
| JVC Kenwood Corporation | 2935 |
44 |
| Canon Inc. | 38613 |
43 |
| Toshiba Corporation | 12136 |
42 |
| SK Telecom Co., Ltd. | 1664 |
42 |
| Sharp Corporation | 10247 |
40 |
| Electronics and Telecommunications Research Institute | 9113 |
38 |
| InterDigital Holdings, Inc. | 798 |
36 |
| Apple Inc. | 53280 |
35 |
| Microsoft Technology Licensing, LLC | 53087 |
32 |
| Other owners | 902 |