- 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 |