- All sections
- H - Electricity
- H04N - Pictorial communication, e.g. television
- H04N 19/503 - Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
Patent holdings for IPC class H04N 19/503
Total number of patents in this class: 1980
10-year publication summary
156
|
111
|
134
|
126
|
197
|
130
|
105
|
124
|
148
|
79
|
2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Sony Corporation | 31080 |
167 |
LG Electronics Inc. | 72890 |
129 |
Electronics and Telecommunications Research Institute | 9380 |
109 |
Qualcomm Incorporated | 85094 |
96 |
Sun Patent Trust | 1999 |
83 |
Samsung Electronics Co., Ltd. | 145630 |
70 |
Huawei Technologies Co., Ltd. | 112134 |
70 |
Panasonic Corporation | 20128 |
40 |
Bytedance Inc. | 3792 |
40 |
Tencent America LLC | 3778 |
38 |
Dolby Video Compression, LLC | 341 |
35 |
NTT DoCoMo, Inc. | 12890 |
33 |
University-industry Cooperation Group of Kyung Hee University | 1209 |
33 |
Microsoft Technology Licensing, LLC | 53667 |
31 |
NEC Corporation | 35567 |
30 |
Nokia Technologies Oy | 17746 |
30 |
Nippon Telegraph and Telephone Corporation | 17303 |
29 |
JVC Kenwood Corporation | 3008 |
28 |
Beijing Bytedance Network Technology Co., Ltd. | 4076 |
28 |
Ericsson | 21724 |
27 |
Other owners | 834 |