- 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: 1994
10-year publication summary
|
155
|
111
|
130
|
122
|
181
|
125
|
105
|
123
|
147
|
94
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Sony Corporation | 30910 |
165 |
| LG Electronics Inc. | 73690 |
131 |
| Electronics and Telecommunications Research Institute | 9464 |
108 |
| Qualcomm Incorporated | 86867 |
97 |
| Sun Patent Trust | 2004 |
86 |
| Samsung Electronics Co., Ltd. | 147983 |
70 |
| Huawei Technologies Co., Ltd. | 114320 |
69 |
| Bytedance Inc. | 3892 |
42 |
| Panasonic Corporation | 20030 |
40 |
| Tencent America LLC | 3884 |
39 |
| Dolby Video Compression, LLC | 350 |
36 |
| NTT DoCoMo, Inc. | 13427 |
33 |
| University-industry Cooperation Group of Kyung Hee University | 1228 |
33 |
| Microsoft Technology Licensing, LLC | 54000 |
32 |
| Nokia Technologies Oy | 18494 |
31 |
| NEC Corporation | 36124 |
30 |
| Nippon Telegraph and Telephone Corporation | 16975 |
30 |
| Beijing Bytedance Network Technology Co., Ltd. | 4094 |
29 |
| JVC Kenwood Corporation | 3053 |
28 |
| Ericsson | 21932 |
27 |
| Other owners | 838 |