- All sections
- H - Electricity
- H04N - Pictorial communication, e.g. television
- H04N 19/50 - Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
Patent holdings for IPC class H04N 19/50
Total number of patents in this class: 3100
10-year publication summary
|
194
|
195
|
186
|
277
|
179
|
149
|
170
|
185
|
163
|
104
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Sony Corporation | 29876 |
182 |
| Samsung Electronics Co., Ltd. | 159755 |
160 |
| Qualcomm Incorporated | 93957 |
139 |
| Huawei Technologies Co., Ltd. | 125590 |
137 |
| LG Electronics Inc. | 76328 |
117 |
| Bytedance Inc. | 4441 |
115 |
| Tencent America LLC | 4396 |
111 |
| Dolby Video Compression, LLC | 396 |
108 |
| Electronics and Telecommunications Research Institute | 9718 |
103 |
| Guangdong Oppo Mobile Telecommunications Corp., Ltd. | 23856 |
83 |
| Beijing Bytedance Network Technology Co., Ltd. | 4156 |
75 |
| KT Corporation | 2098 |
71 |
| Dolby Laboratories Licensing Corporation | 4397 |
59 |
| Sun Patent Trust | 2003 |
54 |
| NTT DoCoMo, Inc. | 15137 |
53 |
| Nippon Telegraph and Telephone Corporation | 15898 |
45 |
| University-industry Cooperation Group of Kyung Hee University | 1365 |
45 |
| Mediatek Inc. | 2573 |
43 |
| Google LLC | 44941 |
35 |
| Sony Group Corporation | 16259 |
34 |
| Other owners | 1331 |