- All sections
- H - Electricity
- H04N - Pictorial communication, e.g. television
- H04N 19/51 - Motion estimation or motion compensation
Patent holdings for IPC class H04N 19/51
Total number of patents in this class: 2737
10-year publication summary
|
184
|
189
|
226
|
212
|
248
|
183
|
144
|
171
|
179
|
86
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Qualcomm Incorporated | 84501 |
150 |
| Sony Corporation | 31148 |
133 |
| Sun Patent Trust | 1991 |
133 |
| Samsung Electronics Co., Ltd. | 144143 |
126 |
| LG Electronics Inc. | 72473 |
121 |
| Electronics and Telecommunications Research Institute | 9344 |
114 |
| Huawei Technologies Co., Ltd. | 110995 |
84 |
| Bytedance Inc. | 3742 |
83 |
| B1 Institute of Image Technology, Inc. | 307 |
81 |
| Beijing Bytedance Network Technology Co., Ltd. | 4068 |
69 |
| Tencent America LLC | 3736 |
63 |
| University-industry Cooperation Group of Kyung Hee University | 1201 |
50 |
| Microsoft Technology Licensing, LLC | 53512 |
45 |
| Intel Corporation | 46699 |
40 |
| KT Corporation | 1974 |
38 |
| Google LLC | 41828 |
37 |
| HFI Innovation Inc. | 761 |
34 |
| Toshiba Corporation | 12286 |
30 |
| Panasonic Intellectual Property Corporation of America | 7611 |
30 |
| Dolby Video Compression, LLC | 339 |
30 |
| Other owners | 1246 |