- All sections
- H - Electricity
- H04N - Pictorial communication, e.g. television
- H04N 19/154 - Measured or subjectively estimated visual quality after decoding, e.g. measurement of distortion
Patent holdings for IPC class H04N 19/154
Total number of patents in this class: 1478
10-year publication summary
|
120
|
128
|
129
|
128
|
107
|
112
|
95
|
108
|
120
|
69
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Qualcomm Incorporated | 92563 |
57 |
| Dolby Laboratories Licensing Corporation | 4333 |
50 |
| Netflix, Inc. | 1353 |
50 |
| Google LLC | 44565 |
49 |
| Huawei Technologies Co., Ltd. | 123677 |
46 |
| Sony Corporation | 30139 |
45 |
| Comcast Cable Communications, LLC | 5193 |
39 |
| Apple Inc. | 58936 |
38 |
| Microsoft Technology Licensing, LLC | 54464 |
33 |
| Intel Corporation | 47100 |
32 |
| Nippon Telegraph and Telephone Corporation | 15928 |
26 |
| Samsung Electronics Co., Ltd. | 158156 |
25 |
| IMAX Corporation | 266 |
21 |
| V-Nova International Ltd. | 405 |
21 |
| ARRIS Enterprises LLC | 3404 |
20 |
| Tencent Technology (Shenzhen) Company Limited | 16006 |
20 |
| LG Electronics Inc. | 75845 |
18 |
| Tencent America LLC | 4287 |
17 |
| META Platforms, Inc. | 6896 |
16 |
| Koninklijke Philips N.V. | 25895 |
15 |
| Other owners | 840 |