- All sections
- H - Electricity
- H04N - Pictorial communication, e.g. television
- H04N 19/134 - Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
Patent holdings for IPC class H04N 19/134
Total number of patents in this class: 876
10-year publication summary
|
43
|
34
|
57
|
54
|
39
|
34
|
47
|
45
|
118
|
65
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| B1 Institute of Image Technology, Inc. | 337 |
180 |
| Sony Corporation | 30957 |
92 |
| Qualcomm Incorporated | 86153 |
41 |
| Panasonic Corporation | 20059 |
33 |
| Sun Patent Trust | 2003 |
33 |
| Samsung Electronics Co., Ltd. | 147334 |
28 |
| Nippon Telegraph and Telephone Corporation | 17367 |
25 |
| Sharp Kabushiki Kaisha | 18724 |
19 |
| Microsoft Technology Licensing, LLC | 53854 |
18 |
| Google LLC | 42510 |
17 |
| LG Electronics Inc. | 73476 |
16 |
| Texas Instruments Incorporated | 19454 |
14 |
| Huawei Technologies Co., Ltd. | 113491 |
14 |
| MegaChips Corporation | 337 |
14 |
| Canon Kabushiki Kaisha | 7065 |
14 |
| Nokia Technologies Oy | 18201 |
12 |
| ARRIS Enterprises LLC | 3468 |
12 |
| Tencent America LLC | 3841 |
12 |
| Intel Corporation | 47093 |
11 |
| Hitachi, Ltd. | 15537 |
11 |
| Other owners | 260 |