- 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: 755
10-year publication summary
|
69
|
45
|
36
|
58
|
56
|
40
|
35
|
48
|
44
|
26
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Sony Corporation | 32931 |
97 |
| B1 Institute of Image Technology, Inc. | 132 |
52 |
| Qualcomm Incorporated | 76576 |
41 |
| Panasonic Corporation | 20786 |
33 |
| Samsung Electronics Co., Ltd. | 131630 |
30 |
| Sun Patent Trust | 1972 |
29 |
| Nippon Telegraph and Telephone Corporation | 14195 |
28 |
| Sharp Kabushiki Kaisha | 18957 |
21 |
| Microsoft Technology Licensing, LLC | 51439 |
18 |
| Google LLC | 38759 |
16 |
| Canon Kabushiki Kaisha | 6884 |
16 |
| LG Electronics Inc. | 69257 |
15 |
| Huawei Technologies Co., Ltd. | 100781 |
14 |
| MegaChips Corporation | 366 |
14 |
| Matsushita Electric Industrial Co., Ltd. | 4724 |
13 |
| Hitachi, Ltd. | 16452 |
12 |
| Texas Instruments Incorporated | 19376 |
12 |
| Nokia Technologies Oy | 15057 |
12 |
| Intel Corporation | 45621 |
11 |
| ARRIS Enterprises LLC | 3432 |
10 |
| Other owners | 261 |