- All sections
- H - Electricity
- H04N - Pictorial communication, e.g. television
- H04N 19/85 - Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression
Patent holdings for IPC class H04N 19/85
Total number of patents in this class: 1945
10-year publication summary
|
179
|
151
|
167
|
173
|
225
|
189
|
191
|
174
|
181
|
82
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Sony Corporation | 32931 |
138 |
| Qualcomm Incorporated | 76576 |
120 |
| Dolby Laboratories Licensing Corporation | 3883 |
104 |
| Samsung Electronics Co., Ltd. | 131630 |
100 |
| LG Electronics Inc. | 69257 |
41 |
| Huawei Technologies Co., Ltd. | 100781 |
41 |
| Nokia Technologies Oy | 15057 |
40 |
| Tencent America LLC | 2959 |
40 |
| Intel Corporation | 45621 |
38 |
| Google LLC | 38759 |
37 |
| Microsoft Technology Licensing, LLC | 51439 |
34 |
| Canon Inc. | 36841 |
31 |
| Sony Group Corporation | 10730 |
28 |
| GE Video Compression, LLC | 373 |
26 |
| Bytedance Inc. | 2313 |
24 |
| Apple Inc. | 50209 |
23 |
| Panasonic Intellectual Property Management Co., Ltd. | 27812 |
23 |
| Panasonic Intellectual Property Corporation of America | 7230 |
23 |
| GoPro, Inc. | 1915 |
22 |
| Sharp Kabushiki Kaisha | 18957 |
21 |
| Other owners | 991 |