- All sections
- H - Electricity
- H04N - Pictorial communication, e.g. television
- H04N 19/117 - Filters, e.g. for pre-processing or post-processing
Patent holdings for IPC class H04N 19/117
Total number of patents in this class: 5050
10-year publication summary
|
358
|
328
|
315
|
413
|
491
|
603
|
563
|
589
|
482
|
227
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Qualcomm Incorporated | 76576 |
347 |
| LG Electronics Inc. | 69257 |
315 |
| Bytedance Inc. | 2313 |
285 |
| Beijing Bytedance Network Technology Co., Ltd. | 3621 |
244 |
| Samsung Electronics Co., Ltd. | 131630 |
231 |
| Sony Corporation | 32931 |
215 |
| Huawei Technologies Co., Ltd. | 100781 |
213 |
| Tencent America LLC | 2959 |
155 |
| Electronics and Telecommunications Research Institute | 8830 |
152 |
| Dolby Laboratories Licensing Corporation | 3883 |
131 |
| Texas Instruments Incorporated | 19376 |
93 |
| Panasonic Intellectual Property Corporation of America | 7230 |
89 |
| Sun Patent Trust | 1972 |
89 |
| Google LLC | 38759 |
83 |
| Microsoft Technology Licensing, LLC | 51439 |
65 |
| Intel Corporation | 45621 |
62 |
| HFI Innovation Inc. | 755 |
60 |
| Beijing Dajia Internet Information Technology Co., Ltd. | 1181 |
58 |
| Canon Inc. | 36841 |
56 |
| Ericsson | 20417 |
56 |
| Other owners | 2051 |