- All sections
- H - Electricity
- H04N - Pictorial communication, e.g. television
- H04N 23/741 - Circuitry for compensating brightness variation in the scene by increasing the dynamic range of the image compared to the dynamic range of the electronic image sensors
Patent holdings for IPC class H04N 23/741
Total number of patents in this class: 471
10-year publication summary
|
1
|
0
|
4
|
4
|
31
|
74
|
110
|
107
|
93
|
48
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Samsung Electronics Co., Ltd. | 157039 |
37 |
| Qualcomm Incorporated | 91706 |
36 |
| Canon Inc. | 43059 |
32 |
| Duelight LLC | 121 |
21 |
| GoPro, Inc. | 2108 |
21 |
| Honor Device Co., Ltd. | 6738 |
21 |
| Sony Group Corporation | 15525 |
14 |
| Google LLC | 44407 |
11 |
| Cilag GmbH International | 6411 |
10 |
| Sony Semiconductor Solutions Corporation | 11518 |
10 |
| Apple Inc. | 58592 |
9 |
| Contrast, Inc. | 59 |
9 |
| Anduril Industries Inc. | 209 |
9 |
| Dolby Laboratories Licensing Corporation | 4311 |
8 |
| Canon Kabushiki Kaisha | 7292 |
8 |
| Texas Instruments Incorporated | 19660 |
7 |
| SK Hynix Inc. | 12426 |
6 |
| Guangzhou Tyrafos Semiconductor Technologies Co., Ltd | 62 |
6 |
| Nikon Corporation | 7240 |
5 |
| Semiconductor Components Industries, L.L.C. | 5268 |
5 |
| Other owners | 186 |