- All sections
- H - Electricity
- H04N - Pictorial communication, e.g. television
- H04N 25/78 - Readout circuits for addressed sensors, e.g. output amplifiers or A/D converters
Patent holdings for IPC class H04N 25/78
Total number of patents in this class: 258
10-year publication summary
|
0
|
0
|
0
|
3
|
0
|
0
|
5
|
7
|
162
|
71
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Sony Semiconductor Solutions Corporation | 8770 |
79 |
| Canon Inc. | 36841 |
24 |
| Samsung Electronics Co., Ltd. | 131630 |
21 |
| Guangzhou Tyrafos Semiconductor Technologies Co., Ltd | 58 |
8 |
| Sony Group Corporation | 10730 |
7 |
| Semiconductor Energy Laboratory Co., Ltd. | 10902 |
5 |
| Panasonic Intellectual Property Management Co., Ltd. | 27812 |
5 |
| Gigajot Technology, Inc. | 52 |
5 |
| Brillnics Singapore Pte. Ltd. | 58 |
5 |
| Apple Inc. | 50209 |
4 |
| SK Hynix Inc. | 11030 |
4 |
| Nikon Corporation | 7162 |
4 |
| Canon Kabushiki Kaisha | 6884 |
4 |
| Sony Europe B.V. | 890 |
4 |
| Grass Valley Canada | 242 |
3 |
| OmniVision Technologies, Inc. | 1502 |
3 |
| Pixart Imaging Inc. | 1581 |
3 |
| Sony Advanced Visual Sensing AG | 51 |
3 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10525 |
2 |
| Hamamatsu Photonics K.K. | 4161 |
2 |
| Other owners | 63 |