- All sections
- H - Electricity
- H04N - Pictorial communication, e.g. television
- H04N 5/378 - Readout circuits, e.g. correlated double sampling [CDS] circuits, output amplifiers or A/D converters
Patent holdings for IPC class H04N 5/378
Total number of patents in this class: 4911
10-year publication summary
|
593
|
758
|
699
|
666
|
697
|
532
|
309
|
57
|
4
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Canon Inc. | 40862 |
603 |
| Sony Semiconductor Solutions Corporation | 10756 |
571 |
| Sony Corporation | 30829 |
563 |
| Samsung Electronics Co., Ltd. | 148649 |
352 |
| Olympus Corporation | 13100 |
182 |
| OmniVision Technologies, Inc. | 1561 |
174 |
| Panasonic Intellectual Property Management Co., Ltd. | 32244 |
163 |
| SK Hynix Inc. | 11607 |
134 |
| Semiconductor Components Industries, L.L.C. | 5282 |
129 |
| Nikon Corporation | 7308 |
109 |
| Raytheon Company | 8399 |
55 |
| FUJIFILM Corporation | 29752 |
52 |
| Hamamatsu Photonics K.K. | 4478 |
49 |
| Semiconductor Energy Laboratory Co., Ltd. | 11527 |
45 |
| Taiwan Semiconductor Manufacturing Company, Ltd. | 45023 |
37 |
| Rambus Inc. | 2359 |
31 |
| Shenzhen Goodix Technology Co., Ltd. | 2316 |
31 |
| Apple Inc. | 56070 |
30 |
| Renesas Electronics Corporation | 5946 |
30 |
| Ricoh Company, Ltd. | 13363 |
29 |
| Other owners | 1542 |