- All sections
- H - Electricity
- H04N - Pictorial communication, e.g. television
- H04N 9/72 - Circuits for processing colour signals for reinsertion of DC and slowly varying components of colour signals
Patent holdings for IPC class H04N 9/72
Total number of patents in this class: 4
10-year publication summary
|
0
|
0
|
0
|
0
|
1
|
0
|
0
|
0
|
0
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| NVIDIA Corporation | 7318 |
1 |
| National Semiconductor Corporation | 1039 |
1 |
| Realtek Semiconductor Corp. | 3301 |
1 |
| RGB Systems, Inc. | 153 |
1 |
| Other owners | 0 |