- All sections
- H - Electricity
- H04N - Pictorial communication, e.g. television
- H04N 7/03 - Subscription systems therefor
Patent holdings for IPC class H04N 7/03
Total number of patents in this class: 16
10-year publication summary
|
2
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
1
|
0
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Sony Corporation | 32931 |
6 |
| Panasonic Corporation | 20786 |
3 |
| Matsushita Electric Industrial Co., Ltd. | 4724 |
1 |
| Citibank, N.A. | 148 |
1 |
| Gracenote, Inc. | 408 |
1 |
| LSI Japan Co., Ltd. | 1 |
1 |
| Sony Interactive Entertainment Inc. | 5162 |
1 |
| Sun Patent Trust | 1972 |
1 |
| TV Asahi Data Vision Corporation | 1 |
1 |
| Other owners | 0 |