- All sections
- H - Electricity
- H04N - Pictorial communication, e.g. television
- H04N 7/087 - Systems for the simultaneous or sequential transmission of more than one television signal, e.g. additional information signals, the signals occupying wholly or partially the same frequency band with signal insertion during the vertical blanking interval
Patent holdings for IPC class H04N 7/087
Total number of patents in this class: 20
10-year publication summary
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1
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1
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0
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1
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0
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0
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0
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2
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0
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0
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| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Sony Corporation | 32931 |
2 |
| Matsushita Electric Industrial Co., Ltd. | 4724 |
2 |
| Samsung Electronics Co., Ltd. | 131630 |
1 |
| Disney Enterprises, Inc. | 6012 |
1 |
| Sony Computer Entertainment Inc. | 1177 |
1 |
| Nokia Corporation | 6965 |
1 |
| Panasonic Corporation | 20786 |
1 |
| Cisco Technology, Inc. | 18858 |
1 |
| JVC Kenwood Corporation | 2774 |
1 |
| Realtek Semiconductor Corp. | 3028 |
1 |
| Lattice Semiconductor Corporation | 705 |
1 |
| Pelco, Inc. | 183 |
1 |
| Simdesk Technologies, Inc. | 9 |
1 |
| THAT Corporation | 62 |
1 |
| Sony Network Entertainment Platform Inc. | 253 |
1 |
| Sharp Kabushiki Kaisha | 18957 |
1 |
| Fixapa Sdn Bhd | 1 |
1 |
| NCR Voyix Corporation | 1070 |
1 |
| Other owners | 0 |