- All sections
- H - Electricity
- H04N - Pictorial communication, e.g. television
- H04N 5/78 - Television signal recording using magnetic recording
Patent holdings for IPC class H04N 5/78
Total number of patents in this class: 69
10-year publication summary
|
4
|
4
|
6
|
1
|
3
|
2
|
1
|
1
|
0
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Samsung Electronics Co., Ltd. | 144426 |
6 |
| Canon Inc. | 39538 |
6 |
| DISH Technologies L.L.C. | 1606 |
4 |
| Panasonic Corporation | 20166 |
3 |
| Avago Technologies International Sales Pte. Limited | 8829 |
3 |
| Sony Corporation | 31138 |
2 |
| FUJIFILM Corporation | 29251 |
2 |
| Thomson Licensing | 3667 |
2 |
| Google LLC | 41903 |
2 |
| March Networks Corporation | 33 |
2 |
| Swarms Ventures, LLC | 4 |
2 |
| Wormhole Labs, Inc. | 42 |
2 |
| Disney Enterprises, Inc. | 6083 |
1 |
| LG Electronics Inc. | 72559 |
1 |
| Cisco Technology, Inc. | 19655 |
1 |
| Mediatek Inc. | 5058 |
1 |
| Casio Computer Co., Ltd. | 3419 |
1 |
| Via Technologies, Inc. | 1194 |
1 |
| Pioneer Corporation | 4396 |
1 |
| Realtek Semiconductor Corp. | 3274 |
1 |
| Other owners | 25 |