- 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: 75
10-year publication summary
|
7
|
4
|
4
|
6
|
1
|
3
|
2
|
1
|
1
|
0
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Samsung Electronics Co., Ltd. | 131630 |
7 |
| Canon Inc. | 36841 |
6 |
| DISH Technologies L.L.C. | 1666 |
4 |
| Avago Technologies International Sales Pte. Limited | 9260 |
4 |
| Panasonic Corporation | 20786 |
3 |
| Sony Corporation | 32931 |
2 |
| FUJIFILM Corporation | 27102 |
2 |
| Thomson Licensing | 4027 |
2 |
| Google LLC | 38759 |
2 |
| March Networks Corporation | 39 |
2 |
| Swarms Ventures, LLC | 4 |
2 |
| Wormhole Labs, Inc. | 43 |
2 |
| Disney Enterprises, Inc. | 6012 |
1 |
| LG Electronics Inc. | 69257 |
1 |
| Cisco Technology, Inc. | 18858 |
1 |
| Casio Computer Co., Ltd. | 3343 |
1 |
| Via Technologies, Inc. | 1329 |
1 |
| Pioneer Corporation | 4843 |
1 |
| Realtek Semiconductor Corp. | 3028 |
1 |
| ATI Technologies ULC | 1396 |
1 |
| Other owners | 29 |