- All sections
- H - Electricity
- H04N - Pictorial communication, e.g. television
- H04N 7/54 - Systems for transmission of a pulse code modulated with one or more other pulse code modulated signals, e.g. an audio signal or a synchronizing signal the signals being synchronous
Patent holdings for IPC class H04N 7/54
Total number of patents in this class: 34
10-year publication summary
|
5
|
2
|
2
|
3
|
3
|
2
|
3
|
1
|
0
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| LG Electronics Inc. | 75910 |
5 |
| Biamp Systems, LLC | 357 |
4 |
| Qualcomm Incorporated | 93006 |
2 |
| ZTE Corporation | 44288 |
2 |
| Sony Interactive Entertainment Inc. | 6475 |
2 |
| Telesofia Medical Ltd. | 4 |
2 |
| Nokia Corporation | 4699 |
1 |
| Canon Inc. | 44134 |
1 |
| Cisco Technology, Inc. | 22584 |
1 |
| Electronics and Telecommunications Research Institute | 9697 |
1 |
| Olympus Corporation | 12915 |
1 |
| Amazon Technologies, Inc. | 28216 |
1 |
| CJ 4DPLEX Co., Ltd. | 91 |
1 |
| Gentex Corporation | 1968 |
1 |
| Nokia Inc. | 1079 |
1 |
| Sanechips Technology Co., Ltd. | 1300 |
1 |
| The University of Warwick | 255 |
1 |
| Shenzhen TCL New Technology Company Limited | 1125 |
1 |
| InterDigital Madison Patent Holdings | 481 |
1 |
| Avago Technologies International Sales Pte. Limited | 8536 |
1 |
| Other owners | 3 |