- All sections
- H - Electricity
- H04J - Multiplex communication
- H04J 3/22 - Time-division multiplex systems in which the sources have different rates or codes
Patent holdings for IPC class H04J 3/22
Total number of patents in this class: 551
10-year publication summary
|
13
|
10
|
15
|
6
|
5
|
1
|
1
|
1
|
3
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Ericsson | 22785 |
27 |
| Cisco Technology, Inc. | 22503 |
25 |
| Avago Technologies International Sales Pte. Limited | 8552 |
21 |
| Samsung Electronics Co., Ltd. | 157946 |
19 |
| Huawei Technologies Co., Ltd. | 123543 |
16 |
| Qualcomm Incorporated | 92416 |
11 |
| LG Electronics Inc. | 75818 |
11 |
| Interdigital Patent Holdings, Inc. | 7013 |
8 |
| Google Technology Holdings LLC | 2067 |
8 |
| Microsoft Technology Licensing, LLC | 54463 |
8 |
| DBSD Corporation | 26 |
8 |
| Apple Inc. | 58885 |
7 |
| AT&T Intellectual Property I, L.P. | 10002 |
6 |
| Intel Corporation | 47122 |
6 |
| Hewlett Packard Enterprise Development LP | 11501 |
6 |
| DBSD Services Limited | 22 |
6 |
| Silicon Line GmbH | 55 |
6 |
| Marvell Asia PTE, Ltd. | 6309 |
6 |
| Cavium International | 4656 |
6 |
| T-Mobile Innovations LLC | 4117 |
6 |
| Other owners | 334 |