- 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: 578
10-year publication summary
|
12
|
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
|
|---|---|---|
| Cisco Technology, Inc. | 22256 |
29 |
| Ericsson | 22283 |
27 |
| Avago Technologies International Sales Pte. Limited | 8600 |
22 |
| Samsung Electronics Co., Ltd. | 153573 |
19 |
| Huawei Technologies Co., Ltd. | 119891 |
17 |
| Qualcomm Incorporated | 90109 |
11 |
| LG Electronics Inc. | 74953 |
11 |
| Apple Inc. | 58049 |
9 |
| Interdigital Patent Holdings, Inc. | 6467 |
8 |
| Google Technology Holdings LLC | 2140 |
8 |
| Microsoft Technology Licensing, LLC | 54215 |
8 |
| DBSD Corporation | 26 |
8 |
| Juniper Networks, Inc. | 3781 |
7 |
| AT&T Intellectual Property I, L.P. | 9831 |
6 |
| Intel Corporation | 46638 |
6 |
| DBSD Services Limited | 22 |
6 |
| Silicon Line GmbH | 55 |
6 |
| Marvell Asia PTE, Ltd. | 6349 |
6 |
| Cavium International | 4772 |
6 |
| T-Mobile Innovations LLC | 3996 |
6 |
| Other owners | 352 |