- All sections
- H - Electricity
- H04J - Multiplex communication
- H04J 3/00 - Time-division multiplex systems
Patent holdings for IPC class H04J 3/00
Total number of patents in this class: 2410
10-year publication summary
|
204
|
115
|
101
|
70
|
76
|
43
|
35
|
22
|
14
|
4
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Qualcomm Incorporated | 85434 |
168 |
| LG Electronics Inc. | 73111 |
152 |
| Samsung Electronics Co., Ltd. | 146346 |
147 |
| Ericsson | 21759 |
90 |
| Huawei Technologies Co., Ltd. | 112690 |
89 |
| Apple Inc. | 54937 |
83 |
| Intel Corporation | 47005 |
54 |
| Sony Corporation | 31036 |
51 |
| Fujitsu Limited | 18366 |
51 |
| NEC Corporation | 35687 |
44 |
| NTT DoCoMo, Inc. | 12993 |
40 |
| Cisco Technology, Inc. | 19929 |
33 |
| ZTE Corporation | 42486 |
33 |
| Nokia Technologies Oy | 17854 |
32 |
| Kyocera Corporation | 13831 |
31 |
| Nippon Telegraph and Telephone Corporation | 17346 |
31 |
| Panasonic Corporation | 20099 |
30 |
| Datang Mobile Communications Equipment Co., Ltd | 3865 |
30 |
| Malikie Innovations Limited | 7129 |
28 |
| Electronics and Telecommunications Research Institute | 9394 |
26 |
| Other owners | 1167 |