- 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: 2415
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 | 85183 |
168 |
| LG Electronics Inc. | 72962 |
152 |
| Samsung Electronics Co., Ltd. | 145864 |
147 |
| Ericsson | 21733 |
90 |
| Huawei Technologies Co., Ltd. | 112316 |
89 |
| Apple Inc. | 54773 |
83 |
| Intel Corporation | 46962 |
54 |
| Sony Corporation | 31065 |
52 |
| Fujitsu Limited | 18346 |
51 |
| NEC Corporation | 35619 |
44 |
| NTT DoCoMo, Inc. | 12919 |
40 |
| Cisco Technology, Inc. | 19900 |
33 |
| ZTE Corporation | 42295 |
33 |
| Nokia Technologies Oy | 17784 |
32 |
| Kyocera Corporation | 13800 |
31 |
| Nippon Telegraph and Telephone Corporation | 17337 |
31 |
| Panasonic Corporation | 20124 |
30 |
| Datang Mobile Communications Equipment Co., Ltd | 3844 |
30 |
| Malikie Innovations Limited | 7148 |
28 |
| Electronics and Telecommunications Research Institute | 9383 |
26 |
| Other owners | 1171 |