- All sections
- H - Electricity
- H04J - Multiplex communication
- H04J 1/04 - Frequency-transposition arrangements
Patent holdings for IPC class H04J 1/04
Total number of patents in this class: 61
10-year publication summary
|
2
|
1
|
5
|
12
|
8
|
5
|
5
|
5
|
4
|
3
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Murata Manufacturing Co., Ltd. | 22355 |
9 |
| Nippon Telegraph and Telephone Corporation | 14195 |
7 |
| Skyworks Solutions, Inc. | 3450 |
5 |
| Motorola Mobility LLC | 2493 |
4 |
| Taiyo Yuden Co., Ltd. | 1809 |
3 |
| Marvell Asia PTE, Ltd. | 6841 |
3 |
| Qualcomm Incorporated | 76576 |
2 |
| Mitsubishi Electric Corporation | 43934 |
2 |
| Raytheon Applied Signal Technology, Inc. | 43 |
2 |
| Samsung Electronics Co., Ltd. | 131630 |
1 |
| LG Electronics Inc. | 69257 |
1 |
| NEC Corporation | 32703 |
1 |
| Ericsson | 20417 |
1 |
| Interdigital Patent Holdings, Inc. | 3652 |
1 |
| Electronics and Telecommunications Research Institute | 8830 |
1 |
| Raytheon Company | 8535 |
1 |
| NTT DoCoMo, Inc. | 11501 |
1 |
| Xilinx, Inc. | 4086 |
1 |
| Nextel Communications Inc. | 137 |
1 |
| Microsoft Technology Licensing, LLC | 51439 |
1 |
| Other owners | 13 |