- All sections
- H - Electricity
- H03H - Impedance networks, e.g. resonant circuitsresonators
- H03H 11/20 - Two-port phase shifters providing an adjustable phase shift
Patent holdings for IPC class H03H 11/20
Total number of patents in this class: 138
10-year publication summary
|
6
|
8
|
22
|
8
|
15
|
12
|
12
|
9
|
18
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Qualcomm Incorporated | 82165 |
11 |
| Mitsubishi Electric Corporation | 44962 |
11 |
| Murata Manufacturing Co., Ltd. | 23784 |
8 |
| Psemi Corporation | 955 |
8 |
| Nippon Telegraph and Telephone Corporation | 16416 |
5 |
| Fujikura Ltd. | 2872 |
5 |
| Gilat Satellite Networks Ltd. | 80 |
4 |
| International Business Machines Corporation | 60224 |
3 |
| Texas Instruments Incorporated | 19443 |
3 |
| Korea Advanced Institute of Science and Technology | 4208 |
3 |
| Emw Co., Ltd. | 128 |
3 |
| ViaSat, Inc. | 1617 |
3 |
| NEC Corporation | 34540 |
2 |
| Fujitsu Limited | 18417 |
2 |
| Electronics and Telecommunications Research Institute | 9039 |
2 |
| Industrial Technology Research Institute | 4954 |
2 |
| Infineon Technologies AG | 8138 |
2 |
| Huawei Technologies Co., Ltd. | 107154 |
2 |
| Raytheon Company | 8433 |
2 |
| NPX B.V. | 2379 |
2 |
| Other owners | 55 |