- All sections
- H - Electricity
- H03H - Impedance networks, e.g. resonant circuitsresonators
- H03H 11/28 - Impedance matching networks
Patent holdings for IPC class H03H 11/28
Total number of patents in this class: 363
10-year publication summary
|
28
|
40
|
30
|
40
|
28
|
26
|
31
|
38
|
20
|
6
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Psemi Corporation | 1069 |
31 |
| Nucurrent, Inc. | 379 |
11 |
| Samsung Electronics Co., Ltd. | 151303 |
10 |
| Murata Manufacturing Co., Ltd. | 25241 |
10 |
| Advanced Energy Industries, Inc. | 506 |
10 |
| ASM America, Inc. | 115 |
10 |
| Apple Inc. | 57058 |
9 |
| Micron Technology, Inc. | 27172 |
9 |
| Reno Sub-systems, Inc. | 59 |
8 |
| Realtek Semiconductor Corp. | 3383 |
7 |
| Skyworks Solutions, Inc. | 3850 |
7 |
| Marvell Asia PTE, Ltd. | 6394 |
7 |
| Lodestar Licensing Group LLC | 1150 |
7 |
| Mitsubishi Electric Corporation | 47338 |
6 |
| Infineon Technologies AG | 8314 |
5 |
| SK Hynix Inc. | 11894 |
5 |
| Samsung Electro-mechanics Co., Ltd. | 5753 |
5 |
| Cavium International | 4842 |
5 |
| Qualcomm Incorporated | 88742 |
4 |
| International Business Machines Corporation | 61906 |
4 |
| Other owners | 193 |