- All sections
- H - Electricity
- H03H - Impedance networks, e.g. resonant circuits; resonators
- H03H 7/01 - Frequency selective two-port networks
Patent holdings for IPC class H03H 7/01
Total number of patents in this class: 2432
10-year publication summary
|
220
|
193
|
252
|
223
|
266
|
280
|
185
|
187
|
184
|
59
|
| 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 |
491 |
| TDK Corporation | 6306 |
93 |
| Qualcomm Incorporated | 76576 |
82 |
| Mitsubishi Electric Corporation | 43934 |
54 |
| Qorvo US, Inc. | 2018 |
54 |
| Skyworks Solutions, Inc. | 3450 |
53 |
| Jiaxing Super Lighting Electric Appliance Co., Ltd | 364 |
45 |
| Psemi Corporation | 898 |
42 |
| Taiwan Semiconductor Manufacturing Company, Ltd. | 36809 |
33 |
| Samsung Electro-mechanics Co., Ltd. | 4798 |
33 |
| Sumitomo Electric Industries, Ltd. | 14131 |
27 |
| Sumitomo Wiring Systems, Ltd. | 9367 |
25 |
| AutoNetworks Technologies, Ltd. | 5809 |
23 |
| Greatbatch Ltd. | 351 |
22 |
| Samsung Electronics Co., Ltd. | 131630 |
20 |
| International Business Machines Corporation | 60644 |
19 |
| Infineon Technologies AG | 8189 |
19 |
| Intel Corporation | 45621 |
18 |
| Taiyo Yuden Co., Ltd. | 1809 |
18 |
| KYOCERA AVX Components Corporation | 571 |
18 |
| Other owners | 1243 |