- All sections
- H - Electricity
- H03H - Impedance networks, e.g. resonant circuits; resonators
- H03H 1/00 - Constructional details of impedance networks whose electrical mode of operation is not specified or applicable to more than one type of network
Patent holdings for IPC class H03H 1/00
Total number of patents in this class: 967
10-year publication summary
|
83
|
82
|
110
|
113
|
127
|
85
|
70
|
50
|
33
|
15
|
| 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 |
193 |
| TDK Corporation | 6306 |
67 |
| Greatbatch Ltd. | 351 |
38 |
| Samsung Electro-mechanics Co., Ltd. | 4798 |
32 |
| Qualcomm Incorporated | 76576 |
27 |
| KYOCERA AVX Components Corporation | 571 |
18 |
| Skyworks Solutions, Inc. | 3450 |
16 |
| TDK Electronics AG | 863 |
13 |
| Taiwan Semiconductor Manufacturing Company, Ltd. | 36809 |
12 |
| Mitsubishi Electric Corporation | 43934 |
11 |
| Taiyo Yuden Co., Ltd. | 1809 |
11 |
| Samsung Electronics Co., Ltd. | 131630 |
10 |
| Sumitomo Electric Industries, Ltd. | 14131 |
10 |
| Sumitomo Wiring Systems, Ltd. | 9367 |
10 |
| Schaffner EMV AG | 47 |
10 |
| AutoNetworks Technologies, Ltd. | 5809 |
9 |
| Tokyo Electron Limited | 11599 |
7 |
| National Taiwan University | 1140 |
7 |
| 3D Glass Solutions, Inc. | 75 |
7 |
| Apple Inc. | 50209 |
6 |
| Other owners | 453 |