- All sections
- H - Electricity
- H03H - Impedance networks, e.g. resonant circuitsresonators
- 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: 1031
10-year publication summary
|
82
|
110
|
113
|
127
|
85
|
71
|
65
|
46
|
48
|
16
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Murata Manufacturing Co., Ltd. | 24409 |
217 |
| TDK Corporation | 6689 |
74 |
| Greatbatch Ltd. | 351 |
38 |
| Samsung Electro-mechanics Co., Ltd. | 5560 |
32 |
| Qualcomm Incorporated | 84760 |
27 |
| KYOCERA AVX Components Corporation | 630 |
19 |
| Skyworks Solutions, Inc. | 3708 |
16 |
| Taiwan Semiconductor Manufacturing Company, Ltd. | 42288 |
12 |
| Mitsubishi Electric Corporation | 45899 |
12 |
| TDK Electronics AG | 932 |
12 |
| Taiyo Yuden Co., Ltd. | 1927 |
11 |
| Samsung Electronics Co., Ltd. | 144675 |
10 |
| Boe Technology Group Co., Ltd. | 40728 |
10 |
| Schaffner EMV AG | 44 |
9 |
| Sumitomo Electric Industries, Ltd. | 15391 |
8 |
| Sumitomo Wiring Systems, Ltd. | 10288 |
8 |
| Apple Inc. | 54577 |
7 |
| Tokyo Electron Limited | 12599 |
7 |
| Lam Research Corporation | 5217 |
7 |
| National Taiwan University | 1216 |
7 |
| Other owners | 488 |