- All sections
- H - Electricity
- H03H - Impedance networks, e.g. resonant circuitsresonators
- H03H 11/40 - Impedance converters
Patent holdings for IPC class H03H 11/40
Total number of patents in this class: 45
10-year publication summary
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2
|
3
|
2
|
3
|
2
|
2
|
1
|
4
|
7
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| King Fahd University of Petroleum and Minerals | 1043 |
4 |
| Apple Inc. | 53121 |
3 |
| Qualcomm Incorporated | 82510 |
3 |
| International Business Machines Corporation | 60279 |
3 |
| Samsung Electronics Co., Ltd. | 140010 |
2 |
| Xilinx, Inc. | 4045 |
2 |
| Semiconductor Components Industries, L.L.C. | 5242 |
2 |
| STMicroelectronics, Inc. | 297 |
2 |
| Advanced Energy Industries, Inc. | 452 |
2 |
| The Regents of the University of California | 19608 |
1 |
| NEC Corporation | 34608 |
1 |
| Panasonic Corporation | 20295 |
1 |
| Renesas Electronics Corporation | 6143 |
1 |
| Massachusetts Institute of Technology | 9932 |
1 |
| LG Innotek Co., Ltd. | 7295 |
1 |
| Nippon Telegraph and Telephone Corporation | 16478 |
1 |
| IBM United Kingdom Limited | 4379 |
1 |
| Kyosan Electric Mfg. Co., Ltd. | 170 |
1 |
| Marcdevices Co., Ltd. | 12 |
1 |
| MKS Instruments, Inc. | 684 |
1 |
| Other owners | 11 |