- All sections
- H - Electricity
- H03J - Tuning resonant circuitsselecting resonant circuits
- H03J 3/20 - Continuous tuning of single resonant circuit by varying inductance only or capacitance only
Patent holdings for IPC class H03J 3/20
Total number of patents in this class: 143
10-year publication summary
|
14
|
14
|
22
|
13
|
8
|
10
|
6
|
4
|
8
|
5
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| RFMicron, Inc. | 74 |
32 |
| Psemi Corporation | 1086 |
16 |
| Infineon Technologies AG | 8410 |
11 |
| Ericsson | 22929 |
5 |
| Samsung Electronics Co., Ltd. | 158605 |
4 |
| Qualcomm Incorporated | 93006 |
4 |
| Taiwan Semiconductor Manufacturing Company, Ltd. | 48629 |
4 |
| Apple Inc. | 59117 |
3 |
| NPX B.V. | 2835 |
3 |
| Orica International Pte Ltd | 200 |
3 |
| Intel Corporation | 47162 |
2 |
| Alfred E. Mann Foundation for Scientific Research | 389 |
2 |
| Cornell University | 3444 |
2 |
| Dexerials Corporation | 2005 |
2 |
| Morgan Stanley Senior Funding, Inc., AS Agent | 1419 |
2 |
| NXP USA, Inc. | 4406 |
2 |
| Telefonaktiebolaget LM Ericsson (publ) | 28872 |
2 |
| KYOCERA AVX Components (San Diego), Inc. | 284 |
2 |
| STMicroelectronics France | 703 |
2 |
| BlackBerry Limited | 4868 |
1 |
| Other owners | 39 |