Inductive link coil de-tuning compensation and control
US-2025309698-A1 · Oct 2, 2025 · US
This page is not indexed by search engines while we improve data quality.
Tuning without displacement of reactive element, e.g. by varying permeability
Tuning without displacement of reactive element, e.g. by varying permeability · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H03J3/16 |
| Official title | Tuning without displacement of reactive element, e.g. by varying permeability |
| Display label | Tuning without displacement of reactive element, e.g. by varying permeability |
| Total patents | 12 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2016 | 1 |
| 2018 | 3 |
| 2019 | 3 |
| 2020 | 1 |
| 2022 | 1 |
| 2024 | 1 |
| 2025 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Variable inductor and control system for the variable inductor
US-2025308767-A1 · Oct 2, 2025 · US
Device for interacting with electromagnetic radiation
US-2024235000-A1 · Jul 11, 2024 · US
Positive logic digitally tunable capacitor
US-11290087-B2 · Mar 29, 2022 · US
Positive Logic Digitally Tunable Capacitor
US-2020119719-A1 · Apr 16, 2020 · US
Positive logic digitally tunable capacitor
US-10476484-B2 · Nov 12, 2019 · US
High frequency oscillator, high frequency welding system and method for controlling the frequency using said type of high frequency oscillator
US-10239261-B2 · Mar 26, 2019 · US
High frequency oscillator, high frequency welding system and method for controlling the frequency using said type of high frequency oscillator
US-2019039327-A1 · Feb 7, 2019 · US
Positive Logic Digitally Tunable Capacitor
US-2018159511-A1 · Jun 7, 2018 · US
Positive logic digitally tunable capacitor
US-9948281-B2 · Apr 17, 2018 · US
Positive Logic Digitally Tunable Capacitor
US-2018069530-A1 · Mar 8, 2018 · US
High frequency oscillator, high frequency welding system and method for controlling the frequency using said type of high frequency oscillator
US-2016067915-A1 · Mar 10, 2016 · US