Linear power source circuit
US-2025088154-A1 · Mar 13, 2025 · US
with MOSFET's
with MOSFET's · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H03F3/423 |
| Official title | {with MOSFET's} |
| Display label | with MOSFET's |
| Total patents | 27 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2017 | 1 |
| 2018 | 3 |
| 2019 | 6 |
| 2020 | 9 |
| 2021 | 4 |
| 2022 | 1 |
| 2024 | 2 |
| 2025 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Semiconductor devices having unit cell transistors with smoothed turn-on behavior and improved linearity
US-12034072-B2 · Jul 9, 2024 · US
Single structure CASCODE device and method of manufacturing same
US-12027599-B2 · Jul 2, 2024 · US
Single structure cascode device and method of manufacturing same
US-2022085781-A1 · Mar 17, 2022 · US
Semiconductor devices having a plurality of unit cell transistors that have smoothed turn-on behavior and improved linearity
US-2021193825-A1 · Jun 24, 2021 · US
Semiconductor devices having a plurality of unit cell transistors that have smoothed turn-on behavior and improved linearity
US-10978583-B2 · Apr 13, 2021 · US
Power amplifier and method of operating the power amplifier
US-10938359-B1 · Mar 2, 2021 · US
Power amplifier and method of operating the power amplifier
US-2021050827-A1 · Feb 18, 2021 · US
Oscillator circuit using comparator
US-10879858-B2 · Dec 29, 2020 · US
Self-biased amplifier for use with a low-power crystal oscillator
US-10804849-B2 · Oct 13, 2020 · US
Optoelectronics integration using semiconductor on insulator substrate
US-10690853-B2 · Jun 23, 2020 · US
Self-Biased Amplifier for Use with a Low-Power Crystal Oscillator
US-2020186086-A1 · Jun 11, 2020 · US
Stacked power amplifiers using core devices
US-10637418-B2 · Apr 28, 2020 · US
Amplifier arrangement and switched capacitor integrator
US-10622950-B2 · Apr 14, 2020 · US
Matrix power amplifier
US-2020052664-A1 · Feb 13, 2020 · US
Oscillator circuit using comparator
US-2020021258-A1 · Jan 16, 2020 · US
Matrix power amplifier
US-10530316-B2 · Jan 7, 2020 · US
Optoelectronics integration using semiconductor on insulator substrate
US-2019391328-A1 · Dec 26, 2019 · US
Regulation of an RF amplifier
US-10432154-B2 · Oct 1, 2019 · US
Matrix power amplifier
US-2019288651-A1 · Sep 19, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H03F3/423?
- CPC H03F3/423 is the Cooperative Patent Classification code for “with MOSFET's.”
- How many patents are filed under CPC H03F3/423 (with MOSFET's)?
- Our database includes 27 publications tagged with this CPC code.
- Is patent activity under CPC H03F3/423 growing?
- Publication counts under this code: 2 in 2024 vs 1 in 2025 (latest complete years).