Apparatuses and methods involving amplification circuit with push-pull waveshaping operation
US-12506452-B2 · Dec 23, 2025 · US
sinusoidal output voltages being obtained by combination of several voltages being out of phase
sinusoidal output voltages being obtained by combination of several voltages being out of phase · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H02M7/497 |
| Official title | sinusoidal output voltages being obtained by combination of several voltages being out of phase |
| Display label | sinusoidal output voltages being obtained by combination of several voltages being out of phase |
| Total patents | 52 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 5 |
| 2016 | 6 |
| 2017 | 6 |
| 2018 | 9 |
| 2019 | 5 |
| 2020 | 7 |
| 2021 | 4 |
| 2022 | 3 |
| 2023 | 2 |
| 2025 | 5 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Adaptive control for multi-level converters
US-2025317044-A1 · Oct 9, 2025 · US
Carrier reconstruction method for eliminating dc and low-frequency circulating currents in multi-parallel converters
US-2025246986-A1 · Jul 31, 2025 · US
Carrier reconstruction method for eliminating DC and low-frequency circulating currents in multi-parallel converters
US-12374986-B1 · Jul 29, 2025 · US
Power converters and staircase modulation methods therefor
US-2025125708-A1 · Apr 17, 2025 · US
Control of an ICBT converter
US-11705804-B2 · Jul 18, 2023 · US
Apparatuses and methods involving amplification circuit with push-pull waveshaping operation
US-2023122538-A1 · Apr 20, 2023 · US
Method for Operating a Wireless Charger and a Wireless Charger System
US-2022337091-A1 · Oct 20, 2022 · US
Control of an ICBT Converter
US-2022278629-A1 · Sep 1, 2022 · US
Series multiplex inverter
US-11349410-B2 · May 31, 2022 · US
Inverter systems
US-11075588-B2 · Jul 27, 2021 · US
Inverter generator and control method
US-2021175819-A1 · Jun 10, 2021 · US
Inverter systems
US-2021167696-A1 · Jun 3, 2021 · US
Series multiplex inverter
US-2021075338-A1 · Mar 11, 2021 · US
Additive synthesis of interleaved switch mode power stages for minimal delay in set point tracking
US-2020313567-A1 · Oct 1, 2020 · US
Multi-level high-speed adjustable speed drive
US-10727774-B2 · Jul 28, 2020 · US
Additive synthesis of interleaved switch mode power stages for minimal delay in set point tracking
US-10658945-B1 · May 19, 2020 · US
Additive synthesis of interleaved switch mode power stages for minimal delay in set point tracking
US-2020153360-A1 · May 14, 2020 · US
Power conversion device and direct-current power transmission system
US-2020127582-A1 · Apr 23, 2020 · US
Three phase inverter system using an eight-switch-three-phase unfolder
US-10630202-B2 · Apr 21, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H02M7/497?
- CPC H02M7/497 is the Cooperative Patent Classification code for “sinusoidal output voltages being obtained by combination of several voltages being out of phase.”
- How many patents are filed under CPC H02M7/497 (sinusoidal output voltages being obtained by combination of several voltages being out of phase)?
- Our database includes 52 publications tagged with this CPC code.
- Is patent activity under CPC H02M7/497 growing?
- Publication counts under this code: 2 in 2023 vs 5 in 2025 (latest complete years).