Wind power converter device and converter device
US-2017366096-A1 · Dec 21, 2017 · US
using semiconductor devices only
using semiconductor devices only · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H02M5/45 |
| Official title | using semiconductor devices only |
| Display label | using semiconductor devices only |
| Total patents | 132 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly growing.
| Year | Patents |
|---|---|
| 2015 | 13 |
| 2016 | 22 |
| 2017 | 31 |
| 2018 | 12 |
| 2019 | 18 |
| 2020 | 8 |
| 2021 | 3 |
| 2022 | 6 |
| 2023 | 7 |
| 2024 | 4 |
| 2025 | 7 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Phase leg arrangements for multilevel active rectifiers
US-9843270-B2 · Dec 12, 2017 · US
Semiconductor switching circuit
US-2017346384-A1 · Nov 30, 2017 · US
Semiconductor switching circuit
US-9819337-B2 · Nov 14, 2017 · US
Power conditioning units
US-9812980-B2 · Nov 7, 2017 · US
Hybrid distribution transformer having a power electronic module for controlling input power factor and output voltage
US-9768704-B2 · Sep 19, 2017 · US
Wind power converter device and converter device
US-9768706-B2 · Sep 19, 2017 · US
Direct current transmission inverter side frequency control method
US-9768696-B2 · Sep 19, 2017 · US
System for controlling an electrical load
US-9755547-B2 · Sep 5, 2017 · US
Differential mode and common mode choke
US-9741486-B2 · Aug 22, 2017 · US
Power converter and air conditioner
US-9722488-B2 · Aug 1, 2017 · US
Control device in hvdc system and operating method of thereof
US-2017214331-A1 · Jul 27, 2017 · US
Inverter device
US-9712072-B2 · Jul 18, 2017 · US
Power conversion device and refrigeration cycle apparatus
US-2017201186-A1 · Jul 13, 2017 · US
Systems and methods for overvoltage protection of power converters
US-9684328-B2 · Jun 20, 2017 · US
System and method for starting a variable frequency drive with reduced arc flash risk
US-9680388-B2 · Jun 13, 2017 · US
Power conversion device
US-9680389-B2 · Jun 13, 2017 · US
Direct current transmission inverter side frequency control method
US-2017163158-A1 · Jun 8, 2017 · US
Converter For Symmetrical Reactive Power Compensation, And A Method For Controlling Same
US-2017108888-A1 · Apr 20, 2017 · US
High voltage direct current transmission system and control method thereof
US-9614455-B2 · Apr 4, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H02M5/45?
- CPC H02M5/45 is the Cooperative Patent Classification code for “using semiconductor devices only.”
- How many patents are filed under CPC H02M5/45 (using semiconductor devices only)?
- Our database includes 132 publications tagged with this CPC code.
- Is patent activity under CPC H02M5/45 growing?
- Publication counts under this code: 4 in 2024 vs 7 in 2025 (latest complete years).