Power supply for a non-linear load with multilevel matrix converters
US-10470259-B2 · Nov 5, 2019 · US
using AC to AC converters without intermediate conversion to DC (H02P27/05 takes precedence)
using AC to AC converters without intermediate conversion to DC (H02P27/05 takes precedence) · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H02P27/16 |
| Official title | using AC to AC converters without intermediate conversion to DC (H02P27/05 takes precedence) |
| Display label | using AC to AC converters without intermediate conversion to DC (H02P27/05 takes precedence) |
| Total patents | 129 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 12 |
| 2016 | 15 |
| 2017 | 9 |
| 2018 | 12 |
| 2019 | 14 |
| 2020 | 16 |
| 2021 | 10 |
| 2022 | 17 |
| 2023 | 11 |
| 2024 | 7 |
| 2025 | 5 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Control device of AC rotating machine and electric power steering device
US-10439535-B2 · Oct 8, 2019 · US
POW switching device with enhanced programming
US-10395857-B2 · Aug 27, 2019 · US
Operating circuit for coupling a synchronous machine with a voltage network and method for operating it
US-2019260299-A1 · Aug 22, 2019 · US
Converter pulse width modulation strategies for three phase regenerative drives
US-10381968-B2 · Aug 13, 2019 · US
Motor control apparatus and motor control apparatus control method
US-2019222161-A1 · Jul 18, 2019 · US
Three-phase ac/ac converter with quasi-sine wave hf series resonant link
US-2019199228-A1 · Jun 27, 2019 · US
Method for maintenance of a frequency converter and software program realizing the same
US-2019195962-A1 · Jun 27, 2019 · US
Converter pulse width modulation strategies for three phase regenerative drives
US-2019173410-A1 · Jun 6, 2019 · US
Enhanced common mode current reduction in three-phase inductors, transformers, and motor drive systems
US-10283262-B2 · May 7, 2019 · US
Pow switching device with enhanced programming
US-2019043677-A1 · Feb 7, 2019 · US
Motor Control Device
US-2019013758-A1 · Jan 10, 2019 · US
Hybrid device with segmented waveform converter
US-10148202-B2 · Dec 4, 2018 · US
Method and device for operating a brushless motor
US-10116248-B2 · Oct 30, 2018 · US
Control device of ac rotating machine and electric power steering device
US-2018294755-A1 · Oct 11, 2018 · US
Speed control of variable-speed multiple-phase motors
US-10084406-B2 · Sep 25, 2018 · US
Synchronous inverter
US-2018167002-A1 · Jun 14, 2018 · US
Electromagnetic interference filters for power converter applications
US-9977858-B2 · May 22, 2018 · US
Motor and motor driving circuit
US-2018138848-A1 · May 17, 2018 · US
Motor and motor driving circuit
US-2018138842-A1 · May 17, 2018 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H02P27/16?
- CPC H02P27/16 is the Cooperative Patent Classification code for “using AC to AC converters without intermediate conversion to DC (H02P27/05 takes precedence).”
- How many patents are filed under CPC H02P27/16 (using AC to AC converters without intermediate conversion to DC (H02P27/05 takes precedence))?
- Our database includes 129 publications tagged with this CPC code.
- Is patent activity under CPC H02P27/16 growing?
- Publication counts under this code: 7 in 2024 vs 5 in 2025 (latest complete years).