Discharge circuit and power storage device
US-10833527-B2 · Nov 10, 2020 · US
with automatic control of output voltage or current (H02M3/33561 takes precedence)
with automatic control of output voltage or current (H02M3/33561 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 | H02M3/3385 |
| Official title | {with automatic control of output voltage or current (H02M3/33561 takes precedence)} |
| Display label | with automatic control of output voltage or current (H02M3/33561 takes precedence) |
| Total patents | 88 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2015 | 7 |
| 2016 | 7 |
| 2017 | 9 |
| 2018 | 19 |
| 2019 | 16 |
| 2020 | 4 |
| 2021 | 8 |
| 2022 | 6 |
| 2023 | 6 |
| 2024 | 3 |
| 2025 | 2 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
DC/DC converter comprising a transformer and transmission and recovery of a signal thereacross
US-10673345-B2 · Jun 2, 2020 · US
Dc/dc converter
US-2019386569-A1 · Dec 19, 2019 · US
Power supply control unit and isolation type switching power supply device
US-10491127-B2 · Nov 26, 2019 · US
Frequency control method for self-oscillating circuit
US-10476399-B1 · Nov 12, 2019 · US
Electromagnetic radiation control for isolated power transfer product
US-2019305608-A1 · Oct 3, 2019 · US
Non zero-voltage switching (ZVS) detection in resonant converters
US-10374516-B2 · Aug 6, 2019 · US
Auto-tuning current limiter
US-10361634-B2 · Jul 23, 2019 · US
Gate drive apparatus for resonant converters
US-10340807-B2 · Jul 2, 2019 · US
Switching power supply and amplification device
US-2019140546-A1 · May 9, 2019 · US
Synchronous rectifier controller integrated circuits
US-10270354-B1 · Apr 23, 2019 · US
Power supply device and image forming apparatus
US-10263525-B2 · Apr 16, 2019 · US
DC/DC resonant converters and power factor correction using resonant converters, and corresponding control methods
US-10263510-B2 · Apr 16, 2019 · US
Switched-mode power supply and method for operating a switched-mode power supply
US-10250147-B2 · Apr 2, 2019 · US
Power supply system
US-10250074-B2 · Apr 2, 2019 · US
Resonant capacitor stabilizer in resonant converters
US-10193455-B2 · Jan 29, 2019 · US
Burst mode control in resonant converters
US-10186948-B2 · Jan 22, 2019 · US
Dc/dc resonant converters and power factor correction using resonant converters, and corresponding control methods
US-2019006940-A1 · Jan 3, 2019 · US
Discharge circuit and power storage device
US-2018366973-A1 · Dec 20, 2018 · US
Power converter and an LED lighting circuit comprising the same
US-10141842-B2 · Nov 27, 2018 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H02M3/3385?
- CPC H02M3/3385 is the Cooperative Patent Classification code for “with automatic control of output voltage or current (H02M3/33561 takes precedence).”
- How many patents are filed under CPC H02M3/3385 (with automatic control of output voltage or current (H02M3/33561 takes precedence))?
- Our database includes 88 publications tagged with this CPC code.
- Is patent activity under CPC H02M3/3385 growing?
- Publication counts under this code: 3 in 2024 vs 2 in 2025 (latest complete years).