Inventor
Yunlong Han
Inventor
Hangzhou, CN
Overview
Patents· 13 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H02Mprimary
H02MApparatus for conversion between ac and ac, between ac and dc, or between dc and dc, and for use with mains or similar power supply systems50%
Y02BClimate change mitigation technologies related to buildings, e.g. housing, house appliances or related end-user applications17%
G01RMeasuring electric variables8%
H03KPulse technique8%
H05BElectric heating8%
Y02PClimate change mitigation technologies in the production or processing of goods8%
PatentTitleYear
9,979,275Undervoltage protection circuit, undervoltage protection method and switching power supply20189,979,301Control method and control circuit for switching power supply20189,847,708PFC circuit20179,739,806'Voltage detection method and circuit and associated switching power supply'20179,722,496'Transmission voltage loss compensation circuit, compensation method, controlling chip and switching power supply'20179,641,084'Control method and control circuit for switching power supply'20179,419,511'Capacitor discharging method and discharging circuit thereof'20169,413,222'Undervoltage protection circuit, undervoltage protection method and switching power supply'20169,413,252'Transmission voltage loss compensation circuit, compensation method, controlling chip and switching power supply'20169,407,140'Voltage detection method and circuit and associated switching power supply'20169,391,505'PFC circuit'20169,325,254'SCR dimming circuit and dimming control method'20169,018,849'Signal process method, signal process circuit and LED dimming circuit thereof'2015Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2015–2018Patents assigned to SILERGY SEMICONDUCTOR TECHNOLOGY HANGZHOU LTD (13)· patent assignee history
2015–2018Based in Hangzhou, CN· patent location history
2016Based in Zhejiang, CN· patent location history
2017Based in Zhejiang Province, CN· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| SILERGY SEMICONDUCTOR TECHNOLOGY HANGZHOU LTD | 13 | 2015–2018 |
Locations
| Location | Patents | Span |
|---|---|---|
| Hangzhou, CN | 11 | 2015–2018 |
| Zhejiang Province, CN | 1 | 2017 |
| Zhejiang, CN | 1 | 2016 |