Patent assignee · TW · COMPANY

GREEN SOLUTION TECHNOLOGY CO., LTD.

85Patents
85Active
85Granted
55Portfolio score

Filing activity: Jul 31, 2008 → Apr 16, 2021 · 18 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US7995364B2 DC/DC converter circuit and controller thereof Electricity 23 Active
US8324834B2 Load driving circuit and multi-load feedback circuit Electricity 20 Active
US8487599B2 De-glitch switching converting circuit and controller thereof Electricity 15 Active
US7977891B2 LED driving circuit Emerging Cross-Sectional Technologies 11 Active
US8154250B2 Battery charging controller and battery module using the same Electricity 10 Active
US8253403B2 Converting circuit and controller for controlling the same Electricity 9 Active
US8248045B2 Charge pump circuit with current detecting and method thereof Emerging Cross-Sectional Technologies 9 Active
US8299755B2 Battery balance charging controller for making one battery having lower voltage out of batteries connected in series to receive greater charging current and battery charging controlling apparatus using the same Electricity 9 Active
US8629630B2 LED driving circuit and control circuit Emerging Cross-Sectional Technologies 8 Active
US9035560B2 LED driving control circuit and LED driving circuit Electricity 7 Active
US8461769B2 LED driving circuit, LED driving control unit and transistor switch module thereof Emerging Cross-Sectional Technologies 6 Active
US8310169B2 Power conversion driving circuit and fluorescent lamp driving circuit Electricity 6 Active
US8476869B2 Battery voltage equalizer circuit and method for using the same Electricity 6 Active
US8618748B2 Power converting controller and light-emitting diode driving circuit Emerging Cross-Sectional Technologies 6 Active
US9013164B1 Constant on-time controller Electricity 5 Active
US9024611B2 Controller and converting controller with multi-function pin Electricity 5 Active
US9071135B2 Converting controller for overcurrent protection Electricity 4 Active
US8358084B2 LED current control circuit, current balancer and driving apparatus Emerging Cross-Sectional Technologies 4 Active
US8384352B2 Battery voltage balance apparatus and battery charge apparatus Emerging Cross-Sectional Technologies 4 Active
US8138685B2 Power converting circuit and controller thereof Emerging Cross-Sectional Technologies 4 Active
US8907646B2 Power converting circuit and feedback control circuit Electricity 4 Active
US8427073B2 LED driving circuit and backlight module Physics 4 Active
US8058818B2 LED driving circuit and a MOSFET switch module thereof Emerging Cross-Sectional Technologies 4 Active
US8446098B2 LED driving circuit Electricity 4 Active
US8502461B2 Driving circuit and control circuit Electricity 4 Active

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.