Inventor · Shanghai, CN

Zhen Zhu

28Patents
9h-index
28Co-inventors
71Inventor score

Filing activity: Feb 4, 2005 → Jan 12, 2024

Most-cited inventions

PatentTitleAreaCited byStatus
US7826237B2 Method and system for efficient power control with multiple modes Emerging Cross-Sectional Technologies 75 Active
US7492619B2 System and method for providing control for switch-mode power supply Emerging Cross-Sectional Technologies 63 Active
US7099164B2 Adaptive multi-level threshold system and method for power converter protection Electricity 58 Expired
US7679938B2 System and method for providing control for switch-mode power supply Emerging Cross-Sectional Technologies 45 Active
US7345895B2 Adaptive multi-level threshold system and method for power converter protection Electricity 44 Active
US7746615B2 Adaptive multi-level threshold system and method for power converter protection Electricity 41 Active
US8339814B2 Method and system for efficient power control with multiple modes Emerging Cross-Sectional Technologies 34 Active
US7684462B2 System and method for controlling variations of switching frequency Electricity 34 Active
US7795851B2 System and method for adaptive switching frequency control Emerging Cross-Sectional Technologies 15 Active
US7382592B2 System and method of electrostatic discharge protection for signals at various voltages Electricity 6 Expired
US7391169B2 System and method for analog voltage processing in wide range for cold-cathode fluorescent lamp Electricity 5 Active
US7852640B2 System and method for providing control for switch-mode power supply Emerging Cross-Sectional Technologies 4 Active
US7298187B2 System and method for power on reset and under voltage lockout schemes Electricity 2 Active
US7589574B2 System and method for power on reset and under voltage lockout schemes Electricity 2 Active
US8391332B2 System and method for controlling variations of switching frequency Electricity 1 Active
US12062975B2 Output short-circuit protection method, power management chip and switched-mode power supply Emerging Cross-Sectional Technologies 0 Active
US10306730B1 Light state regulation controller, control system and control method Emerging Cross-Sectional Technologies 0 Active
US7859806B2 System and method of electrostatic discharge protection for signals at various voltages Electricity 0 Active
US11909300B2 Switch-mode power supply (SMPS) controller, SMPS system and power supply method for SMPS system Emerging Cross-Sectional Technologies 0 Active
US11929684B2 Isolated power supply control circuits, isolated power supply and control method thereof Emerging Cross-Sectional Technologies 0 Active
US7781984B2 System and method for analog voltage processing in wide range for cold-cathode fluorescent lamp Electricity 0 Active
US12155316B2 Control circuit for an isolated power supply Emerging Cross-Sectional Technologies 0 Active
US8537573B2 System and method for providing control for switch-mode power supply Emerging Cross-Sectional Technologies 0 Active
US11799379B2 Control circuit, system and method for switched-mode power supply Emerging Cross-Sectional Technologies 0 Active
US8344715B2 System and method for adaptive switching frequency control Emerging Cross-Sectional Technologies 0 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.