Hung-Ching Lee
17Patents
4h-index
26Co-inventors
60Inventor score
Filing activity: Oct 4, 2002 → Jan 31, 2023
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6722773B2 | Illuminating device and tube-like lamp thereof | Physics | 25 | Expired |
| US7956375B2 | Light emitting diode structure having a textured package lens | Electricity | 5 | Active |
| US8217592B2 | Light emitting diode driving device and driving method thereof | Emerging Cross-Sectional Technologies | 4 | Active |
| US8541956B2 | Light emitting diode driving method and driving circuit | Electricity | 4 | Active |
| US9101033B2 | Short protection control circuits and related control methods | Emerging Cross-Sectional Technologies | 2 | Active |
| US10397997B2 | Dimming controllers and dimming methods capable of receiving PWM dimming signal and DC dimming signal | Electricity | 1 | Active |
| US8604720B2 | Light emitting diode driving method | Electricity | 1 | Active |
| US8305012B2 | Light-emitting adjustment method and display device | Electricity | 1 | Active |
| US8084959B2 | Light emitting diode backlight module and driving apparatus and method thereof | Emerging Cross-Sectional Technologies | 0 | Active |
| US10756639B2 | Secondary controller applied to a secondary side of a power converter and operation method thereof | Emerging Cross-Sectional Technologies | 0 | Active |
| US11990845B2 | Secondary controller applied to a secondary side of a power converter and operation method thereof | Emerging Cross-Sectional Technologies | 0 | Active |
| US11557975B2 | Power supplies with synchronous rectification | Emerging Cross-Sectional Technologies | 0 | Active |
| US12224669B2 | Flyback power converter and secondary-side control method thereof | Emerging Cross-Sectional Technologies | 0 | Active |
| US10199948B2 | Standby power control for a flyback USB device using primary side frequency and data port sensing | Emerging Cross-Sectional Technologies | 0 | Active |
| US11128227B2 | Secondary controller applied to a secondary side of a power converter and operation method thereof | Emerging Cross-Sectional Technologies | 0 | Active |
| US9113506B2 | Circuit with adjustable phase delay and a feedback voltage and method for adjusting phase delay and a feedback voltage | Electricity | 0 | Active |
| US10694602B2 | Ripple suppressor | Emerging Cross-Sectional Technologies | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.