Inventor · Yokohama, JP

Youichi Masuda

15Patents
10h-index
14Co-inventors
65Inventor score

Filing activity: Mar 11, 1980 → Mar 13, 1998

Most-cited inventions

PatentTitleAreaCited byStatus
US5774100A Array substrate of liquid crystal display device Emerging Cross-Sectional Technologies 53 Expired
US5515187A Liquid crystal display with signal line, storage capacitor and source elongated portions forming storage capacitors between two switching elements Physics 43 Expired
US4318164A High frequency switching circuit having preselected parameters to reduce power dissipation therein Electricity 38 Expired
US4443839A Single ended, separately driven, resonant DC-DC converter Emerging Cross-Sectional Technologies 30 Expired
US6107983A Display device and driving method Physics 19 Expired
US6232945A Display device and its driving method Physics 18 Expired
US5801672A Display device and its driving method Physics 18 Expired
US5016260A Modulator and transmitter Electricity 15 Expired
US4383292A Single-ended switching converter Electricity 14 Expired
US4417153A High frequency switching circuit Electricity 12 Expired
US5029267A Oscillator Electricity 8 Expired
US4698743A Resonance inverter with control means for detecting peak voltage and having a starting circuit Electricity 8 Expired
US4401902A High frequency switching circuit Electricity 5 Expired
US4595973A Switching power supply Electricity 3 Expired
US4897621A Oscillator using a piezo-electric device Electricity 2 Expired

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