Patent assignee · JP · COMPANY

SANYO Semiconductor Co., Ltd.

309Patents
306Active
309Granted
59Portfolio score

Filing activity: Feb 1, 2001 → Jul 5, 2011 · 276 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US8493296B2 Method of inspecting defect for electroluminescence display apparatus, defect inspection apparatus, and method of manufacturing electroluminescence display apparatus using defect inspection method and apparatus Physics 75 Active
US7741724B2 Semiconductor device Electricity 27 Active
US8102039B2 Semiconductor device and manufacturing method thereof Electricity 23 Active
US7944015B2 Semiconductor device and method of manufacturing the same Electricity 22 Active
US8107255B2 Circuit device and method of manufacturing the same Emerging Cross-Sectional Technologies 21 Active
US8102670B2 Circuit device and method of manufacturing the same Emerging Cross-Sectional Technologies 18 Active
US8374363B2 Amplifier circuit of capacitor microphone Electricity 18 Active
US8441462B2 Signal processing circuit for a capacitive touch panel capable of switching between a differential-input sensor circuit and a single-input sensor circuit Emerging Cross-Sectional Technologies 17 Active
US8587674B2 Vibration correction control circuit for correcting displacement of an optical axis due to vibration including camera shake and image pickup apparatus equipped therewith Electricity 16 Active
US7751194B2 Circuit device, circuit module, and outdoor unit Electricity 15 Active
US7781894B2 Semiconductor device and manufacturing method of same Electricity 14 Active
US7639166B2 D/A converter circuit Electricity 13 Active
US8169784B2 Circuit module Electricity 13 Active
US7795115B2 Method of manufacturing semiconductor device Electricity 13 Active
US8452234B2 Communication system and receiver used in communication system Electricity 12 Active
US8018031B2 MOS transistors formed on the front and back surface of a semiconductor substrate Electricity 12 Active
US7863840B2 Motor driving circuit Electricity 11 Active
US7957158B2 Circuit device Electricity 11 Active
US7999517B2 Charging control apparatus and charging apparatus Emerging Cross-Sectional Technologies 11 Active
US8619057B2 Signal processing circuit for electrostatic capacitor type touch sensor Physics 10 Active
US8305001B2 Light-emitting diode driver circuit and lighting apparatus Electricity 10 Active
US8190014B2 Focus control circuit for adjusting the focus by moving a lens Electricity 9 Active
US7663375B2 Battery voltage detecting circuit Physics 9 Active
US8223058B2 Switched-capacitor circuit having a capacitor array circuit, and analog-to-digital converter using said switched-capacitor circuit Electricity 9 Active
US7589583B2 Charge pump circuit Electricity 8 Active

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