Inventor · Kariya, JP

Keisuke Ueda

42Patents
7h-index
46Co-inventors
69Inventor score

Filing activity: Dec 21, 1999 → Oct 26, 2022

Most-cited inventions

PatentTitleAreaCited byStatus
US7122901B2 Semiconductor device Electricity 38 Expired
US6218760A Brushless motor Electricity 35 Expired
US7727802B2 Method for fabricating an electronic component embedded substrate Electricity 20 Expired
US7859344B2 PLL circuit with improved phase difference detection Electricity 15 Active
US8425438B2 Motion assist apparatus Human Necessities 14 Active
US8786201B2 LED lighting device and illumination apparatus including same Electricity 13 Active
US8331520B2 Phase-locked loop circuit and communication apparatus Electricity 10 Active
US7071805B2 Multilayer ceramic coil and motor using the same Emerging Cross-Sectional Technologies 5 Expired
US8597212B2 Wrist assisting apparatus Human Necessities 5 Active
US8929502B2 High-frequency signal processing device and wireless communication system Electricity 4 Active
US8696604B2 Muscle force assisting device and its operating method Human Necessities 4 Active
US8754713B2 PLL circuit with improved phase difference detection Electricity 3 Active
US8207677B2 Lighting equipment Emerging Cross-Sectional Technologies 3 Active
US9294264B2 High-frequency signal processing device and wireless communication system Electricity 3 Active
US7973493B2 Discharge lamp lighting device, and illuminating device Electricity 3 Active
US9817768B2 Storage system and data storing method Physics 2 Active
US9127355B2 Substrate processing apparatus Electricity 2 Active
US7619316B2 Semiconductor package and method for manufacturing the same Electricity 2 Active
US8212365B2 Printed wiring board and manufacturing method thereof Electricity 2 Active
US9154143B2 Semiconductor device Electricity 1 Active
US11474239B2 Ultrasonic wave sensor Physics 1 Active
US8853949B2 LED driver with end-of-life detection circuitry Emerging Cross-Sectional Technologies 1 Active
US7923302B2 Method for manufacturing a semiconductor package Electricity 1 Active
US9822450B2 Substrate processing apparatus Chemistry; Metallurgy 1 Active
US8963593B2 High-frequency signal processing device Electricity 1 Active

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