Inventor · Chiba, JP

Takashi Imura

32Patents
8h-index
18Co-inventors
68Inventor score

Filing activity: Feb 13, 2002 → Jun 4, 2019

Most-cited inventions

PatentTitleAreaCited byStatus
US7479821B2 Cascode circuit and semiconductor device Electricity 14 Active
US7646574B2 Voltage regulator Physics 14 Active
US8174309B2 Reference voltage circuit Physics 10 Active
US8072198B2 Voltage regulator Physics 10 Active
US7719346B2 Reference voltage circuit Physics 9 Active
US7564289B2 Voltage level shift circuit and semiconductor integrated circuit Electricity 9 Active
US8013588B2 Reference voltage circuit Physics 9 Active
US8212545B2 Reference voltage circuit and electronic device Physics 8 Active
US8451571B2 Overheat protection circuit and power supply integrated circuit Physics 5 Active
US7107504B2 Test apparatus for semiconductor device Physics 5 Expired
US8004257B2 Voltage regulator Physics 5 Active
US7932707B2 Voltage regulator with improved transient response Physics 5 Active
US8476967B2 Constant current circuit and reference voltage circuit Physics 4 Active
US7956588B2 Voltage regulator Physics 3 Active
US8766610B2 Multi-stage voltage regulator Electricity 3 Active
US8450986B2 Voltage regulator Physics 3 Active
US8026708B2 Voltage regulator Physics 3 Active
US8502513B2 Voltage regulator Physics 3 Active
US8957659B2 Voltage regulator Physics 2 Active
US10075098B2 Power converter Electricity 2 Active
US9110487B2 Voltage regulator Physics 1 Active
US8102163B2 Voltage regulator Physics 1 Active
US8436603B2 Voltage regulator operable to switch between a two-stage structure operation and a three-stage structure operation Electricity 1 Active
US7746149B2 Voltage level shift circuit and semiconductor integrated circuit Electricity 1 Active
US8085018B2 Voltage regulator with phase compensation Physics 1 Active

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