Inventor · Matsumoto, JP

Masashi Akahane

62Patents
5h-index
13Co-inventors
65Inventor score

Filing activity: Jan 21, 2009 → Sep 19, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
US9589720B2 Signal transmission device and switching power supply Electricity 31 Active
US9761545B2 Isolator and method of manufacturing isolator Electricity 9 Active
US9671437B2 Overcurrent detection circuit Electricity 6 Active
US8405422B2 Level shift circuit Electricity 5 Active
US9325317B2 Semiconductor device and high side circuit drive method Emerging Cross-Sectional Technologies 5 Active
US8975944B2 Level shift circuit utilizing resistance in semiconductor substrate Electricity 5 Active
US9502955B2 Drive circuit and semiconductor device Electricity 5 Active
US9722610B2 Semiconductor device and high side circuit drive method Emerging Cross-Sectional Technologies 5 Active
US9318784B2 Isolator and isolator manufacturing method Electricity 4 Active
US10281941B2 Voltage generating circuit and overcurrent detecting circuit Electricity 4 Active
US8933714B2 Level shift circuit using parasitic resistor in semiconductor substrate Electricity 4 Active
US9312845B2 Semiconductor device Electricity 3 Active
US9294093B2 Level shift circuit utilizing resistance in semiconductor substrate Electricity 3 Active
US9748942B2 Switching element driving circuit Electricity 3 Active
US9991797B2 Semiconductor element drive apparatus Electricity 2 Active
US8351235B2 Level shift circuit Electricity 2 Active
US9685859B2 Signal transmission circuit Electricity 2 Active
US9900009B2 Level shift circuit Electricity 2 Active
US10841071B2 Data communication system, data communication apparatus, and sensor apparatus Electricity 2 Active
US10700590B2 Drive device and power conversion device Electricity 2 Active
US10644866B2 Data communication system, data communication apparatus, and sensor apparatus Electricity 2 Active
US10200186B2 Data communication system, data communication apparatus, and sensor apparatus Electricity 2 Active
US7795930B2 Drive control apparatus for controlling drive of inductive load and drive control method for controlling the same Electricity 2 Active
US10284192B2 Semiconductor device Electricity 2 Active
US10063226B2 Level shift circuit Electricity 1 Active

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