Inventor · Yokohama, JP

Takashi Suga

43Patents
12h-index
52Co-inventors
84Inventor score

Filing activity: May 8, 1989 → Aug 26, 2014

Most-cited inventions

PatentTitleAreaCited byStatus
US6176433A Reader/writer having coil arrangements to restrain electromagnetic field intensity at a distance Physics 222 Expired
US6427065B1 Power transmission system, IC card and information communication system using IC card Electricity 132 Expired
US6321067A Power transmission system IC card and information communication system using IC card Electricity 123 Expired
US6194993A Reader and/or writer apparatus, power feeding system, and communication system Physics 57 Expired
US7969735B2 Power converter Emerging Cross-Sectional Technologies 33 Active
US7830689B2 Power converter Electricity 31 Active
US6608550B2 Reader and/or writer apparatus, power feeding system, and communication system Physics 22 Expired
US6985659B2 Optical transmission module Electricity 17 Expired
US7851898B2 Multichip package or system-in package Electricity 16 Active
US6624536B1 Electromagnetic noise reducing device, noise reducing electronic component and electronic appliance manufacturing method Electricity 14 Expired
US6164532A Power transmission system, power transmission/communication system and reader and/or writer Electricity 12 Expired
US6614663B1 Reducing impedance of power supplying system in a circuit board by connecting two points in one of a power supply pattern and a ground pattern by a resistive member Emerging Cross-Sectional Technologies 12 Expired
US7315173B2 Method of measuring electric field distribution and electric field distribution measuring instrument Physics 11 Expired
US7978468B2 Power converter Emerging Cross-Sectional Technologies 11 Active
US6927655B2 Optical transmission module Electricity 10 Expired
US5153883A Distributed timing signal generator Physics 9 Expired
US5949823A Data communication system and radio IC card system Electricity 9 Expired
US6911733B2 Semiconductor device and electronic device Electricity 9 Expired
US7595650B2 Magnetic field probe apparatus and a method for measuring magnetic field Physics 7 Active
US6875920B2 Semiconductor device and design support method of electronic device using the same Electricity 5 Expired
US6856709B2 Optical modulation device Electricity 5 Expired
US5291864A System for driving engine accessories of internal combustion engine Mechanical Engineering; Lighting; Heating 5 Expired
US6911734B2 Semiconductor device and electronic device Electricity 5 Expired
US8411441B2 Power converter Emerging Cross-Sectional Technologies 4 Active
US6625554B2 Method and apparatus for determining a magnetic field Physics 4 Expired

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