Inventor · Chuo, JP

Soji Koide

17Patents
8h-index
35Co-inventors
64Inventor score

Filing activity: Jan 27, 2004 → Oct 8, 2010

Most-cited inventions

PatentTitleAreaCited byStatus
US8437106B2 Thin film magnetic head including spin-valve film with free layer magnetically connected with shield Electricity 27 Active
US7623322B2 Thin-film magnetic head with heater spaced further from medium facing surface than split in shield Physics 24 Active
US8462467B2 Thin film magnetic head including soft layer magnetically connected with shield Electricity 16 Active
US7224553B2 Thin-film magnetic head, head gimbal assembly, and hard disk drive incorporating a heater Physics 14 Expired
US7086931B2 Magnetic head bar holding unit, lapping device, and method of lapping medium-opposing surface of thin-film magnetic head Emerging Cross-Sectional Technologies 13 Expired
US7113369B2 Head slider, head gimbal assembly, and hard disk drive Physics 12 Expired
US7203035B2 Thin-film magnetic head having a sheet-shaped heater with a lead part connected in series with the heater and having a resistance lower than the heater Physics 9 Expired
US8174793B2 Thin film magnetic head and magnetic disk device and electronic component Physics 8 Active
US7184246B2 Thin-film magnetic head having heater member and bump for electrical connection of heater member Physics 7 Expired
US7872471B2 Testing method of head element and magnetic recording and reproducing apparatus capable of head evaluating Emerging Cross-Sectional Technologies 7 Active
US7102856B2 Head slider and manufacturing method thereof Physics 4 Expired
US6945847B2 Method of lapping medium-opposing surface in thin-film magnetic head Physics 4 Expired
US7384327B2 Method for grinding a bar of thin film magnetic elements utilizing a plurality of resistive films Emerging Cross-Sectional Technologies 3 Expired
US7155808B2 Method of making thin film magnetic head Emerging Cross-Sectional Technologies 3 Expired
US7583479B2 Thin-film magnetic head with heater in overcoat multilayer, head gimbal assembly with thin-film magnetic head, and magnetic disk drive apparatus with head gimbal assembly Physics 3 Active
US7542236B2 Head slider, head gimbal assembly, and hard disk dirve Physics 2 Expired
US7180707B2 Thin-film magnetic head, head gimbal assembly, and hard disk drive Physics 1 Expired

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