Inventor · Tokyo, JP

Hitoshi Hatate

21Patents
5h-index
28Co-inventors
65Inventor score

Filing activity: Oct 18, 2000 → Feb 26, 2013

Most-cited inventions

PatentTitleAreaCited byStatus
US8116034B2 Thermally assisted magnetic head having main pole arranged between near-field light-generating portions and manufacturing method of same Physics 39 Active
US6541182B1 Method for forming fine exposure patterns using dual exposure Emerging Cross-Sectional Technologies 15 Expired
US7639451B2 Thin-film magnetic head, head gimbal assembly, and hard disk system Physics 15 Active
US6886239B2 Method of making a thin-film magnetic head having a magnetoresistive device Emerging Cross-Sectional Technologies 13 Expired
US7808742B2 Thin-film magnetic head comprising shield/magnetic-pole layer having surface without right nor sharp angle Physics 6 Active
US7002840B2 Magnetoresistive element including a yoke that surrounds a conductor, magnetic memory cell and magnetic memory device including the same Physics 4 Expired
US7064367B2 Magnetoresistive element, magnetic memory cell, and magnetic memory device Physics 4 Expired
US7026677B2 Magnetoresistive element, magnetic memory cell, and magnetic memory device, and method for manufacturing the same Electricity 3 Expired
US7862737B2 Planarizing method Physics 1 Active
US7192676B2 Magneto-resistance effect element bar exposure method Emerging Cross-Sectional Technologies 1 Expired
US7947434B2 Process for forming a plated film, and process for fabricating a magnetic device and perpendicular magnetic recording head Physics 0 Active
US7527917B2 Exposure method and exposure apparatus Physics 0 Active
US8760805B2 Thin film magnetic head, thin film magnetic head device, and magnetic recording/reproducing apparatus Emerging Cross-Sectional Technologies 0 Active
US7755064B2 Resist pattern processing equipment and resist pattern processing method Emerging Cross-Sectional Technologies 0 Active
US8654479B2 Thin-film magnetic recording head with thin film which constructs sensor or heater beneath main magnetic pole Physics 0 Active
US8404431B1 Method for manufacturing thin-film magnetic head Emerging Cross-Sectional Technologies 0 Active
US9099643B2 Method of etching a magnesium oxide film Physics 0 Active
US8247029B2 Method for forming micropattern Electricity 0 Active
US7449760B2 Magnetoresistive element, magnetic memory cell, and magnetic memory device Physics 0 Active
US8470189B2 Method of forming mask pattern, method of forming thin film pattern and method of forming magnetoresistive element Physics 0 Active
US7782441B2 Alignment method and apparatus of mask pattern Physics 0 Active

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