Inventor · Tsuru, JP

Masahiro Kitada

36Patents
15h-index
42Co-inventors
81Inventor score

Filing activity: Jun 8, 1982 → Oct 5, 2006

Most-cited inventions

PatentTitleAreaCited byStatus
US5390061A Multilayer magnetoresistance effect-type magnetic head Emerging Cross-Sectional Technologies 109 Expired
US5218497A Magnetic recording-reproducing apparatus and magnetoresistive head having two or more magnetoresistive films for use therewith Physics 48 Expired
US5287237A Antiferromagnetic film superior in corrosion resistance, magnetoresistance-effect element and magnetoresistance-effect head including such thin film Emerging Cross-Sectional Technologies 42 Expired
US4663607A Magnetoresistive element Physics 42 Expired
US5461526A Magnetoresistive read head and magnetic storage system using the same Physics 38 Expired
US5998040A Multilayer which shows magnetoresistive effect and magnetoresistive element using the same Emerging Cross-Sectional Technologies 32 Expired
US5726837A Multilayer magnetoresistance effect-type magnetic head Emerging Cross-Sectional Technologies 31 Expired
US4663684A Magnetic transducer using magnetoresistance effect Physics 25 Expired
US5337203A Magnetoresistive magnetic head Electricity 22 Expired
US5181149A Magnetic recording/reproducing head assembly Physics 22 Expired
US5808843A Magnetoresistance effect reproduction head Physics 20 Expired
US4816948A Magneto-resistive head Physics 18 Expired
US6687099B2 Magnetic head with conductors formed on endlayers of a multilayer film having magnetic layer coercive force difference Emerging Cross-Sectional Technologies 18 Expired
US5371643A Magnetoresistive head structure that prevents under film from undesirable etching Emerging Cross-Sectional Technologies 18 Expired
US5212609A Magnetoresistive head Emerging Cross-Sectional Technologies 15 Expired
US6011674A Magnetoresistance effect multilayer film with ferromagnetic film sublayers of different ferromagnetic material compositions Emerging Cross-Sectional Technologies 14 Expired
US4907114A Mangeto-resistive type read head Physics 12 Expired
US4783711A Magnetoresistive sensor having magnetic shields of ferrite Physics 12 Expired
US6278593A Magnetoresistance effect elements and magnetic heads using the tunneling magnetoresistive effect Emerging Cross-Sectional Technologies 10 Expired
US5010433A Magnetoresistive magnetic head having a shunt film of Nb Electricity 8 Expired
US4841399A Magnetoresistive magnetic head including zirconium sheet film Physics 8 Expired
US5719729A Magnetic head and recording and reproducing apparatus having an arrangement for improving coincidence between a magnetic center of a read head and physical center of a write head Physics 6 Expired
US4544591A Perpendicular magnetic recording medium Emerging Cross-Sectional Technologies 6 Expired
US6483677B2 Magnetic disk apparatus including magnetic head having multilayered reproducing element using tunneling effect Emerging Cross-Sectional Technologies 6 Expired
US7054120B2 Magnetic apparatus with perpendicular recording medium and head having multilayered reproducing element using tunneling effect Emerging Cross-Sectional Technologies 5 Expired

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