Inventor · Kawamoto, JP

Hiroshi Tomishima

5Patents
3h-index
10Co-inventors
54Inventor score

Filing activity: Aug 14, 1975 → Oct 30, 1996

Most-cited inventions

PatentTitleAreaCited byStatus
US4028144A Semi-hard magnetic alloy with composite magnetic property and method of making the same Electricity 10 Expired
US4805059A Magnetic head having MnO/NiO-based nonmagnetic substrate Emerging Cross-Sectional Technologies 5 Expired
US5290738A Material for nonmagnetic oxide substrate and magnetic head Emerging Cross-Sectional Technologies 4 Expired
US5910863A Magnetic head slider and magnetic disk device using the same Physics 2 Expired
US5057374A MnO/NiO-based nonmagnetic substrate material Emerging Cross-Sectional Technologies 2 Expired

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