Inventor · Tsukuba, JP

Kazutoshi Kojima

9Patents
3h-index
29Co-inventors
53Inventor score

Filing activity: Aug 19, 2004 → Feb 20, 2019

Most-cited inventions

PatentTitleAreaCited byStatus
US7265388B2 Semiconductor device Electricity 21 Expired
US8716718B2 Epitaxial SiC single crystal substrate and method of manufacture of epitaxial SiC single crystal substrate Electricity 11 Active
US7635868B2 Silicon carbide epitaxial wafer, method for producing such wafer, and semiconductor device formed on such wafer Emerging Cross-Sectional Technologies 3 Expired
US8293623B2 Epitaxial SiC single crystal substrate and method of manufacture of epitaxial SiC single crystal substrate Electricity 1 Active
US9053834B2 Silicon carbide single crystal and manufacturing method of the same Chemistry; Metallurgy 0 Active
US10354867B2 Epitaxial wafer manufacturing method, epitaxial wafer, semiconductor device manufacturing method, and semiconductor device Electricity 0 Active
US9587326B2 Silicon carbide epitaxial wafer, method for manufacturing silicon carbide epitaxial wafer, device for manufacturing silicon carbide epitaxial wafer, and silicon carbide semiconductor element Electricity 0 Active
US9496345B2 Semiconductor structure, semiconductor device, and method for producing semiconductor structure Electricity 0 Active
US10879359B2 Silicon carbide epitaxial wafer having a thick silicon carbide layer with small wrapage and manufacturing method thereof Electricity 0 Active

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