Inventor · Chiba, JP

Seiro Yahata

3Patents
3h-index
8Co-inventors
39Inventor score

Filing activity: Aug 17, 1987 → Dec 30, 1994

Most-cited inventions

PatentTitleAreaCited byStatus
US5531261A Process for diecasting graphite cast iron at solid-liquid coexisting state Emerging Cross-Sectional Technologies 25 Expired
US5287719A Method of forming semi-solidified metal composition Emerging Cross-Sectional Technologies 6 Expired
US4828613A Powdery raw material for manufacturing anodes of fuel cells Emerging Cross-Sectional Technologies 3 Expired

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