Inventor

Hitoshi Kiyosuke

1Patents
1h-index
2Co-inventors
22Inventor score

Filing activity: Aug 4, 1975 → Aug 4, 1975

Most-cited inventions

PatentTitleAreaCited byStatus
US3977868A Nitrogen containing additive for strengthening cast iron Chemistry; Metallurgy 3 Expired

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