Inventor · Tokyo, JP

Akio Esaka

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

Filing activity: May 16, 1980 → May 16, 1980

Most-cited inventions

PatentTitleAreaCited byStatus
US4319751A Hammer game Human Necessities 18 Expired

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