Inventor · Shizuoka, JP

Mitsuaki Usui

2Patents
2h-index
4Co-inventors
30Inventor score

Filing activity: Dec 30, 1992 → Dec 8, 1994

Most-cited inventions

PatentTitleAreaCited byStatus
US6315199A Self-service check-out device with checking of articles before enabling sales process of articles Physics 24 Expired
US5343025A Check-out device with activity sensor terminating article input Physics 17 Expired

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