Inventor · Sakae, JP

Sumio Okojima

3Patents
3h-index
2Co-inventors
33Inventor score

Filing activity: Jun 12, 1985 → Nov 9, 1988

Most-cited inventions

PatentTitleAreaCited byStatus
US4799604A Vanity case Fixed Constructions 24 Expired
US4951692A Vanity case Emerging Cross-Sectional Technologies 24 Expired
US4679576A Vanity case Human Necessities 19 Expired

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