Inventor · Yokohama, JP

Kazuyoshi Kayama

5Patents
3h-index
12Co-inventors
43Inventor score

Filing activity: Jul 8, 1988 → Mar 20, 1992

Most-cited inventions

PatentTitleAreaCited byStatus
US5252405A Rubber composition for coating steel cords and rubber product using the same Emerging Cross-Sectional Technologies 8 Expired
US5194485A Rubber composition for tire tread Emerging Cross-Sectional Technologies 6 Expired
US5098946A Promotor for bonding between rubber and steel cord, and rubber composition and rubber product containing the bonding promotor Chemistry; Metallurgy 3 Expired
US5179154A Rubber compositions for tire tread Chemistry; Metallurgy 3 Expired
US4906697A Rubber compositions for tire treads Chemistry; Metallurgy 1 Expired

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