Inventor · Yokohama, JP

Akira Ishikubo

11Patents
1h-index
26Co-inventors
50Inventor score

Filing activity: Dec 17, 2002 → Aug 28, 2019

Most-cited inventions

PatentTitleAreaCited byStatus
US7004969B2 Artificial skin and method for evaluating UV screening agent by use of the same Chemistry; Metallurgy 2 Expired
US8173112B2 Emulsified composition for hair Human Necessities 1 Active
US8232321B2 Alkylene oxide derivative and skin external preparation containing the same Chemistry; Metallurgy 1 Active
US8551332B2 Affinity particle and affinity separation method Emerging Cross-Sectional Technologies 0 Active
US10617611B2 Core-shell type polymer particle, aqueous polymer emulsion, and hair cosmetic composition Human Necessities 0 Active
US7973085B2 Gel composition Human Necessities 0 Active
US9259382B2 Cosmetic composition, hair cosmetic and hair treatment cosmetic Human Necessities 0 Active
US10947353B2 Resin composition Chemistry; Metallurgy 0 Active
US8496919B2 Cosmetic composition and hair wash Human Necessities 0 Active
US8673326B2 Oil-in-water emulsion composition and method for producing the same Human Necessities 0 Active
US10568816B2 Core-shell type polymer particle, aqueous polymer emulsion, and hair cosmetic composition General 0 Revoked

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