Inventor · Yokohama, JP

Kaoru Tsujii

14Patents
8h-index
23Co-inventors
72Inventor score

Filing activity: Aug 7, 1974 → Feb 22, 2005

Most-cited inventions

PatentTitleAreaCited byStatus
US4686211A Medical composition for external application Chemistry; Metallurgy 52 Expired
US4364985A Porous sheet Emerging Cross-Sectional Technologies 33 Expired
US4859696A Precutaneous absorption accelerator and preparation containing same Human Necessities 32 Expired
US4948588A Percutaneous absorption accelerator and preparation containing same Human Necessities 20 Expired
US4976860A Conjugated polymer-cation exchanger composite membrane Chemistry; Metallurgy 17 Expired
US4214908A Durable anti-fogging composition Textiles; Paper 16 Expired
US7013993B2 Method of coring crustal core sample, and antimicrobial polymeric gel and gel material used in the method Physics 15 Expired
US4277378A Detergent compositions containing partially neutralized alkyl or alkenyl succinic acid Chemistry; Metallurgy 9 Expired
US6695076B2 Method of coring crustal core sample, and antimicrobial polymeric gel and gel material used in the method Physics 7 Expired
US3988265A Detergent compositions containing 1-hydroxyalkane-sulfate, surfactants, inorganic builder, having good rinsing characteristics Chemistry; Metallurgy 2 Expired
US4634725A Rod-shaped polymer latex, rod-shaped polymer fine powder and dispersion comprising the fine powder dispersed in non-aqueous medium Emerging Cross-Sectional Technologies 2 Expired
US4824604A Detergent composition Human Necessities 1 Expired
US7308951B2 Method of coring a crustal core sample and flow-able coating material for coring a crustal core sample Physics 1 Expired
US7343984B2 Core sample collector equipped with sterilizing agent-applying mechanism and method of taking core sample Fixed Constructions 1 Expired

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