Inventor · Okayama, JP

Itaru Yamamoto

11Patents
7h-index
21Co-inventors
62Inventor score

Filing activity: May 15, 1980 → Mar 3, 1999

Most-cited inventions

PatentTitleAreaCited byStatus
US5616611A .alpha.-glycosyl-L-ascorbic acid, and its preparation and uses Human Necessities 74 Expired
US5137723A .alpha.-Glycosyl-L-ascorbic acid, and its preparation and uses Human Necessities 48 Expired
US4914197A Novel phosphoric diesters Emerging Cross-Sectional Technologies 27 Expired
US4456553A Vitamin D.sub.3 derivatives, process for preparation thereof, and antigens comprising said derivatives to be used for preparation of antibodies for immunochemical assay and antibodies prepared therefrom Emerging Cross-Sectional Technologies 23 Expired
US5767149A .alpha.-glycosyl-L-ascorbic acid, and it's preparation and uses Human Necessities 8 Expired
US6248905A Acyl derivatives of glycosyl-L-ascorbic acid Human Necessities 8 Expired
US4350761A Method of and reagents for quantitative analysis of cyclic nucleotides Emerging Cross-Sectional Technologies 7 Expired
US4464383A Immunomodulator containing trithiazole pentamethine cyanine derivative Chemistry; Metallurgy 5 Expired
US4760078A Immunomodulator 1,2-dithiol-3-thione derivative composition, use method and process of producing the same Chemistry; Metallurgy 5 Expired
US4910315A 5,6-dihydroimidazo[2,1-b]thiazole-2-carboxamide derivatives of salts thereof Chemistry; Metallurgy 1 Expired
US4736038A 5,6-dihydroimidazo(2,1-b)thiazole-2-carboxamide derivatives or salts thereof Chemistry; Metallurgy 1 Expired

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