Inventor · Toyama, JP

Hideyoshi Nagaki

4Patents
4h-index
21Co-inventors
46Inventor score

Filing activity: Oct 27, 1983 → Oct 7, 1988

Most-cited inventions

PatentTitleAreaCited byStatus
US4954518A 4H-1-benzopyran-4-one derivative or its salt, process for producing the same and pharmaceutical composition comprising the same as active ingredient Chemistry; Metallurgy 43 Expired
US4704459A Process for producing 1-substituted aryl-1,4-dihydro-4-oxonaphthyridine derivatives, and processes for producing the intermediates Emerging Cross-Sectional Technologies 32 Expired
US4698352A 4-oxo-1,4-dihydronicotinic acid derivatives, salts thereof, and antibacterial agents containing the same Emerging Cross-Sectional Technologies 15 Expired
US4851535A Nicotinic acid derivatives Chemistry; Metallurgy 11 Expired

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