Inventor

MAESHIMA KAORU

4 patents

Patents

4 patents

US4537973AAug 27, 1985

Process for preparing biotin

SUMITOMO CHEMICAL CO12 citations72

US4043991AAug 23, 1977

Preparation of peptides and cephalosporins

SUMITOMO CHEMICAL CO10 citations70

US3998817ADec 21, 1976

Process for producing cephalosporanic acid derivatives

SUMITOMO CHEMICAL CO5 citations59

US3978053AAug 31, 1976

Process for producing cephalosporins

SUMITOMO CHEMICAL CO2 citations58