P

Inventor

HAMMA NORITAKA

8 patents
⚠️ This page may combine multiple inventors who share the name “HAMMA NORITAKA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

SUMITOMO CHEMICAL CO

6 patents
US3995059ANov 30, 1976

Pharmaceutical compositions containing fatty acid amide derivatives

SUMITOMO CHEMICAL CO22 citations78
US4082913AApr 4, 1978

Phenoxyalicyclic carboxylic acid derivatives

SUMITOMO CHEMICAL CO6 citations72
US4008265AFeb 15, 1977

Novel bisphenoxy carboxylic acid derivatives and their salts

SUMITOMO CHEMICAL CO8 citations72
US3970694AJul 20, 1976

Cycloalkyl phenoxy carboxylic acid derivatives

SUMITOMO CHEMICAL CO7 citations72
US4043991AAug 23, 1977

Preparation of peptides and cephalosporins

SUMITOMO CHEMICAL CO10 citations70
US4092324AMay 30, 1978

Diheterocyclic esters of 4-(1,1-bis-(phenoxy-propionic or -butoyric acid)-cyclohexane)α-methyl substituted

SUMITOMO CHEMICAL CO1 citations51

SUMITOMO PHARMA CO LTD

1 patent
US4853378AAug 1, 1989

Fluorine derivatives of vitamin D3 and process for producing the same

SUMITOMO PHARMA CO LTD11 citations73

SUMITOMO PHARMA

1 patent
US5030626AJul 9, 1991

Fluorine derivatives of vitamin D3 and process for producing the same

SUMITOMO PHARMA5 citations59