Inventor
OGAWA YASUNAO
5 patents
Patents
5 patentsUS4063894ADec 20, 1977
Test strip for the detection of occult blood in excreta
SHIONOGI & CO37 citations89
US4303409ADec 1, 1981
Method, composition and test strip for colorimetric analysis of ascorbic acid
SHIONOGI & CO33 citations88
US4433139AFeb 21, 1984
N-Acetyl-β-D-glucosamnides for determining N-acetyl-β-D-glucosaminidase activity
SHIONOGI & CO6 citations71
US3954412AMay 4, 1976
Test strip for phenylketone bodies
SHIONOGI & CO14 citations70
US4552841ANov 12, 1985
N-Acetyl-β-D-glucosaminides for determining N-acetyl-β-D-glucosaminidase activity
SHIONOGI & CO5 citations60