Inventor
YAMANAKA TSUTOMU
14 patents
⚠️ This page may combine multiple inventors who share the name “YAMANAKA TSUTOMU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
YOSHITOMI PHARMACEUTICAL
13 patentsUS5021432AJun 4, 1991
Benzopyran compound and its pharmaceutical use
YOSHITOMI PHARMACEUTICAL20 citations81
US5318969AJun 7, 1994
Benzopyran compound and its pharmaceutical use
YOSHITOMI PHARMACEUTICAL9 citations72
US5143936ASep 1, 1992
Benzopyran compound and its pharmaceutical use
YOSHITOMI PHARMACEUTICAL11 citations72
US4713381ADec 15, 1987
Oxodiazine compounds and pharmaceutical compositions thereof
YOSHITOMI PHARMACEUTICAL15 citations72
US4175130ANov 20, 1979
Oxazole- and thiazole-alkanoic acid compounds
YOSHITOMI PHARMACEUTICAL10 citations68
US4012412AMar 15, 1977
2,5-Di-substituted 4-oxazolealkanoic acid and esters
YOSHITOMI PHARMACEUTICAL9 citations67
US4053478AOct 11, 1977
2,5-di-substituted 4-oxazolealkanoic acids and esters
YOSHITOMI PHARMACEUTICAL2 citations56
US4709095ANov 24, 1987
Ortho-aminomethylphenol compounds
YOSHITOMI PHARMACEUTICAL1 citations51
US4365066ADec 21, 1982
2(4-n-Hexadecyl amino or oxy phenyl) 5 ethoxy oxazoleacetic acid derivatives
YOSHITOMI PHARMACEUTICAL1 citations51
US5273998ADec 28, 1993
Process for making an optically active 3,4-dihydro-3,4-epoxy-2H-1-benzopyran compound
YOSHITOMI PHARMACEUTICAL0 citations40
US5177216AJan 5, 1993
Diastereomeric ester compound useful as an intermediate in the making of an optically active 3,4-dihydro-3,4-epoxy-2h-1-benzopyran compound
YOSHITOMI PHARMACEUTICAL0 citations40
US5162553ANov 10, 1992
Processes for preparing optically active 3,4-dihydro-3,4-epoxy-2H-1-benzopyran compounds and intermediates therefor
YOSHITOMI PHARMACEUTICAL0 citations36
US5066816ANov 19, 1991
Processes for preparing optically active 3,4-dihydro-3,4-epoxy-2h-1-benzopyran compounds and intermediates therefor
YOSHITOMI PHARMACEUTICAL0 citations36