Inventor
OKA MITSURU
JP7 patents
Patents
7 patentsUS4871740AOct 3, 1989
Glycyrrhetic acid derivatives and use thereof
SANWA KAGAKU KENKYUSHO CO24 citations90
US7345180B2Mar 18, 2008
Compound inhibiting dipeptidyl peptidase IV
SANWA KAGAKU KENKYUSHO CO8 citations69
US5110945AMay 5, 1992
1-azoniabicyclo[3.3.0]oct-1(5)-ene salt derivatives and process for the preparation of the same
SANWA KAGAKU KENKYUSHO CO0 citations51
US4985569AJan 15, 1991
Pyrrolizine derivative and its manufacture
SANWA KAGAKU KENKYUSHO CO0 citations51
US4897495AJan 30, 1990
Process for the preparation of pyrrolizine derivatives
SANWA KAGAKU KENKYUSHO CO0 citations51
US4734411AMar 29, 1988
Pyrrolizidine compounds, salts thereof, process for the preparation of same and pharmaceutical agents comprising same
SANWA KAGAKU KENKYUSHO CO1 citations51
US5177102AJan 5, 1993
Polyisoprene compounds and salts thereof
SANWA KAGAKU KENKYUSHO CO1 citations50