Inventor
KOSEKI KOSHI
JP15 patents
Patents
15 patentsUS5391769AFeb 21, 1995
Method of preparing 3-DPA-lactone
JAPAN TOBACCO INC47 citations92
US5322955AJun 21, 1994
Method of manufacturing 3-DPA-lactone
JAPAN TOBACCO INC42 citations92
US5112994AMay 12, 1992
Method of producing (S)-4-hydroxymethyl-γ-lactone
JAPAN TOBACCO INC20 citations81
US5451689ASep 19, 1995
Method of preparing epoxide
JAPAN TOBACCO INC7 citations73
US5412111AMay 2, 1995
Method of preparing (3R,4R)-3-hydroxy-4-hydroxymethyl-4-butanolide
JAPAN TOBACCO INC15 citations73
US5284973AFeb 8, 1994
Method of preparing an acid additional salt of delta-aminolevulinic acid
JAPAN TOBACCO INC14 citations73
US4994585AFeb 19, 1991
Method of preparing (S)-γ-hydroxymethyl-α, β-butenolide
JAPAN TOBACCO INC8 citations73
US4946999AAug 7, 1990
Novel intermediates for synthesis of trichostatic acid or trichostatin A, and processes for preparing trichostatic acid and trichostatin A
JAPAN TOBACCO INC11 citations73
US5319108AJun 7, 1994
Method for producing (R,Z)-5-tetradecen-4-olide
JAPAN TOBACCO INC3 citations62
US5216177AJun 1, 1993
Method of preparing trans-3,4-disubstituted-γ-lactones
JAPAN TOBACCO INC2 citations62
US5468881ANov 21, 1995
Method of producing cis-whiskey lactone
JAPAN TOBACCO INC4 citations59
US4980485ADec 25, 1990
Method of manufacturing optically-active periplanone-b
JAPAN TOBACCO INC1 citations52
US5416204AMay 16, 1995
Method for preparing 2'-3'-dideoxy-β-nucleosides using 2,2-dideoxy-di(organothio)-pentofuranose intermediates
JAPAN TOBACCO INC0 citations51
US4755626AJul 5, 1988
4-isopropyl-7-methylene-5-cyclodecen-1-ol
JAPAN TOBACCO INC1 citations51
US5374744ADec 20, 1994
Method for manufacturing 4-substituted-Y-lactone and novel substance
JAPAN TOBACCO INC0 citations41