Inventor
TSURUGI TOMIO
JP12 patents
Patents
12 patentsUS6245911B1Jun 12, 2001
Donepezil polycrystals and process for producing the same
EISAI CO LTD82 citations94
US5557002ASep 17, 1996
Process for the preparation of biphenyl containing intermediates useful in making angiotensin II receptor antagonists
EISAI CO LTD14 citations80
US5583229ADec 10, 1996
Process for the preparation of imidazopyridine derivatives
EISAI CO LTD3 citations72
US4474881AOct 2, 1984
Process for preparing polyprenyl carboxylic acid derivatives
EISAI CO LTD7 citations72
US5554757ASep 10, 1996
Process for the preparation of imidazopyridine derivatives, and intermediates therefore
EISAI CO LTD1 citations61
US4500463AFeb 19, 1985
Polyprenyl carboxylic acid derivatives
EISAI CO LTD2 citations61
US7220855B2May 22, 2007
Process for producing methylcobalamin
EISAI CO LTD1 citations50
US5700938ADec 23, 1997
Intermediates for imidazopyridine derivatives
EISAI CO LTD0 citations50
US5618969AApr 8, 1997
Intermediates for imidazopyridines
EISAI CO LTD0 citations50
US5608068AMar 4, 1997
Process for the preparation of imidazopyridine derivatives and intermediates
EISAI CO LTD0 citations50
US5587504ADec 24, 1996
Sulfonyloxy-biphenylcarboxylic ester derivatives which are intermediates
EISAI CO LTD0 citations50
US5559236ASep 24, 1996
Intermediates for substituted biphenylmethylmidazopyridine angiotensin II antagonists
EISAI CO LTD0 citations50