Inventor
GRIMMER JOHANNES
DE18 patents
Patents
18 patentsUS5300303AApr 5, 1994
Spray granules or microgranules of pure riboflavin which contain no binder are non-dusting and free-flowing, and the preparation thereof
BASF AG10 citations73
US5095115AMar 10, 1992
Preparation of riboflavin 5'-phosphate (fmn) and its sodium salt in a lactone
BASF AG16 citations73
US5017700AMay 21, 1991
Preparation of riboflavin-5'-phosphate (5'-FMN) and its sodium salt, and of riboflavin-4',5'-cyclophosphoric acid ester chloride as an intermediate
BASF AG9 citations73
US5616737AApr 1, 1997
Stereoselective preparation of (-) 3a,6,6,9a-tetramethyl-perhydronaphtho[2,1-b]furan
BASF AG7 citations72
US4276433AJun 30, 1981
Continuous preparation of anthranilic acid
BASF AG8 citations72
US4233459ANov 11, 1980
Continuous manufacture of anthranilic acid
BASF AG7 citations72
US4687847AAug 18, 1987
Purification of riboflavin
BASF AG11 citations71
US4567262AJan 28, 1986
Purification of riboflavin
BASF AG13 citations71
US4328339AMay 4, 1982
Continuous preparation of isatoic anhydride
BASF AG9 citations71
US4977190ADec 11, 1990
Preparation of riboflavin, produced by a microbial method, in the form of spray-dried granules or microgranules
BASF AG8 citations70
US6699911B2Mar 2, 2004
Catalytic reduction of alkyne compounds
BASF AG3 citations63
US6590111B2Jul 8, 2003
Selective reduction of alkyne compounds
BASF AG4 citations62
US5210023AMay 11, 1993
Method of purifying ferment-produced riboflavin
BASF AG6 citations62
US4673742AJun 16, 1987
Preparation of riboflavin
BASF AG2 citations60
US5169759ADec 8, 1992
Removal of riboflavin from fermentation suspensions
BASF AG3 citations58
US4421931ADec 20, 1983
Preparation of anthranilic acid amides
BASF AG3 citations57
US4806643AFeb 21, 1989
Preparation of riboflavin
BASF AG1 citations51
US4419519ADec 6, 1983
Continuous preparation of phthalimide
BASF AG1 citations50