Inventor
HELMLINGER DANIEL
CH22 patents
⚠️ This page may combine multiple inventors who share the name “HELMLINGER DANIEL”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
GIVAUDAN CORP
16 patentsUS3954843AMay 4, 1976
Mercapto carboxylic acid esters
GIVAUDAN CORP11 citations72
US3948816AApr 6, 1976
Mercapto carboxylic acid esters
GIVAUDAN CORP11 citations72
US5113021AMay 12, 1992
Process for the manufacture of a mixture of α- and β-irone
GIVAUDAN CORP6 citations63
US4617146AOct 14, 1986
Substituted bicyclo[4.3.0]non-1(6)-en-8-yl methyl ketones and fragrance and flavor compositions
GIVAUDAN CORP4 citations62
US4375428AMar 1, 1983
2-Substituted-1-acetoxy and hydroxy-1-methyl-cyclohexanes
GIVAUDAN CORP3 citations62
US4277618AJul 7, 1981
2-Substituted-1-acetoxy and hydroxy-1-methyl-cyclohexanes
GIVAUDAN CORP4 citations62
US4162266AJul 24, 1979
Trimethyl-acetyl octalins, process for making and fragrance compositions containing same
GIVAUDAN CORP2 citations62
US3943177AMar 9, 1976
Compounds of the sinensal type, intermediates and process therefor
GIVAUDAN CORP4 citations62
US5164365ANov 17, 1992
1,1,2,3,3,6-hexamethyl-4,5,6,7-tetrahydro-5-indanone and fragrance compositions containing same
GIVAUDAN CORP4 citations61
US4634548AJan 6, 1987
Novel bicyclic epoxides and compositions
GIVAUDAN CORP5 citations61
US5214160AMay 25, 1993
Acetyl-tri-and-tetramethyl-octahydronaphthalenes and fragrance compositions containing same
GIVAUDAN CORP4 citations59
US5151411ASep 29, 1992
Tricyclic ketones and fragrance compositions containing same
GIVAUDAN CORP0 citations52
US5072019ADec 10, 1991
Process for the manufacture of 4-(2-butenylidene)-3,5,5-trimethyl-2-cyclohexen-1-one
GIVAUDAN CORP0 citations52
US5015779AMay 14, 1991
Process for the manufacture of 4-(2-butenylidene)-3,5,5-trimethyl-2-cyclohexen-1-one
GIVAUDAN CORP0 citations52
US3996387ADec 7, 1976
Flavoring with 3,7-dimethyl-octa-2,6-dienyl-mercaptan
GIVAUDAN CORP0 citations51
US3947505AMar 30, 1976
1-Halo-dodeca-tri(tetra)-ene
GIVAUDAN CORP1 citations51
GIVAUDAN ROURE CORP
4 patentsUS5292902AMar 8, 1994
Process for the manufacture of odorants and intermediates used therein
GIVAUDAN ROURE CORP7 citations73
US5525589AJun 11, 1996
Cyclic compounds
GIVAUDAN ROURE CORP9 citations71
US5180709AJan 19, 1993
Acetyl-tri-and-tetramethyl-octahydronaphthalenes and fragrance compositions containing same
GIVAUDAN ROURE CORP5 citations58
US5329053AJul 12, 1994
Process for the manufacture of known odorants
GIVAUDAN ROURE CORP0 citations51