Heinz Koch

2 Patents

• US123782142025

  12-oxaspiro[5,5]undec-8-ene Useful in Fragrance Compositions

  Givaudan SA

  0 cites
• US116344022023

  (3as,4ar,5s,7as,9r,9ar)-2,2,5,8,8,9a-hexamethyloctahydro-4h-4a,9-methanoazuleno[5,6-d][1,3]dioxole

  GIVAUDAN SA

  0 cites